CN218284504U - High-speed high-precision engraving and milling machining center - Google Patents

High-speed high-precision engraving and milling machining center Download PDF

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Publication number
CN218284504U
CN218284504U CN202222906547.0U CN202222906547U CN218284504U CN 218284504 U CN218284504 U CN 218284504U CN 202222906547 U CN202222906547 U CN 202222906547U CN 218284504 U CN218284504 U CN 218284504U
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axis
sliding seat
seat
lead screw
axis sliding
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CN202222906547.0U
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Inventor
蔡汉生
吴豪
黄展源
郑成杰
蔡桂阳
蔡裕杰
朱楚生
吴洁鹏
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Greatoo Sino German Robot And Intelligent Manufacturing Co ltd
Guangdong Juou Cloud Control Technology Co ltd
Greatoo Intelligent Equipment Inc
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Greatoo Sino German Robot And Intelligent Manufacturing Co ltd
Guangdong Juou Cloud Control Technology Co ltd
Greatoo Intelligent Equipment Inc
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Abstract

The utility model relates to a high-speed high-precision engraving and milling machining center, wherein an X-axis slide seat of an X-axis mechanism is supported in a shape like a Chinese character '7' to form an anti-overturning structure during sliding, and an X-axis grating ruler is used for measuring the left and right strokes of the X-axis slide seat along the X-axis direction; the Z-axis mechanism enables the Z-axis sliding seat to slide along the Z-axis guide rail to form a double-balance sliding structure through a pair of Z-axis guide rails and a pair of balance cylinders; the Z-axis grating ruler measures the up-down stroke of the Z-axis sliding seat along the Z-axis direction; an integrated motor of the B-axis mechanism drives the spindle seat and the electric spindle to swing left and right along the B-axis direction; the C-axis rotary worktable adopts a high-precision rotary worktable with an automatic gap eliminating device; the tool magazine device provides tools with different purposes, after a workpiece is clamped once, the tools move left and right along an X axis, move up and down along a Z axis and swing left and right along a B axis, and the workpiece rotates on a C-axis rotary worktable to form a four-axis linkage machining mode. The device has the advantages of good structural rigidity, good machining precision, high machining efficiency and convenience in maintenance.

