CN222679628U - A CNC milling machine cutter assembly with automatic cutter head selection - Google Patents
A CNC milling machine cutter assembly with automatic cutter head selection Download PDFInfo
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- CN222679628U CN222679628U CN202421400977.8U CN202421400977U CN222679628U CN 222679628 U CN222679628 U CN 222679628U CN 202421400977 U CN202421400977 U CN 202421400977U CN 222679628 U CN222679628 U CN 222679628U
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Abstract
本实用新型公开了一种自动选择刀头的数控铣床铣刀组件，包括工作仓；工作仓的下端转动连接有活动轴，活动轴的下端通过螺丝连接有固定座，固定座的的左右两端均通过调节零部件与调节座连接，调节座远离工作仓的一端均设置有夹持口，工作仓的右端通过支柱固定连接有刀库，刀库的下端转动连接有转盘，转盘的内部设置有均匀分布的圆孔，圆孔的内部均设置有气动夹具，气动夹具的内部均设置有刀具座，刀具座的下端均设置有铣刀，气动夹具均通过导管与外部气泵连通。本实用新型能够实现换刀零部件规格的快速调整，能够有效适用于不同数控铣床的刀头自动选择需求，有效提高了铣刀组件的自动换刀效率。
The utility model discloses a milling cutter assembly for a CNC milling machine that automatically selects a cutter head, comprising a working chamber; a movable shaft is rotatably connected to the lower end of the working chamber, a fixed seat is connected to the lower end of the movable shaft by screws, both left and right ends of the fixed seat are connected to the adjusting seat by adjusting parts, a clamping port is provided at one end of the adjusting seat away from the working chamber, the right end of the working chamber is fixedly connected to a tool magazine by a support, a turntable is rotatably connected to the lower end of the tool magazine, evenly distributed circular holes are provided inside the turntable, pneumatic clamps are provided inside the circular holes, a tool seat is provided inside the pneumatic clamps, a milling cutter is provided at the lower end of the tool seat, and the pneumatic clamps are connected to an external air pump through a conduit. The utility model can realize the rapid adjustment of the specifications of tool changing parts, can effectively adapt to the automatic selection requirements of the cutter heads of different CNC milling machines, and effectively improves the automatic tool changing efficiency of the milling cutter assembly.
Description
Technical Field
The utility model relates to the technical field of numerically controlled milling machines, in particular to a milling cutter assembly of a numerically controlled milling machine, which automatically selects a cutter head.
Background
The milling cutter assembly of the numerical control milling machine is an important component part of the numerical control milling machine and is responsible for executing cutting tasks to realize accurate machining of workpieces, the assembly generally comprises a cutter handle, a cutting edge, an auxiliary edge, a cutting fluid system and other key parts, the parts cooperate together to complete the milling process, the milling cutter assembly of the numerical control milling machine with an automatic cutter head selection function is a key part of the numerical control milling machine and is responsible for automatically selecting and replacing cutters in the machining process to realize efficient and accurate machining, and the assembly generally comprises a cutter magazine, cutter replacing parts and a corresponding control system.
The existing numerical control milling machine milling cutter component with the cutter head selected partially and automatically adopts a mode that the specifications of cutter changing parts are fixed, so that the satisfaction degree of the cutter head automatic selection requirements of different numerical control milling machines can be possibly influenced, and further the automatic selection and cutter changing efficiency of the milling cutter component can be possibly influenced.
Disclosure of utility model
The utility model aims to overcome the existing defects, provides the milling cutter assembly of the numerical control milling machine, which can realize the rapid adjustment of the specifications of the cutter changing parts, can effectively meet the automatic cutter selecting requirements of different numerical control milling machines, effectively improve the automatic cutter changing efficiency of the milling cutter assembly and can effectively solve the problems in the background technology.
