CN211840298U

CN211840298U - Turning and milling composite machine tool

Info

Publication number: CN211840298U
Application number: CN202020425920.9U
Authority: CN
Inventors: 吴金辉; 苏为旭
Original assignee: Zhejiang Jingdun Technology Co ltd
Current assignee: Zhejiang Jingdun Technology Co ltd
Priority date: 2020-03-27
Filing date: 2020-03-27
Publication date: 2020-11-03
Anticipated expiration: 2030-03-27

Abstract

The utility model provides a turn-milling composite machine tool belongs to lathe technical field. It has solved current lathe structure can reduce machining efficiency scheduling problem. This turning and milling compound lathe, including the lathe bed, the left end of lathe bed is fixed with the headstock, the right side that lies in the headstock on the lathe bed is provided with the planker subassembly, be fixed with the power knife rest on the planker subassembly, be fixed with the guide rail board on the left surface of power knife rest, the lower extreme protrusion of guide rail board is in the lower terminal surface of power knife rest, still be fixed with elevator motor on the power knife rest, install the slide on the guide rail board, elevator motor can drive the slide and make elevating movement, the radial unit head of fixedly connected with detachable on the left surface of slide, the detachable mount pad of fixedly connected with on the leading flank of slide, be fixed with the axial unit head on the up. This lathe structure can improve machining efficiency.

Description

Turning and milling composite machine tool

Technical Field

The utility model belongs to the technical field of the lathe, a turn-milling composite machine tool is related to.

Background

A machine tool is an apparatus that machines a workpiece. Along with the complexity of workpiece machining, machining procedures such as milling and drilling can be greatly improved on the same machine tool. The lathe is a machine tool for turning a rotating workpiece by mainly using a lathe tool, and comprises a lathe body, a spindle box, a carriage assembly, a lathe tool rest and the like, wherein the spindle box and the carriage assembly are oppositely arranged on the lathe body, and the lathe tool rest is fixed on the carriage assembly. In order to enable a lathe to simultaneously realize machining processes such as turning, milling and drilling, a power tool apron is further installed on the carriage assembly, a turning tool is fixed on the turning tool apron and used for turning, and a milling cutter and a drilling tool are installed on the power tool apron to realize milling and drilling.

The document of the chinese patent document discloses a novel turning and milling composite machine tool structure [ application number: CN 201821596135.9; the notice number is: 208696755U ], including: the lathe comprises a Y-axis power head, an end face power head, a tool turret, a Z-axis guide rail, a Z-axis lead screw, a headstock, a main shaft motor, a chassis, a Y-axis mounting base, an X-axis guide rail, an X-axis lead screw, an X-axis mounting base and a lathe bed. The top of the chassis is fixedly provided with a lathe bed, Z-axis guide rails are arranged on two sides of the top of the lathe bed, a Z-axis screw rod is arranged on the inner side of the Z-axis guide rails, and an X-axis mounting base is arranged on the Z-axis guide rails and connected with the Z-axis screw rod. The X-axis guide rails are arranged on two sides of the top of the X-axis mounting base, the X-axis screw rods are arranged on the inner sides of the X-axis guide rails, and the Y-axis mounting base is arranged on the X-axis guide rails and connected with the X-axis screw rods. The tool turret is arranged on one side of the top of the Y-axis mounting base, the end face power head is arranged on the top of the Y-axis mounting base and located on one side of the tool turret, and the Y-axis power head is vertically arranged on the end face power head.

The power head is a power tool apron. A turning tool is fixed on the tool turret, and a workpiece on the main shaft can be turned; a milling cutter and a drilling tool are arranged on the end face power head, and the end face of a workpiece can be milled and drilled; and a milling cutter and a drilling tool are arranged on the Y-axis power head, so that the side surface of the workpiece can be milled and drilled. However, the end face power head is fixed on the Y-axis mounting base and cannot move in the Y-axis direction, that is, the end face power head can only move in a two-dimensional plane and cannot move in a three-dimensional space, so that the height of the processing position of the workpiece is often adjusted by rotating the main shaft when the end face of the workpiece is processed, the main shaft is not in a contracting brake state when the position of the workpiece is adjusted, and the workpiece is generally not milled when the main shaft rotates to ensure the processing quality, so that the processing efficiency is greatly reduced.