Description

High-speed high-precision engraving and milling machining center
Technical Field
The utility model relates to a digit control machine tool processing field, specific theory relates to a high-speed high accuracy carving mills machining center.
Background
The side wall of the automobile tire needs to be carved with various characteristics and parameters such as brand, specification, model, grade, decorative patterns and the like of the tire, and patterns are designed on the transition part of the tire shoulder to the side wall of some multifunctional tires.
The tire side plate of a tire mold used for the automobile tire is a disc part, and characters, patterns and patterns with different sizes and shapes are arranged on the tire side plate and are used for forming various characteristics of the tire side of the automobile tire; in addition, a plurality of criss-cross exhaust lines are arranged on the tire side plate, a plurality of small air holes are required to be arranged at the place where air trapping is easy, and the complicated and variable characteristics and parameters on the tire side plate are finished on a carving and milling machine machining center.
The engraving and milling machine on the market is not specially developed for a tire mold, and the machine tool is heavy and inconvenient to operate; the capacity and the tool changing speed of the tool magazine are not fast enough; the centralized processing of various procedures such as milling, drilling, boring, reaming, tapping and the like is not realized, and the processing precision is also lower; the fully-closed metal plate and oil mist collecting function is not provided, and the processing environment is severe.
Disclosure of Invention
The utility model aims at providing a high-speed high accuracy carving mills machining center to current problem.
The utility model aims at realizing like this, a high-speed high accuracy carving mills machining center, include:
the X-axis mechanism comprises an X-axis lead screw transmission unit, an X-axis sliding seat, an X-axis upper guide rail, an X-axis lower guide rail and an X-axis grating ruler, wherein the X-axis lead screw transmission unit is arranged on the cross beam, the sliding rail surface of the X-axis upper guide rail faces upwards, the sliding rail surface of the X-axis lower guide rail faces to the right front, the X-axis sliding seat is connected with the X-axis upper guide rail up and down and connected with the side surface of the X-axis lower guide rail to form a roughly 7-shaped support so as to form an anti-overturning structure when the X-axis sliding seat slides, the X-axis sliding seat is driven by the X-axis lead screw transmission unit, and the X-axis grating ruler is used for measuring the left and right strokes of the X-axis sliding seat along the X-axis direction;
the Z-axis mechanism comprises a Z-axis lead screw transmission unit, a Z-axis sliding seat, a Z-axis grating ruler and a pair of Z-axis guide rails which are parallel to each other and vertically arranged on the X-axis sliding seat, a pair of balance cylinders are arranged on the X-axis sliding seat, telescopic rods of the balance cylinders are connected with the Z-axis sliding seat, the Z-axis sliding seat slides along the Z-axis guide rails through the pair of Z-axis guide rails and the pair of balance cylinders to form a double-balance sliding structure of the Z-axis sliding seat, the Z-axis sliding seat is driven by the Z-axis lead screw transmission unit, and the Z-axis grating ruler measures the up-down stroke of the Z-axis sliding seat along the Z-axis direction;
the B-axis mechanism is arranged at the lower end of the Z-axis sliding seat and comprises an integrated motor, a spindle seat and an electric spindle, the integrated motor is fixed on the rear side of the lower part of the Z-axis sliding seat, and the integrated motor drives the spindle seat and the electric spindle to swing left and right along the B-axis direction;
the C-axis rotary worktable is arranged on the base and adopts a high-precision rotary worktable with an automatic clearance eliminating device;
the tool magazine device comprises a chain type tool magazine and a tool setting instrument, the chain type tool magazine is arranged on the right side of the base, the tool setting instrument is arranged between the C-axis rotary worktable and the chain type tool magazine, the chain type tool magazine provides an electric spindle for automatically replacing tools with different purposes, after a workpiece is clamped once, the tools move left and right along an X axis, move up and down along a Z axis and swing left and right along a B axis, and the workpiece rotates on the C-axis rotary worktable to form a four-axis linkage machining mode.
The utility model discloses, Z axle screw drive unit includes motor, hold-in range wheelset, screw rod support unit, lead screw tail bearing, lead screw and screw-nut; the motor is fixed on the lower side of a motor plate on the X-axis sliding seat, the synchronous belt wheel set comprises a synchronous belt and two belt wheels, one belt wheel is connected with the motor, the other belt wheel is connected with the head of the screw rod, and the synchronous belt is sleeved on the two belt wheels; the lead screw supporting unit and the lead screw tail bearing respectively support the head end and the tail end of a lead screw, the lead screw supporting unit is fixed at the upper end of the Z-axis sliding seat, the lead screw tail bearing is installed at the lower end of the Z-axis sliding seat, and a lead screw nut is fixed on the inner side of the Z-axis sliding seat.
The utility model discloses, the base is including the cylinder seat of installation C axle rotary worktable and set up the square seat of tool magazine device, and on the stand of cylinder seat rear side was located to the crossbeam structure, concave part between square seat and the cylinder seat constitutes the human-computer interaction operation district.