In order to achieve the aim, the utility model provides the technical scheme that the milling cutter component of the numerical control milling machine automatically selecting the cutter head comprises a working bin;
The lower end of the working bin is rotationally connected with a movable shaft, the lower end of the movable shaft is connected with a fixed seat through a screw, the left end and the right end of the fixed seat are connected with an adjusting seat through adjusting parts, one end of the adjusting seat, which is far away from the working bin, is provided with a clamping opening, the right end of the working bin is fixedly connected with a tool magazine through a support column, the lower end of the tool magazine is rotationally connected with a rotary table, the inside of the rotary table is provided with evenly distributed round holes, the inside of the round holes is provided with pneumatic clamps, the inside of the pneumatic clamps is provided with tool holders, the lower ends of the tool holders are provided with milling cutters, and the pneumatic clamps are communicated with an external air pump through a guide pipe;
Still include the PLC controller, the PLC controller is located the left side of work bin, and the input of outside air pump is connected with the output electricity of PLC controller, and the input of PLC controller is connected with external power source electricity.
Further, adjust spare part includes screw rod, smooth mouth, guide bar and knob, the screw rod rotates respectively and connects in the left and right sides both ends of fixing base, and the screw rod is kept away from the one end of working bin and is all with horizontal adjacent regulation seat threaded connection, and smooth mouth is symmetry fixed connection respectively in the relative internal surface of regulation seat, and guide bar symmetry fixed connection is in the left and right sides both ends of fixing base, and the surface of guide bar is all with horizontal adjacent smooth mouth inside sliding connection, and the knob is fixed connection respectively in the screw rod one end that is close to the fixing base center, realizes the interval adjustment of regulation seat.
Further, the one end that the centre gripping mouth is close to the fixing base all is provided with the circular slot, and the equal fixedly connected with spring in inside of circular slot, the equal fixedly connected with locking post of one end that the fixing base was kept away from to the spring realizes the locking of cutter seat.
Further, the inside fixedly connected with mount of work storehouse, the upper end of mount rotates and is connected with the worm wheel, the left end of work storehouse rotates and is connected with the worm, worm and worm wheel meshing are connected, both ends all are provided with the rib groove about the loose axle, the inside all fixedly connected with rib of worm wheel, the rib all with horizontal adjacent rib groove sliding connection, the left end of work storehouse front side surface is provided with motor two, the output shaft of motor two and the front end fixed connection of worm, the upper end of work storehouse is provided with flexible cylinder, the lower extreme of flexible cylinder piston rod rotates with the upper end of loose axle to be connected, flexible cylinder's gas port passes through trachea and outside air pump intercommunication, the input and the output electricity of PLC controller of motor two are connected, realize tool bit change work.
Further, the upper end of tool magazine is provided with motor one, and the lower extreme fixedly connected with drive gear of motor one output shaft, the upper end fixedly connected with pivot of carousel, the upper end of pivot and the roof rotation connection of tool magazine, the middle part fixedly connected with driven gear of pivot, drive gear and driven gear meshing are connected, and the input of motor one is connected with the output electricity of PLC controller, provides driving force for realizing automatic selection tool bit work.
Furthermore, the front end of the tool magazine is provided with an observation window, so that the condition of the milling cutter can be observed conveniently.
Further, still include the mounting panel, the mounting panel is fixed connection in the rear end of work storehouse and tool magazine respectively, and the inside of mounting panel all is provided with evenly distributed's mounting hole, effectively ensures the steady of tool bit automatic selection work.
Compared with the prior art, the utility model has the beneficial effects that:
Personnel rotate the knob according to numerical control milling machine's specification in proper order, the knob rotates and all drives horizontal adjacent screw rod and rotate for adjust the seat and all to keeping away from the direction removal at fixing base center, the guide bar all slides in the inside of horizontal adjacent smooth mouth simultaneously, provide guiding action for the removal of adjusting the seat, adjust the seat and remove all drive horizontal adjacent centre gripping mouth to keeping away from the direction removal of fixing base in opposite directions, realize the interval adjustment of centre gripping mouth, can realize the quick adjustment of tool changing spare part specification, can effectively be applicable to the tool bit automatic selection demand of different numerical control milling machines, effectively improved the automatic tool changing efficiency of milling cutter assembly.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic cross-sectional view of the interior of the present utility model;
FIG. 3 is an enlarged schematic view of the structure of the present utility model at A;
Fig. 4 is an enlarged schematic view of the structure of the present utility model at B.
