CN115351547A - Turning and milling combined type numerical control machine tool - Google Patents

Abstract

The invention relates to a turning and milling compound numerical control machine tool, which belongs to the technical field of numerical control machine tools. The vertical spindle box is installed upright on the lathe frame table, the drive motor is installed on the lathe frame, and is connected with the vertical spindle box, the top of the vertical spindle box is installed with a flat rotary disc, and the X-axis screw guide rail pair is installed on the lathe frame Above, the slider is installed on the X-axis screw guide pair, the Y-axis screw guide pair is installed on the slider, the support arm is installed on the Y-axis screw guide pair, and the Z-axis screw guide pair is installed on the support arm. The slide plate is installed on the Z-axis screw guide pair, the drilling and milling headstock is installed on the slide plate, the locking device is installed on the drilling and milling headstock, and the BT handle is installed on the bottom of the drilling and milling headstock; Various processing functions, the parts are clamped by the flat rotary disc, and the BT tool holder clamps various tools for corresponding processing. One clamping can complete a variety of processing procedures, which is conducive to improving the processing accuracy and improving the qualified rate of parts.

Description

A turning and milling compound numerical control machine tool

technical field

The invention belongs to the technical field of numerical control machine tools, and in particular relates to a turning and milling compound numerical control machine tool.

Background technique

A lathe is mainly a machine tool that uses a turning tool to turn a rotating workpiece. It is mainly used to process shafts, discs, sleeves and other workpieces with rotating surfaces; The movement is the machine tool that processes various surfaces of the workpiece for the feed movement; the drilling machine refers to the machine tool that mainly uses the drill bit to process holes on the workpiece.

In the prior art, lathes, milling machines, and drilling machines are independent machine tool structures. When processing complex workpieces, the operator needs to install the parts on the lathe, milling machine, and drilling machine to complete the corresponding processing procedures. Due to the need for multiple clamping, Unloading the processed parts has low positioning accuracy, which reduces the processing accuracy, lowers the pass rate, and lowers production efficiency; resulting in higher labor intensity for workers, complicated procedures, and inconvenient operations.

Contents of the invention

In order to overcome the need for operators to install the components on lathes, milling machines, and drilling machines to complete the corresponding processing procedures when processing complex workpieces in the background technology, due to the need for multiple clamping and unloading of the processed components, the positioning accuracy low, reduced machining accuracy, reduced pass rate, and lower production efficiency; resulting in higher labor intensity for workers, complicated procedures, and inconvenient operation. The invention provides a turning and milling compound numerical control machine tool; , drilling and other processing functions, the parts are clamped by the flat rotary disc, and the BT tool holder clamps various tools for corresponding processing. The parts are clamped with high positioning accuracy, which is conducive to improving the processing accuracy and the qualified rate of parts; the operation is convenient, flexible, and the clamping is simple, which is conducive to reducing the labor intensity of workers and improving work efficiency; and it has five-axis and five-linkage functions, Complicated parts processing can be realized.

In order to achieve the above object, the present invention is achieved through the following technical solutions: a turning and milling compound CNC machine tool mainly includes a lathe frame 1, an upright spindle box 11, a drive motor 12, an X-axis screw guide rail pair 2, and a slider 3. Y-axis screw guide pair 4, support arm 5, Z-axis screw guide pair 6, slide plate 7, drilling and milling spindle box 9, locking device 10, BT tool handle, and the vertical spindle box 11 is installed upright on the On the lathe frame 1 table, the driving motor 12 is installed on the lathe frame 1, and is connected to the vertical headstock 11 by transmission. The top of the vertical headstock 11 is equipped with a flat rotating disk, and the X-axis screw guide pair 2 is installed on the lathe frame. 1, the slider 3 is installed on the X-axis screw guide pair 2, the Y-axis screw guide pair 4 is installed on the slider 3, the support arm 5 is installed on the Y-axis screw guide pair 4, and the Z-axis screw guide rail The pair 6 is installed on the support arm 5, the slide plate 7 is installed on the Z-axis screw guide pair 6, the drilling and milling spindle box 9 is installed on the slide plate 7, the locking device 10 is installed on the drilling and milling spindle box 9, and the BT tool holder is installed At the bottom of the drilling and milling spindle box 9 .