The utility model discloses, the base constitutes the totally closed sheet metal structure of machining center at the peripheral left panel beating of installation, right panel beating, top panel beating and the arc door of machining center, and the arc door is located C axle rotary worktable's the place ahead, and the human-computer interaction operating area sets up human-computer interaction equipment, and machining center's electric cabinet sets up in machining center's rear side.
The utility model discloses, have following positive effect:
1) The upper guide rail of the X-axis mechanism is provided with an upper guide rail surface, a lower guide rail surface and an X-axis sliding seat, wherein the upper guide rail surface of the upper guide rail of the X-axis mechanism faces upwards, the lower guide rail surface of the lower guide rail faces to the right front, and the X-axis sliding seat is connected with the upper guide rail of the X-axis mechanism up and down and connected with the side surface of the lower guide rail of the X-axis mechanism to form a support in a shape of about 7 to form an anti-overturning structure when the X-axis sliding seat slides, so that the structure is reasonable, the integral precision is high, and the X-axis mechanism has the characteristics of good structural rigidity, good processing precision, high processing efficiency, convenience in maintenance and the like, and can keep long-term stable work in an industrial environment;
2) The Z-axis mechanism adopts a pair of Z-axis guide rails and a pair of balance cylinders to form a double-balance sliding structure, so that the load of the Z-axis sliding seat and the B-axis swinging head is effectively reduced, the lifting motion of the Z-axis sliding seat and the B-axis swinging head along the Z-axis direction is more flexible and stable, and the long-term stability is ensured;
3) The C-axis rotary table adopts a high-precision rotary table with an automatic gap eliminating device, and due to the arrangement of the automatic gap eliminating device, the meshing gap of the gears is automatically eliminated, so that the rotary precision of the C-axis rotary table is ensured;
4) The tool magazine device provides an electric main shaft for automatically replacing tools with different purposes by a chain tool magazine, and can realize centralized processing of various procedures such as milling, drilling, boring, reaming, tapping and the like by automatically replacing the tools through the main shaft after a workpiece is clamped once.
The following examples are provided to further illustrate the present invention in conjunction with the accompanying drawings.
Drawings
Fig. 1 is a schematic perspective view of an embodiment of the present invention;
fig. 2 is a schematic perspective view of the fully-enclosed sheet metal structure of the embodiment of fig. 1.
In the figure, 1, a cross beam; 2. an X-axis lead screw transmission unit; 3. an X-axis slide carriage; 4. an X-axis upper guide rail; 5. an X-axis lower guide rail; 6. an X-axis grating scale; 7. a Z-axis lead screw transmission unit; 8. a Z-axis slide carriage; 9. a Z-axis grating scale; 10. a Z-axis guide rail; 11. a balance cylinder; 12. a main shaft base; 13. an electric spindle; 14. a C-axis rotary table; 15. a base; 16. a chain magazine; 17. tool setting gauge; 18. a motor plate; 19. a synchronous belt; 20. a pulley; 21. a cylindrical seat; 22. a square base; 23. a column; 24. a left metal plate; 25. a right metal plate; 26. a top metal plate; 27. a circular arc door; 28. a human-computer interaction device; 29. an electric cabinet; A. and a human-computer interaction operation area.
Detailed Description
Referring to fig. 1, the present embodiment is a high-speed high-precision engraving and milling center, including: the X-axis mechanism comprises an X-axis lead screw transmission unit 2, an X-axis sliding seat 3, an X-axis upper guide rail 4, an X-axis lower guide rail 5 and an X-axis grating ruler 6 which are arranged on a cross beam 1, wherein the sliding rail surface of the X-axis upper guide rail faces upwards, the sliding rail surface of the X-axis lower guide rail faces to the right front, the X-axis sliding seat is connected with the X-axis upper guide rail up and down and connected with the side surface of the X-axis lower guide rail to form a roughly 7-shaped support so as to form an anti-overturning structure when the X-axis sliding seat slides, the X-axis sliding seat is driven by the X-axis lead screw transmission unit, and the X-axis grating ruler measures the left and right strokes of the X-axis sliding seat along the X-axis direction; the Z-axis mechanism comprises a Z-axis lead screw transmission unit 7, a Z-axis sliding seat 8, a Z-axis grating ruler 9 and a pair of Z-axis guide rails 10 which are parallel to each other and vertically arranged on the X-axis sliding seat, a pair of balance cylinders 11 are arranged on the X-axis sliding seat, telescopic rods of the balance cylinders are connected with the Z-axis sliding seat, the Z-axis sliding seat slides along the Z-axis guide rails through the pair of Z-axis guide rails and the pair of balance cylinders to form a double-balance sliding structure of the Z-axis sliding seat, the Z-axis sliding seat is driven by the Z-axis lead screw transmission unit, and the Z-axis grating ruler measures the up-down stroke of the Z-axis sliding seat along the Z-axis direction; the B-axis mechanism is arranged at the lower end of the Z-axis sliding seat and comprises an integrated motor, a spindle seat 12 and an electric spindle 13, the integrated motor is fixed on the rear side of the lower part