Disclosure of Invention

The utility model aims at the above-mentioned problem that prior art exists, provide a turn-milling composite machine tool, solved current lathe structure and can reduce machining efficiency's technical problem.

The purpose of the utility model can be realized by the following technical proposal:

the utility model provides a turning and milling combined machine tool, includes the lathe bed, the left end of lathe bed is fixed with the headstock, the right side that lies in the headstock on the lathe bed is provided with the planker subassembly, be fixed with the power knife rest on the planker subassembly, a serial communication port, be fixed with the guide rail board on the left surface of power knife rest, the lower extreme protrusion in the lower terminal surface of power knife rest of guide rail board, still be fixed with elevator motor on the power knife rest, install the slide on the guide rail board, elevator motor can drive the slide and make elevating movement, the radial unit head of fixedly connected with detachable on the left surface of slide, fixedly connected with detachable mount pad on the leading flank of slide, be fixed with the axial unit head on the up end of mount pad.

The cutter on the axial power head can process the end face of the workpiece, and the cutter on the radial power head can process the outer side face of the workpiece. The axial power head and the radial power head are fixed on the sliding seat, the sliding seat can be driven by the lifting motor to move up and down, and the axial power head and the radial power head can move on the lathe bed in a three-dimensional space under the action of the carriage assembly. During milling, a main shaft on the main shaft box stops rotating and is in a contracting brake state, the axial power head and the radial power head do three-dimensional space motion on the lathe bed and mill a workpiece under the driving of the carriage assembly and the lifting motor, and the height of a machining position does not need to be continuously adjusted by the main shaft to adapt to the axial power head and the radial power head in the machining process, so that the machining efficiency of the machine tool is improved. And the lower end of the guide rail plate protrudes out of the lower end surface of the power tool rest, so that the sliding seat can be lowered below the power tool rest, the lifting range of the axial power head and the radial power head is increased, the processing limit of the machine tool is increased, the processing range of the machine tool is expanded, the possibility of adjusting the position of the spindle in the processing process is reduced, and the processing efficiency of the machine tool is improved. In addition, the axial power head and the radial power head are split mechanisms which are separately and independently fixed on the sliding seat and can be independently detached from the sliding seat. When the axial cutting is not needed in the machining process or the axial power head can interfere the radial power head to cut, the axial power head can be detached from the slide seat through the mounting seat, when the radial cutting is not needed in the machining process or the radial power head can interfere the axial power head to cut, the radial power head can be detached from the slide seat, the energy consumption generated by the lifting motor and the carriage assembly can be reduced, the movement limit of the radial power head and the axial power head can be increased, the possibility of adjusting the position of the spindle in the machining process is reduced, and the machining efficiency of the machine tool is improved.

In foretell turn-milling combined machine tool, the mount pad includes vertical board and the horizontal board of perpendicular setting, vertical board pastes to lean on the leading flank of slide and fixes on the slide through the front side bolt, the front side bolt pass behind the vertical board with slide threaded connection, the rear end of horizontal board links to each other with the upper end of vertical board is integrative, still integrative being connected with the reinforcing plate between horizontal board and the vertical board, axial unit head fixed connection is on the upper surface of horizontal board.

When the axial power head is installed, a longitudinal plate on the installation seat is attached to the front side surface of the sliding seat, and then a front side bolt penetrates through the longitudinal plate and is in threaded connection with the sliding seat and screwed tightly; when the axial power head is disassembled, the front bolt is screwed out of the sliding seat. The axial power head can be independently disassembled and assembled on the sliding seat, and the disassembly and the assembly are convenient. The axial power head is fixedly connected to the upper surface of the transverse plate, so that the axial power head and the radial power head are separately arranged, the mutual interference of the axial power head and the radial power head in the machining process is reduced, the machining size range of the machine tool is ensured as far as possible, the possibility of adjusting the position of the main shaft in the machining process is reduced, and the machining efficiency of the machine tool is improved. The setting of reinforcing plate can improve the structural strength of mount pad, makes the axial unit head fixed stable on the slide.