In the figure, a working bin, a movable shaft, a fixed seat, an adjusting part 4, a screw rod 41, a sliding port 42, a guide rod 43, a knob 44, an adjusting seat 5, a clamping port 6, a tool magazine 7, a rotary table 8, a round hole 9, a pneumatic clamp 10, a tool seat 11, a milling cutter 12, a rotary shaft 13, a driven gear 14, a driving gear 15, a motor 16, a fixed frame 17, a worm wheel 18, a worm rod 19, a telescopic cylinder 20, a round groove 21, a spring 22, a locking column 23, a motor 24, a mounting plate 25 and a PLC controller 26 are arranged.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, the present embodiment provides a technical scheme that a milling cutter assembly of a numerically controlled milling machine capable of automatically selecting a cutter head comprises a working bin 1, and further comprises a PLC controller 26, wherein the PLC controller 26 is positioned at the left side of the working bin 1, an input end of an external air pump is electrically connected with an output end of the PLC controller 26, and an input end of the PLC controller 26 is electrically connected with an external power supply.
Wherein, the lower extreme rotation of work storehouse 1 is connected with loose axle 2, the lower extreme of loose axle 2 is through screwed connection has fixing base 3, both ends all are connected with adjusting seat 5 through adjusting spare part 4 about fixing base 3, the one end that work storehouse 1 was kept away from to adjusting seat 5 all is provided with centre gripping mouth 6, the right-hand member of work storehouse 1 is through pillar fixedly connected with tool magazine 7, the front end of tool magazine 7 is provided with the observation window, the lower extreme rotation of tool magazine 7 is connected with carousel 8, the inside of carousel 8 is provided with evenly distributed's round hole 9, the inside of round hole 9 all is provided with pneumatic clamp 10, pneumatic clamp 10's inside all is provided with tool holder 11, tool holder 11's lower extreme all is provided with milling cutter 12, pneumatic clamp 10 all communicates with outside air pump through the pipe.
The adjusting part 4 comprises a screw 41, sliding ports 42, guide rods 43 and knobs 44, the screw 41 is respectively and rotatably connected to the left end and the right end of the fixed seat 3, one end of the screw 41 away from the working bin 1 is in threaded connection with the transversely adjacent adjusting seat 5, the sliding ports 42 are respectively and symmetrically fixedly connected to the inner surfaces of the adjusting seat 5, the guide rods 43 are symmetrically and fixedly connected to the left end and the right end of the fixed seat 3, the outer surfaces of the guide rods 43 are respectively and slidably connected with the transversely adjacent sliding ports 42, the knobs 44 are respectively and fixedly connected to one end of the screw 41 close to the center of the fixed seat 3, the knobs 44 are sequentially rotated according to the specification of a numerical control milling machine, the knob 44 rotates to drive the transversely adjacent screws 41 to rotate, so that the adjusting seat 5 moves in a direction away from the center of the fixed seat 3, the guide rods 43 slide in the transversely adjacent sliding ports 42 to provide a guiding effect for the movement of the adjusting seat 5, and the adjusting seat 5 moves in a direction away from the transversely adjacent clamping ports 6.
Wherein, the end of the clamping opening 6, which is close to the fixed seat 3, is provided with a round groove 21, the inside of the round groove 21 is fixedly connected with a spring 22, and the end of the spring 22, which is far away from the fixed seat 3, is fixedly connected with a locking column 23;
the movable shaft is characterized in that a fixing frame 17 is fixedly connected to the inside of the working bin 1, a worm wheel 18 is rotatably connected to the upper end of the fixing frame 17, a worm 19 is rotatably connected to the left end of the working bin 1, the worm 19 is in meshed connection with the worm wheel 18, rib grooves are formed in the left end and the right end of the movable shaft 2, ribs are fixedly connected to the inside of the worm wheel 18, and the ribs are in sliding connection with the transversely adjacent rib grooves.
The left end of the front side surface of the working bin 1 is provided with a second motor 24, an output shaft of the second motor 24 is fixedly connected with the front end of the worm 19, the upper end of the working bin 1 is provided with a telescopic cylinder 20, the lower end of a piston rod of the telescopic cylinder 20 is rotationally connected with the upper end of the movable shaft 2, an air port of the telescopic cylinder 20 is communicated with an external air pump through an air pipe, and the input end of the second motor 24 is electrically connected with the output end of the PLC 26.