of the Z-axis sliding seat, and the integrated motor drives the spindle seat and the electric spindle to swing left and right along the B-axis direction; the C-axis rotary worktable 14 is arranged on a base 15 and adopts a high-precision rotary worktable with an automatic gap eliminating device; the tool magazine device comprises a chain type tool magazine 16 and a tool setting instrument 17, the chain type tool magazine is arranged on the right side of the base, the tool setting instrument is arranged between the C-axis rotary table and the chain type tool magazine, the chain type tool magazine provides an electric spindle to automatically replace tools with different purposes, when a workpiece is clamped once, the tools move left and right along an X axis, move up and down along a Z axis and swing left and right along a B axis, and the workpiece rotates on the C-axis rotary table to form a four-axis linkage machining mode.
Referring to fig. 1, the z-axis screw transmission unit includes a motor, a synchronous belt pulley set, a screw support unit, a screw tail bearing, a screw and a screw nut; the motor is fixed on the lower side of a motor plate 18 on the X-axis sliding seat, the synchronous pulley set comprises a synchronous belt 19 and two belt pulleys 20, one belt pulley is connected with the motor, the other belt pulley is connected with the head of the screw rod, and the synchronous belt is sleeved on the two belt pulleys; the screw rod supporting unit and the screw rod tail bearing respectively support the head end and the tail end of a screw rod, the screw rod supporting unit is fixed at the upper end of the Z-axis sliding seat, the screw rod tail bearing is installed at the lower end of the Z-axis sliding seat, and a screw rod nut is fixed on the inner side of the Z-axis sliding seat; the motor design of Z axle mechanism is on X axle slide, makes Z axle slide reciprocate can not exceed X axle slide upper surface, and the whole height of lathe is more small and exquisite.
Referring to fig. 1, the base comprises a cylindrical base 21 for mounting the C-axis rotary worktable and a square base 22 for arranging the tool magazine device, the cross beam is erected on an upright post 23 at the rear side of the cylindrical base, and a concave part between the square base and the cylindrical base forms a human-computer interaction operation area a; the base structure greatly saves the occupied area of the machine tool, improves the space utilization rate of the machine tool and is also beneficial to operating personnel to operate the machine tool. Therefore, the workbench area is designed in an arc shape, and the right tool magazine area is inwards concave to form an operation area, so that an operator is closer to the spindle in the operation area, and the machine tool has friendly human-computer interaction performance.
Referring to fig. 2, a left metal plate 24, a right metal plate 25, a top metal plate 26 and an arc door 27 are arranged on the periphery of a machining center of a base to form a totally-enclosed metal plate structure of the machining center, the arc door is located in front of a C-axis rotary worktable, a human-computer interaction operating area is provided with a human-computer interaction device 28, and an electric cabinet 29 of the machining center is arranged on the rear side of the machining center; the totally-enclosed sheet metal structure covers all the machine tool to form a totally-enclosed state, and the oil mist collector is installed, so that oil mist in the machining process cannot overflow, and the machining environment is improved.
The utility model discloses, carving mills machining center is the digit control machine tool that possesses sculpture and milling process ability simultaneously, and its leading features uses little cutter, high-power and high-speed spindle motor, and the cutting ability is stronger, and the machining precision is very high. The engraving and milling center has the capability of automatically exchanging and processing tools, and can realize centralized processing of various procedures such as milling, drilling, boring, reaming, tapping and the like by automatically replacing the tools through the main shaft after a workpiece is clamped once by installing tools with different purposes on the tool magazine, and integrates computer control, high-performance servo driving and precision processing technologies.
In the machining process of the embodiment, referring to fig. 1, the bottom of a machine tool of a machining center is leveled by six sizing blocks, a cross beam on a stand column is provided with an X-axis guide rail, an X-axis lead screw transmission unit drives an X-axis sliding seat to move left and right along the X-axis direction, and an X-axis grating ruler synchronously measures the movement stroke of the X-axis sliding seat; two Z-axis guide rails which are vertically and parallelly distributed are arranged on the X-axis sliding seat, a Z-axis lead screw transmission unit is arranged on the inner side of the Z-axis sliding seat, the Z-axis lead screw transmission unit drives the Z-axis sliding seat to move up and down along the Z-axis direction, and a Z-axis grating ruler synchronously measures the movement stroke of the Z-axis sliding seat; the lower part of the Z-axis sliding seat is provided with a B-axis mechanism, and the integrated motor drives the spindle seat and the electric spindle to swing left and right along the B-axis direction; a rotary worktable is arranged on the base and rotates 360 degrees along the direction of the C axis;
during machining, the cutter moves left and right along an X axis, moves up and down along a Z axis and swings left and right along a B axis, and the workpiece rotates on the workbench through a C axis to form a four-axis linkage machining mode.