In the turning and milling combined machine tool, the longitudinal plate is provided with a positioning hole, the front side surface of the sliding seat is fixed with a positioning pin, and the front end of the positioning pin is inserted into the positioning hole. The positioning pin has a positioning effect, so that the installation of the installation seat is convenient.

In the turning and milling combined machine tool, the radial power head is fixed on the sliding seat through a left bolt, a shell of the radial power head is attached to the left side surface of the sliding seat, and the left bolt penetrates through the shell of the radial power head and then is in threaded connection with the sliding seat. During installation, the shell of the radial power head is attached to the left side face of the sliding seat, then a left bolt penetrates through the shell of the radial power head and then is in threaded connection with the sliding seat and screwed down, and the left bolt is screwed out of the sliding seat during disassembly. The radial power head can be independently disassembled and assembled on the sliding seat, and the disassembly and the assembly are convenient.

In foretell turn-milling combined machine tool, linear slide rail has on the left surface of guide rail plate, set up the spout that corresponds the setting with linear slide rail on the right flank of slide, linear slide rail's cross-section and the cross-section of spout all are the trapezoidal of falling, linear slide rail imbeds in the spout, linear slide rail's leading flank and the leading flank of spout paste, the space has between linear slide rail's trailing flank and the trailing flank of spout, be provided with the gib block in the space, gib block detachable fixes on the slide, linear slide rail's trailing flank pastes and pastes on the gib block.

The guide strip fills the gap, so that the sliding seat can stably slide on the linear sliding rail. The conducting bar is detachably fixed on the sliding seat, so that the sliding seat and the linear sliding rail can be conveniently disassembled and assembled.

In the turning and milling combined machine tool, the end surfaces at two ends of the sliding seat are respectively in threaded connection with a screw, the head of the screw is provided with a convex cap, and the guide bar is limited between the convex caps of the two screws. The guide bar is fixed on the guide bar through screws, so that the guide bar is convenient to disassemble and assemble.

In the turning and milling combined machine tool, a screw rod parallel to the linear slide rail is arranged on the power tool rest, a nut fixed with the slide seat is connected onto the screw rod in a threaded mode, a driven wheel is connected to the upper end of the screw rod, an installation cavity is formed in the power tool rest, the lifting motor is fixed in the installation cavity, a driving wheel is fixed to a rotating shaft of the lifting motor, and a belt is connected between the driven wheel and the driving wheel.

The lifting motor rotates to drive the screw rod to rotate through the driving wheel, the belt and the driven wheel, and the sliding seat slides on the guide rail plate through the nut. The lifting motor is hidden in the power tool rest, so that the phenomenon that the lifting motor occupies too much space in a machine tool to cause the volume of the machine tool to be too large or cannot be installed on the existing machine tool is avoided.

Compared with the prior art, the utility model has the advantages of it is following:

the slide that sets up can the oscilaltion on the guide rail board, the lower extreme protrusion in the lower terminal surface of power knife rest of guide rail board, radial unit head detachable fixes on the left surface of slide, and axial unit head fixes on the up end of mount pad, and mount pad detachable fixes on the leading flank of slide, reduces the number of times that the main shaft adjusted position in the milling process to improve the machining efficiency of lathe. And a positioning pin is arranged between the mounting seat and the sliding seat, so that the mounting seat and the sliding seat are convenient to disassemble and assemble. And a guide bar is arranged in the sliding groove of the sliding seat, so that the sliding seat can stably slide on the linear sliding rail. The lifting motor is hidden in the power knife rest, so that the total volume occupied by the lifting motor and the power knife rest is reduced.

Drawings

FIG. 1 is a perspective view of the present milling compound machine;

FIG. 2 is a perspective view of a power assembly of the present milling compound machine;

FIG. 3 is a perspective view of the composite milling machine tool after the power tool rest, the guide rail plate, the slide and the mounting seat are fixedly mounted;

FIG. 4 is a disassembled perspective view of a slide carriage and a guide rail plate in the composite milling machine tool;

fig. 5 is a cross sectional view of the joint of the slide and the guide rail plate in the composite milling machine tool.