Further, the drilling and milling spindle box 9 is installed on the slide plate 7 through the swing seat 8, the swing seat 8 is installed on the slide plate 7, the drilling and milling spindle box 9 is installed on the swing seat 8, and the swing seat 8 is driven to swing Perform surface machining.

Further, the swing seat 8 includes a fixed box 81, a swing shaft 82, a turntable 83, a turbine 84, a worm 85, and a swing motor 86. The swing shaft 82 is installed in the fixed box 81 through a bearing, and the turntable 83 is fixed Installed on the front end of the swing shaft 82, the turbine 84 is installed in the middle of the swing shaft 82, the worm 85 is installed in the fixed box 81 through the bearing, the turbine 84 is meshed with the worm 85 for transmission, and the swing motor 86 is installed on the top of the fixed box 81. The motor 86 and the worm screw 85 are driven by gears.

Further, the swing motor 86 is covered with a protective cover 87, and the protective cover 87 is installed on the fixed box 81 by screws.

Further, the drilling and milling spindle box 9 includes a mounting sleeve 91, a shaft sleeve 92, a drilling and milling shaft 93, a pulley 94, and a drilling and milling motor, and the mounting sleeve 91 is installed on the swing seat 8 through a side connection plate, The shaft sleeve 92 is installed in the installation sleeve 91, the drilling and milling shaft 93 is installed in the shaft sleeve 92 through the bearing, the belt pulley 94 is installed on the top of the drilling and milling shaft 93, the drilling and milling motor is installed on the installation sleeve 91, and drives with the pulley 94 connect.

Further, the locking device 10 includes a mounting base 101, a locking block 102, and a hydraulic cylinder 103. The mounting base 101 is coaxial with the mounting sleeve 91 and installed at the bottom of the mounting sleeve 91. The inside of the mounting base 101 is along the circumferential direction. A chute 104 is evenly opened, and the locking block 102 can be slidably embedded in the chute 104. The front end of the locking block 102 is provided with an arc-shaped locking port 105 matching the outer wall of the drilling and milling shaft 93. The two ends of the hydraulic cylinder 103 are respectively It is connected to the rear end of the locking block 102 and the rear wall of the chute 104 .

Further, the vertical spindle box 11 includes a vertical shaft 111, a main shaft sleeve 112, and a pulley 113, the vertical shaft 111 is installed in the main shaft sleeve 112 through the axial limit of the bearing, and the pulley 113 is installed at the bottom of the vertical shaft 111, The belt pulley 113 is connected with the drive motor 12. The two ends of the main shaft sleeve 112 and the vertical shaft 111 are sealed and installed through an end cover and a sealing ring. The top of the vertical main shaft box 11 is equipped with a flat rotating disc.

Further, the table top of the lathe frame 1 is inclined to facilitate chip removal, and a chip discharge port 13 is arranged on the table top, a chip storage bin 14 is provided below the chip discharge port 13, and an observation and discharge port is provided on the side wall of the chip storage bin 14. The discharge window 15 of the material.

Beneficial effects of the present invention:

The present invention has multiple processing functions such as turning, milling, drilling, etc. The parts are clamped by the flat rotary table, and various types of tools are clamped by the BT handle for corresponding processing. The structure layout is reasonable, and one clamping can complete various processing procedures , without multiple handling and clamping of parts, high positioning accuracy, which is conducive to improving processing accuracy and improving the qualified rate of parts; convenient and flexible operation, simple clamping, is conducive to reducing labor intensity of workers, improving work efficiency, and has The five-axis and five-linkage function can realize complex parts processing.

Description of drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a three-dimensional schematic view of the swing seat of the present invention.

Fig. 3 is a three-dimensional schematic diagram of the internal structure of the swing seat of the present invention.

Fig. 4 is a three-dimensional schematic view of the drilling and milling headstock and the locking device of the present invention.

Fig. 5 is a partial sectional view of the drilling and milling headstock and the locking device of the present invention.