The tool magazine 7 comprises a motor I16, a driving gear 15, a rotating shaft 13, a driven gear 14, a mounting plate 25, uniformly distributed mounting holes and a PLC 26, wherein the motor I16 is arranged at the upper end of the tool magazine 7, the driving gear 15 is fixedly connected to the lower end of an output shaft of the motor I16, the rotating shaft 13 is fixedly connected to the upper end of the rotating disc 8, the upper end of the rotating shaft 13 is rotatably connected with the top wall of the tool magazine 7, the driven gear 14 is fixedly connected to the middle part of the rotating shaft 13, the driving gear 15 is meshed with the driven gear 14, the input end of the motor I16 is electrically connected with the output end of the PLC 26, and the mounting plate 25 is fixedly connected to the rear ends of the working bin 1 and the tool magazine 7 respectively.
The working principle of the utility model is as follows:
During operation, personnel stably connect the mounting holes in the mounting plate 25 with the threaded holes in the working area through bolts, so that stable installation of the working bin 1 and the tool magazine 7 and other mechanisms is realized, after stable installation, the personnel sequentially rotate the knob 44 according to the specification of the numerical control milling machine, and the knob 44 rotates to drive the transversely adjacent screw rods 41 to rotate, so that the adjusting seat 5 moves in the direction away from the center of the fixed seat 3, and meanwhile, the guide rods 43 slide in the transversely adjacent sliding holes 42 to provide a guiding effect for the movement of the adjusting seat 5, and the opposite movement of the adjusting seat 5 drives the transversely adjacent clamping holes 6 to move in the direction away from the fixed seat 3, so that the distance between the clamping holes 6 is adjusted;
When the clamping opening 6 moves to a required position, a person stops rotating the knob 44, then the PLC 26 realizes the operation of the motor I16, the output shaft of the motor I16 rotates to drive the driving gear 15 to rotate and then drive the driven gear 14 to rotate and further drive the rotating shaft 13 to rotate, the rotating shaft 13 rotates to drive the rotating disc 8 to rotate, the rotating disc 8 rotates to drive the round hole 9 to rotate, and then the pneumatic clamp 10 drives the cutter seat 11 to rotate, and finally the milling cutter 12 rotates;
When the required milling cutter 12 rotates to a specified position, the PLC 26 turns off the motor I16 and realizes the operation of an external air pump, the external air pump enables the piston rod of the telescopic cylinder 20 to shrink, the movable shaft 2 slides upwards, ribs slide in corresponding rib grooves, the movable shaft 2 slides upwards to drive the fixed seat 3 to move upwards, the adjusting seat 5 is driven to move upwards, the cutter seat 11 at a specified position enters the inside of the clamping opening 6 at the right side, meanwhile, the outer wall of the cutter seat 11 pushes the vertically adjacent locking column 23 to slide towards the inside of the corresponding circular groove 21, so that the transversely adjacent spring 22 is elastically compressed, the stable clamping of the cutter seat 11 is realized under the action of elasticity, meanwhile, the pneumatic clamp 10 at the specified area finishes the clamping of the adjacent cutter seats 11, the clamping opening 6 at the left side simultaneously realizes the clamping of the cutter seat 11 to be replaced of the external electric spindle, then the external air pump enables the piston rod of the telescopic cylinder 20 to extend, the movable shaft 2 is driven to move downwards, and the fixed seat 3 is driven to move downwards, and the two cutter seats 11 to be replaced are driven to move downwards through the adjusting seat 5;
When the tool holder is moved down to a designated height, a person realizes the operation of a motor II 24 through a PLC (programmable logic controller) 26, an output shaft of the motor II 24 rotates to drive a worm 19 to rotate and further drive a worm wheel 18 to rotate, the worm wheel 18 rotates to drive a movable shaft 2 to rotate through ribs, the movable shaft 2 rotates 180 degrees, an adjusting seat 5 rotates 180 degrees around the central axis of the movable shaft 2, then the PLC 26 realizes the shrinkage of a piston rod of a telescopic cylinder 20 through an external air pump, a required tool holder 11 is mounted at the lower end of an external electric spindle, the replaced tool holder 11 is moved into a vertically adjacent round hole 9, the external air pump realizes the operation of a pneumatic clamp 10, the clamping of the tool holder 11 is realized, and then the automatic tool holder selection of a numerical control milling machine is realized.