In the figure, 1, a lathe bed; 2. a main spindle box; 3. a carriage assembly; 3a, a lower carriage; 3b, an upper dragging plate; 4. a power assembly; 5. a power tool rest; 5a, mounting a cavity; 6. a guide rail plate; 6a, a linear slide rail; 7. a lifting motor; 8. a slide base; 8a, a chute; 8b, a void; 8c, conducting bars; 8d, grooves; 8e, screws; 8e1, convex cap; 9. a radial power head; 10. a mounting seat; 10a, longitudinal plates; 10b, a transverse plate; 10c, a reinforcing plate; 11. an axial power head; 12. a lead screw; 13. a driven wheel; 14. a driving wheel; 15. a belt; 16. a left side bolt; 17. a front side bolt; 18. and a positioning pin.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

Example one

As shown in fig. 1-5, a turning and milling combined machine tool comprises a machine body 1, wherein a spindle box 2 and a main motor are fixed at the left end of the machine body 1, the spindle box 2 comprises a box body, a rotatable spindle is arranged in the box body, the right end of the spindle extends out of the box body, the left end of the spindle extends out of the box body and is connected with the main motor, and the main motor can drive the spindle to rotate. The brake contracting device is further fixed on the box body, a brake pad is fixed on the left end of the main shaft, and the brake pad can be clamped and released by the brake contracting device. The main shaft is in the state of contracting a brake when the contracting a brake block is clamped by the contracting a brake, and the main shaft is in the rotatable state when the contracting a brake block is released by the contracting a brake.

A carriage assembly 3 is arranged on the lathe bed 1 and positioned on the right side of the main spindle box 2, and a power assembly 4 is fixed on the carriage assembly 3. The carriage assembly 3 comprises a lower carriage 3a and an upper carriage 3b, the lower carriage 3a can move left and right on the lathe bed 1, and the upper carriage 3b is arranged on the lower carriage 3a and can move back and forth on the lower carriage 3 a. The power assembly 4 comprises a power tool rest 5 fixed on the upper carriage 3b, a guide rail plate 6 is fixed on the left side surface of the power tool rest 5, and the lower end of the guide rail plate 6 protrudes out of the lower end surface of the power tool rest 5. A lifting motor 7 is fixed on the power knife rest 5, an installation cavity 5a is arranged in the power knife rest 5, and the lifting motor 7 is fixed in the installation cavity 5 a. The slide seat 8 is arranged on the guide rail plate 6, and the lifting motor 7 can drive the slide seat 8 to do lifting motion. The left side surface of the sliding seat 8 is fixedly connected with a detachable radial power head 9, the front side surface of the sliding seat 8 is fixedly connected with a detachable mounting seat 10, and an axial power head 11 is fixed on the upper end surface of the mounting seat 10. A turning tool holder is also fixed on the upper carriage 3b, and is not shown in the figure.

The left side surface of the guide rail plate 6 is provided with a linear slide rail 6a, and the linear slide rail 6a is vertical to the upper carriage 3 b. Set up the spout 8a that corresponds the setting with linear slide rail 6a on the right flank of slide 8, the cross-section of linear slide rail 6a and the cross-section of spout 8a all are down trapezoidal. The linear slide rail 6a is embedded into the slide groove 8a, the front side surface of the linear slide rail 6a is attached to the front side surface of the slide groove 8a, and a gap 8b is formed between the rear side surface of the linear slide rail 6a and the rear side surface of the slide groove 8 a. A guide bar 8c is arranged in the gap 8b, the cross section of the guide bar 8c is parallelogram, the guide bar 8c is detachably fixed on the slide seat 8, and the rear side surface of the linear slide rail 6a is attached to the guide bar 8 c. The end surfaces of the two ends of the sliding seat 8 are respectively provided with a groove 8d, the grooves 8d are internally connected with screws 8e, the heads of the screws 8e are provided with convex caps 8e1, and the guide bar 8c is limited between the convex caps 8e1 of the two screws 8 e. Or two ends of the guide bar 8c are respectively in threaded connection with screws 8e, and convex caps 8e1 at the heads of the two screws 8e respectively abut against two ends of the sliding seat 8 to form an upper limiting structure and a lower limiting structure. The power tool post 5 is provided with a screw 12 parallel to the linear slide 6a, and the screw 12 is screwed with a nut fixed to the slide 8, which nut is not shown in the figure. The upper end of lead screw 12 is connected with from driving wheel 13, and elevator motor 7's pivot sets up upwards and is fixed with action wheel 14, is connected with belt 15 between driven wheel 13 and the action wheel 14.