Fig. 6 is a three-dimensional schematic view of the internal structure of the locking device of the present invention.

Fig. 7 is a full sectional view of the vertical headstock of the present invention.

Detailed ways

In order to make the purpose, technical solutions and beneficial effects of the present invention more clear, the preferred embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings, so as to facilitate the understanding of technical personnel.

The invention discloses a turning-milling compound numerical control machine tool. The turning-milling compound numerical control machine tool mainly comprises a lathe frame 1, an upright spindle box 11, a driving motor 12, an X-axis screw guide pair 2, Slider 3, Y-axis screw guide rail pair 4, support arm 5, Z-axis screw guide rail pair 6, slide plate 7, drilling and milling spindle box 9, locking device 10, BT tool handle, and the vertical spindle box 11 is upright Installed on the lathe frame 1 table, the driving motor 12 is installed on the lathe frame 1, and is connected to the vertical headstock 11 in transmission, the top of the vertical headstock 11 is equipped with a flat rotating disc, and the X-axis screw guide pair 2 is installed on the lathe On the frame 1, the slider 3 is installed on the X-axis screw guide rail pair 2, the Y-axis screw guide rail pair 4 is installed on the slider 3, the support arm 5 is installed on the Y-axis screw guide rail pair 4, and the Z-axis screw rail pair The bar guide rail pair 6 is installed on the support arm 5, the slide plate 7 is installed on the Z-axis screw guide rail pair 6, the drilling and milling spindle box 9 is installed on the slide plate 7, the locking device 10 is installed on the drilling and milling spindle box 9, and the BT tool The shank is installed at the bottom of the drilling and milling spindle box 9. The BT tool shank can meet the clamping of various tools such as turning tools, milling cutters and drilling tools. When turning, the locking device 10 locks the drilling and milling spindle body to prevent the tool from rotating. , the vertical spindle box 11 drives the parts to rotate, and the turning of the parts is realized by the movement of the X-axis screw guide pair 2, the Y-axis screw guide pair 4 and the Z-axis screw guide pair 6; when milling or drilling When working, the vertical spindle box 11 and the drive motor 12 do not work, and the parts remain stationary. The locking device 10 releases the drilling and milling spindle body, and passes through the X-axis screw guide pair 2, the Y-axis screw guide pair 4 and the Z-axis wire. The movement of the rod guide pair 6 realizes the milling or drilling of the parts; it has various processing functions such as turning, milling, and drilling, and the parts are clamped by the flat rotary disc, and the BT tool holder holds various tools for corresponding processing , the structural layout is reasonable, one clamping can complete a variety of processing procedures, the positioning accuracy is high, which is conducive to improving the processing accuracy and the qualified rate of parts; the operation is convenient, flexible, and the clamping is simple, which is conducive to reducing the labor intensity of workers. Improve work efficiency, and have five-axis and five-linkage functions, which can realize complex parts processing.

The drilling and milling spindle box 9 is installed on the slide plate 7 through the swing seat 8, the swing seat 8 is installed on the slide plate 7, the drilling and milling spindle box 9 is installed on the swing seat 8, and the swing seat 8 is driven to swing the curved surface. milling operations (such as housing surfaces or fan blades).

The swing seat 8 includes a fixed box 81, a swing shaft 82, a rotating disk 83, a turbine 84, a worm 85, and a swing motor 86. The swing shaft 82 is installed in the fixed box 81 through a bearing, and the rotating disk 83 is fixedly mounted on the The front end of the swing shaft 82, the turbine 84 is installed in the middle of the swing shaft 82, the worm 85 is installed in the fixed box 81 through the bearing, the turbine 84 is meshed with the worm 85 for transmission, the swing motor 86 is installed on the top of the fixed box 81, and the swing motor 86 and the worm 85 through gear transmission; the worm 85 is driven to rotate by the swing motor 86, and is transmitted to the turbine 84, thereby driving the swing shaft 82 and the turntable 83 to rotate. Realize the reciprocating swing of the drilling and milling spindle box 9, and meet the requirements of curved surface processing.