Claims (4)

1. The utility model provides a high-speed high accuracy carving mills machining center which characterized in that: the method comprises the following steps:
the X-axis mechanism comprises an X-axis lead screw transmission unit (2), an X-axis sliding seat (3), an X-axis upper guide rail (4), an X-axis lower guide rail (5) and an X-axis grating ruler (6), wherein the X-axis lead screw transmission unit is arranged on a cross beam (1), the sliding rail surface of the X-axis upper guide rail faces upwards, the sliding rail surface of the X-axis lower guide rail faces to the right front, the X-axis sliding seat is connected with the X-axis upper guide rail up and down and connected with the side surface of the X-axis lower guide rail to form a support in a shape of a Chinese character '7' to form an anti-overturning structure when the X-axis sliding seat slides, the X-axis sliding seat is driven by the X-axis lead screw transmission unit, and the X-axis grating ruler is used for measuring the left and right strokes of the X-axis sliding seat along the X-axis direction;
the Z-axis mechanism comprises a Z-axis lead screw transmission unit (7), a Z-axis sliding seat (8), a Z-axis grating ruler (9) and a pair of Z-axis guide rails (10) which are parallel to each other and vertically arranged on the X-axis sliding seat, a pair of balance cylinders (11) are arranged on the X-axis sliding seat, telescopic rods of the balance cylinders are connected with the Z-axis sliding seat, the Z-axis sliding seat slides along the Z-axis guide rails through the pair of Z-axis guide rails and the pair of balance cylinders to form a double-balance sliding structure of the Z-axis sliding seat, the Z-axis sliding seat is driven by the Z-axis lead screw transmission unit, and the Z-axis grating ruler measures the up-down stroke of the Z-axis sliding seat along the Z-axis direction;
the B-axis mechanism is arranged at the lower end of the Z-axis sliding seat and comprises an integrated motor, a spindle seat (12) and an electric spindle (13), the integrated motor is fixed at the rear side of the lower part of the Z-axis sliding seat, and the integrated motor drives the spindle seat and the electric spindle to swing left and right along the B-axis direction;
the C-axis rotary worktable (14) is arranged on the base (15), and adopts a high-precision rotary worktable with an automatic clearance elimination device;
the tool magazine device comprises a chain type tool magazine (16) and a tool setting instrument (17), the chain type tool magazine is arranged on the right side of the base, the tool setting instrument is arranged between the C-axis rotary table and the chain type tool magazine, the chain type tool magazine provides electric spindles for automatically replacing tools with different purposes, after a workpiece is clamped once, the tools move left and right along an X axis, move up and down along a Z axis and swing left and right along a B axis, and the workpiece rotates on the C-axis rotary table to form a four-axis linkage machining mode.
2. The high-speed high-precision engraving and milling machining center according to claim 1, wherein: the Z-axis screw rod transmission unit comprises a motor, a synchronous belt wheel set, a screw rod supporting unit, a screw rod tail bearing, a screw rod and a screw rod nut; the motor is fixed on the lower side of a motor plate (18) on the X-axis sliding seat, the synchronous belt wheel set comprises a synchronous belt (19) and two belt wheels (20), one belt wheel is connected with the motor, the other belt wheel is connected with the head of the screw rod, and the synchronous belt is sleeved on the two belt wheels; the lead screw supporting unit and the lead screw tail bearing respectively support the head end and the tail end of the lead screw, the lead screw supporting unit is fixed at the upper end of the Z-axis sliding seat, the lead screw tail bearing is installed at the lower end of the Z-axis sliding seat, and the lead screw nut is fixed on the inner side of the Z-axis sliding seat.
3. The high-speed high-precision engraving and milling machining center according to claim 1 or 2, wherein: the base comprises a cylindrical seat (21) for mounting the C-axis rotary worktable and a square seat (22) for arranging the tool magazine device, the cross beam is erected on an upright post (23) at the rear side of the cylindrical seat, and a concave part between the square seat and the cylindrical seat forms a man-machine interaction operation area (A).
4. The high-speed high-precision engraving and milling machining center of claim 3, wherein: the base is in the totally closed sheet metal structure of machining center of peripheral installation left panel beating (24), right panel beating (25), top panel beating (26) and circular arc door (27) of machining center, and the circular arc door is located the place ahead of C axle swivel work head, and the man-machine interaction operation district sets up man-machine interaction equipment (28), and machining center's electric cabinet (29) set up in machining center's rear side.
CN202222906547.0U 2022-11-01 2022-11-01 High-speed high-precision engraving and milling machining center Active CN218284504U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202222906547.0U CN218284504U (en) 2022-11-01 2022-11-01 High-speed high-precision engraving and milling machining center

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Application Number Priority Date Filing Date Title
CN202222906547.0U CN218284504U (en) 2022-11-01 2022-11-01 High-speed high-precision engraving and milling machining center

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115519363A (en) * 2022-11-01 2022-12-27 巨轮智能装备股份有限公司 High-speed high-precision engraving and milling machining center

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115519363A (en) * 2022-11-01 2022-12-27 巨轮智能装备股份有限公司 High-speed high-precision engraving and milling machining center

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