The radial power head 9 is fixed on the sliding seat 8 through a left bolt 16, a shell of the radial power head 9 is attached to the left side surface of the sliding seat 8, and the left bolt 16 penetrates through the shell of the radial power head 9 and then is in threaded connection with the sliding seat 8. The left side bolts 16 are four and evenly distributed, and the number of the left side bolts 16 can be increased or decreased appropriately. Or a left stud is fixed on the sliding seat 8, and the left stud penetrates through the shell of the radial power head 9 leftwards and then is fixed with the locking nut. The mounting seat 10 comprises a vertical plate 10a and a transverse plate 10b which are vertically arranged, the vertical plate 10a is attached to the front side surface of the sliding seat 8 and fixed on the sliding seat 8 through a front bolt 17, the front bolt 17 penetrates through the vertical plate 10a and then is in threaded connection with the sliding seat 8, the rear end of the transverse plate 10b is integrally connected with the upper end of the vertical plate 10a, and the axial power head 11 is fixedly connected to the upper surface of the transverse plate 10 b. A reinforcing plate 10c is integrally connected between the transverse plate 10b and the longitudinal plate 10a, and the reinforcing plate 10c is triangular. The longitudinal plate 10a is provided with a positioning hole, the front side surface of the sliding seat 8 is fixed with a positioning pin 18, and the front end of the positioning pin 18 is inserted into the positioning hole. Four front bolts 17 are uniformly distributed on the longitudinal plate 10a, and two positioning holes are formed in the longitudinal plate 10a and located on both sides of the reinforcing plate 10 c. Or a front stud is fixed on the sliding seat 8, and the front stud penetrates through the longitudinal plate 10a forwards and then is fixed with the locking nut.

Because the axial power head 11 and the radial power head 9 are both fixed on the slide carriage 8, the slide carriage 8 can be driven by the lifting motor 7 to move up and down, and simultaneously, under the action of the carriage assembly 3, the axial power head 11 and the radial power head 9 can move on the lathe bed 1 in a three-dimensional space. During milling, a main shaft on the main shaft box 2 stops rotating, a brake pad is clamped by a brake device to enable the main shaft to be in a brake state, the axial power head 11 and the radial power head 9 do three-dimensional space motion on the lathe bed 1 and mill a workpiece under the driving of the carriage assembly 3 and the lifting motor 7, and the height of a machining position does not need to be continuously adjusted by the main shaft to adapt to the axial power head 11 and the radial power head 9 in the machining process, so that the machining efficiency of the machine tool is improved. And the lower end of the guide rail plate 6 protrudes out of the lower end surface of the power tool rest 5, so that the slide seat 8 can be lowered below the power tool rest 5, the lifting range of the axial power head 11 and the radial power head 9 is increased, the processing limit of the machine tool is increased, the processing range of the machine tool is expanded, the possibility of adjusting the position of the spindle in the processing process is reduced, and the processing efficiency of the machine tool is improved. In addition, the axial power head 11 and the radial power head 9 are split mechanisms, and the two are separately and independently fixed on the sliding seat 8 and can be independently detached from the sliding seat 8. When the axial cutting is not needed in the machining process or the axial power head 11 interferes with the radial power head 9 to cut, the axial power head 11 can be independently detached from the slide seat 8 through the mounting seat 10, when the radial cutting is not needed in the machining process or the radial power head 9 interferes with the axial power head 11 to cut, the radial power head 9 can be independently detached from the slide seat 8, so that the energy consumption generated by the lifting motor 7 and the carriage assembly 3 can be reduced, the movement limits of the radial power head 9 and the axial power head 11 can be increased, the possibility of adjusting the position of the spindle in the machining process is reduced, and the machining efficiency of the machine tool is improved.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. A turning and milling combined machine tool comprises a machine tool body (1), wherein a spindle box (2) is fixed at the left end of the machine tool body (1), a carriage assembly (3) is arranged on the right side of the spindle box (2) on the machine tool body (1), a power tool rest (5) is fixed on the carriage assembly (3), the turning and milling combined machine tool is characterized in that a guide rail plate (6) is fixed on the left side surface of the power tool rest (5), the lower end of the guide rail plate (6) protrudes out of the lower end surface of the power tool rest (5), a lifting motor (7) is further fixed on the power tool rest (5), a slide seat (8) is installed on the guide rail plate (6), the lifting motor (7) can drive the slide seat (8) to do lifting motion, a radial detachable power head (9) is fixedly connected on the left side surface of the slide seat (8), a detachable mounting seat (10) is fixedly connected on the front, an axial power head (11) is fixed on the upper end face of the mounting seat (10).