The swing motor 86 is covered with a protective cover 87, and the protective cover 87 is installed on the fixed box 81 by screws.

The drilling and milling spindle box 9 includes a mounting sleeve 91, a shaft sleeve 92, a drilling and milling shaft 93, a pulley 94, and a drilling and milling motor. 92 is installed in the installation sleeve 91, and the drilling and milling shaft 93 is installed in the axle sleeve 92 by the bearing, and the belt pulley 94 is installed on the drilling and milling shaft 93 tops, and the drilling and milling motor is installed on the installation sleeve 91, and is connected with the belt pulley 94 transmissions.

The locking device 10 includes a mounting base 101, a locking block 102, and a hydraulic cylinder 103. The mounting base 101 is coaxial with the mounting sleeve 91 and is installed on the bottom of the mounting sleeve 91. The mounting base 101 is evenly opened along the circumferential direction. There is a chute 104, and the locking block 102 can be slidably embedded in the chute 104. The front end of the locking block 102 is provided with an arc-shaped locking port 105 matching the outer wall of the drilling and milling shaft 93, and the two ends of the hydraulic cylinder 103 are respectively connected to the Lock block 102 rear end and chute 104 rear wall; Push and pull lock block 102 to realize locking or unclamping to drilling and milling shaft 93 by hydraulic oil cylinder 103, simple in structure, reliable in operation.

The vertical spindle box 11 includes a vertical shaft 111, a main shaft sleeve 112, and a pulley 113. The vertical shaft 111 is installed in the main shaft sleeve 112 through the bearing axial limit, and the pulley 113 is installed at the bottom of the vertical shaft 111. The pulley 113 It is connected with the driving motor 12 in transmission, and the two ends of the main shaft sleeve 112 are sealed and installed with the vertical shaft 111 through an end cover and a sealing ring.

The table top of the lathe frame 1 is tilted for convenience of chip removal, a chip discharge port 13 is provided on the table top, a chip storage bin 14 is provided below the chip discharge port 13, and a side wall of the chip storage bin 14 is provided with an observation and discharge port. Discharging window 15.

work process

The BT tool holder can meet the clamping of various tools such as turning tools, milling cutters and drilling tools. The dead device 10 locks the drilling and milling spindle body to prevent the tool from rotating. The vertical spindle box 11 drives the parts to rotate, which is realized by the movement of the X-axis screw guide pair 2, the Y-axis screw guide pair 4 and the Z-axis screw guide pair 6. Car processing of parts; when milling or drilling, the vertical spindle box 11 and the drive motor 12 do not work, the parts remain stationary, the locking device 10 releases the drilling and milling spindle body, and the BT handle is replaced with a The corresponding milling cutter or drill can realize the milling or drilling of the parts through the movement of the X-axis screw guide pair 2, the Y-axis screw guide pair 4 and the Z-axis screw guide pair 6; Drilling and other processing functions, the parts are clamped by the flat rotary disc, and the BT tool holder clamps various tools for corresponding processing. The parts are clamped with high positioning accuracy, which is conducive to improving the processing accuracy and the qualified rate of parts; the operation is convenient, flexible, and the clamping is simple, which is conducive to reducing the labor intensity of workers and improving work efficiency.

Finally, it should be noted that the above preferred embodiments are only used to illustrate the technical solutions of the present invention and not to limit them. Although the present invention has been described in detail through the above preferred embodiments, those skilled in the art should understand that it can be described in terms of form and Various changes may be made in the details without departing from the scope of the invention defined by the claims.