2. The turn-milling combined machine tool according to claim 1, characterized in that the mounting seat (10) comprises a vertical plate (10a) and a horizontal plate (10b) which are vertically arranged, the vertical plate (10a) is attached to the front side of the sliding seat (8) and fixed on the sliding seat (8) through a front bolt (17), the front bolt (17) passes through the vertical plate (10a) and is in threaded connection with the sliding seat (8), the rear end of the horizontal plate (10b) is integrally connected with the upper end of the vertical plate (10a), a reinforcing plate (10c) is further integrally connected between the horizontal plate (10b) and the vertical plate (10a), and the axial power head (11) is fixedly connected on the upper surface of the horizontal plate (10 b).

3. The turning and milling combined machine tool according to claim 2, characterized in that the longitudinal plate (10a) is provided with a positioning hole, a positioning pin (18) is fixed on the front side surface of the sliding seat (8), and the front end of the positioning pin (18) is inserted into the positioning hole.

4. The turning and milling combined machine tool according to claim 1, characterized in that the radial power head (9) is fixed on the slide (8) by a left bolt (16), the housing of the radial power head (9) is attached to the left side of the slide (8), and the left bolt (16) is threaded with the slide (8) after passing through the housing of the radial power head (9).

5. The turn-milling compound machine tool according to any one of claims 1 to 4, a linear slide rail (6a) is arranged on the left side surface of the guide rail plate (6), a sliding groove (8a) corresponding to the linear slide rail (6a) is arranged on the right side surface of the sliding seat (8), the section of the linear slide rail (6a) and the section of the sliding chute (8a) are both in an inverted trapezoid shape, the linear slide rail (6a) is embedded into the sliding chute (8a), the front side surface of the linear slide rail (6a) is attached to the front side surface of the sliding chute (8a), a gap (8b) is arranged between the rear side surface of the linear slide rail (6a) and the rear side surface of the sliding chute (8a), a guide bar (8c) is arranged in the gap (8b), the guide bar (8c) is detachably fixed on the sliding seat (8), and the rear side surface of the linear sliding rail (6a) is attached to the guide bar (8 c).

6. The turn-milling compound machine tool according to claim 5, characterized in that the end faces of the two ends of the slide (8) are each screwed with a screw (8e), the head of the screw (8e) is provided with a convex cap (8e1), and the guide bar (8c) is limited between the convex caps (8e1) of the two screws (8 e).

7. The turning and milling combined machine tool according to claim 5, characterized in that a lead screw (12) parallel to the linear slide rail (6a) is arranged on the power tool rest (5), a nut fixed with the slide seat (8) is connected to the lead screw (12) in a threaded manner, a driven wheel (13) is connected to the upper end of the lead screw (12), a mounting cavity (5a) is arranged in the power tool rest (5), the lifting motor (7) is fixed in the mounting cavity (5a), a driving wheel (14) is fixed on a rotating shaft of the lifting motor (7), and a belt (15) is connected between the driven wheel (13) and the driving wheel (14).