Claims (8)

1. A turning and milling compound numerical control machine tool, characterized in that: the turning and milling compound numerical control machine tool comprises a lathe frame (1), an upright spindle box (11), a drive motor (12), an X-axis wire Bar guide pair (2), slider (3), Y-axis screw guide pair (4), support arm (5), Z-axis screw guide pair (6), slide plate (7), drilling and milling spindle box (9 ), locking device (10), BT tool holder, the vertical spindle box (11) is installed upright on the lathe frame (1) table, the drive motor (12) is installed on the lathe frame (1), and It is connected with the transmission of the vertical spindle box (11), and the top of the vertical spindle box (11) is equipped with a flat rotating disk, the X-axis screw guide pair (2) is installed on the lathe frame (1), and the slider (3) is installed on the X The Y-axis screw guide pair (2) is installed on the slider (3), the support arm (5) is installed on the Y-axis screw guide pair (4), and the Z-axis screw guide The guide rail pair (6) is installed on the support arm (5), the slide plate (7) is installed on the Z-axis screw guide rail pair (6), the drilling and milling spindle box (9) is installed on the slide plate (7), and the locking device ( 10) Installed on the drilling and milling headstock (9), the BT tool holder is installed on the bottom of the drilling and milling headstock (9). 2. A turning and milling compound CNC machine tool according to claim 1, characterized in that: the drilling and milling spindle box (9) is installed on the slide plate (7) through the swing seat (8), and the drilling and milling spindle Case (9) is installed on the swing seat (8). 3. A turning and milling compound CNC machine tool according to claim 2, characterized in that: the swing seat (8) includes a fixed box (81), a swing shaft (82), a turntable (83), Turbine (84), worm (85), swing motor (86), the swing shaft (82) is installed in the fixed box (81) through bearings, and the turntable (83) is fixedly installed on the front end of the swing shaft (82) , the turbine (84) is installed in the middle of the swing shaft (82), the worm (85) is installed in the fixed box (81) through the bearing, the turbine (84) is meshed with the worm (85) for transmission, and the swing motor (86) is installed on Fix the top of the casing (81), and the swing motor (86) and the worm (85) are driven by gears. 4. A turning and milling compound CNC machine tool according to claim 3, characterized in that: the swing motor (86) is covered with a protective cover (87), and the protective cover (87) is installed on the On the fixed casing (81). 5. A turning and milling compound CNC machine tool according to any one of claims 1-4, characterized in that: the drilling and milling spindle box (9) includes a mounting sleeve (91), a shaft sleeve (92), Drilling and milling shaft (93), pulley (94), drilling and milling motor, the installation sleeve (91) is installed on the swing seat (8) through the side connection plate, and the shaft sleeve (92) is installed on the installation sleeve (91 ), the drilling and milling shaft (93) is installed in the shaft sleeve (92) through the bearing, the belt pulley (94) is installed on the top of the drilling and milling shaft (93), the drilling and milling motor is installed on the installation sleeve (91), and is connected with the belt Wheel (94) transmission connection. 6. A turning and milling compound CNC machine tool according to claim 5, characterized in that: the locking device (10) includes a mounting seat (101), a locking block (102), a hydraulic cylinder (103 ), the mounting base (101) is coaxial with the mounting sleeve (91) and installed at the bottom of the mounting sleeve (91), the mounting base (101) is uniformly provided with a chute (104) along the circumferential direction, and the locking block ( 102) Slidably embedded in the chute (104), the front end of the locking block (102) is provided with an arc-shaped locking port (105) matching the outer wall of the drilling and milling shaft (93), and the two ends of the hydraulic cylinder (103) Be respectively connected on the locking block (102) rear end and the chute (104) rear wall. 7. A turning and milling compound CNC machine tool according to any one of claims 1-3, characterized in that: the vertical spindle box (11) includes a vertical shaft (111), a spindle sleeve (112), a pulley (113), the vertical shaft (111) is installed in the main shaft sleeve (112) through the axial limit of the bearing, the pulley (113) is installed at the bottom of the vertical shaft (111), and the pulley (113) and the drive motor (12 ) transmission connection, the two ends of the main shaft sleeve (112) and the vertical shaft (111) are sealed and installed through an end cover and a sealing ring, and a flat rotary disk is installed on the top of the vertical main shaft box (11). 8. A turning and milling compound numerical control machine tool according to claim 1, characterized in that: the table surface of the lathe frame (1) is provided with a chip discharge port (13), and the chip discharge port (13) A chip storage bin (14) is provided below, and a discharge window (15) for observation and discharge is provided on the side wall of the chip storage bin (14).

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