It should be noted that the first motor 16 disclosed in the above embodiment may be a C5-I three-phase asynchronous motor, the second motor 24 may be a DT86BLF220-4830 motor, the PLC controller 26 may be a 6ES7211-0AA23-0XB0 programmable controller, and the PLC controller 26 controls the operation of the first motor 16, the second motor 24 and the external air pump by methods commonly used in the prior art.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.
Claims (7)
1. The milling cutter component of the numerical control milling machine capable of automatically selecting the cutter head is characterized by comprising a working bin (1);
The lower extreme rotation of work storehouse (1) is connected with loose axle (2), the lower extreme of loose axle (2) has fixing base (3) through screwed connection, both ends all are connected with adjusting seat (5) through adjusting spare part (4) about fixing base (3), the one end that work storehouse (1) was kept away from to adjusting seat (5) all is provided with clamping opening (6), the right-hand member of work storehouse (1) is through pillar fixedly connected with tool magazine (7), the lower extreme rotation of tool magazine (7) is connected with carousel (8), the inside of carousel (8) is provided with evenly distributed's round hole (9), the inside of round hole (9) all is provided with pneumatic anchor clamps (10), the inside of pneumatic anchor clamps (10) all is provided with cutter seat (11), the lower extreme of cutter seat (11) all is provided with milling cutter (12), pneumatic anchor clamps (10) all are through pipe and outside air pump intercommunication;
The automatic air pump is characterized by further comprising a PLC (programmable logic controller) 26, wherein the PLC 26 is positioned on the left side of the working bin 1, the input end of the external air pump is electrically connected with the output end of the PLC 26, and the input end of the PLC 26 is electrically connected with an external power supply.
2. The milling cutter assembly of the numerical control milling machine with the automatic tool bit selection function according to claim 1, wherein the adjusting part (4) comprises a screw rod (41), sliding ports (42), guide rods (43) and a knob (44), the screw rod (41) is respectively connected to the left end and the right end of the fixed seat (3) in a rotating mode, one end, far away from the working bin (1), of the screw rod (41) is in threaded connection with the transversely adjacent adjusting seat (5), the sliding ports (42) are respectively and symmetrically fixedly connected to the opposite inner surfaces of the adjusting seat (5), the guide rods (43) are respectively and symmetrically fixedly connected to the left end and the right end of the fixed seat (3), the outer surfaces of the guide rods (43) are respectively and fixedly connected with the inner portions of the transversely adjacent sliding ports (42), and the knob (44) is respectively and fixedly connected to one end, close to the center of the fixed seat (3), of the screw rod (41).
3. The numerical control milling cutter assembly for the automatic tool bit selection, as set forth in claim 1, characterized in that round grooves (21) are formed in one ends, close to the fixed seat (3), of the clamping ports (6), springs (22) are fixedly connected to the inside of the round grooves (21), and locking columns (23) are fixedly connected to one ends, far away from the fixed seat (3), of the springs (22).
4. The numerical control milling cutter assembly capable of automatically selecting the cutter head according to claim 1, wherein a fixing frame (17) is fixedly connected to the inside of the working bin (1), a worm wheel (18) is rotatably connected to the upper end of the fixing frame (17), a worm (19) is rotatably connected to the left end of the working bin (1), the worm (19) is meshed with the worm wheel (18), rib grooves are formed in the left end and the right end of the movable shaft (2), ribs are fixedly connected to the inside of the worm wheel (18), the ribs are slidably connected with the transversely adjacent rib grooves, a motor II (24) is arranged at the left end of the front side surface of the working bin (1), an output shaft of the motor II (24) is fixedly connected with the front end of the worm (19), a telescopic cylinder (20) is arranged at the upper end of the working bin (1), the lower end of a piston rod of the telescopic cylinder (20) is rotatably connected with the upper end of the movable shaft (2), an air port of the telescopic cylinder (20) is communicated with the outside through an air pipe, and the input end of the motor II (24) is electrically connected with the output end of a PLC (26).
5. The numerical control milling cutter assembly for the automatic tool selection tool bit of claim 1, wherein a motor I (16) is arranged at the upper end of the tool magazine (7), a driving gear (15) is fixedly connected to the lower end of an output shaft of the motor I (16), a rotating shaft (13) is fixedly connected to the upper end of the rotating disc (8), the upper end of the rotating shaft (13) is rotatably connected with the top wall of the tool magazine (7), a driven gear (14) is fixedly connected to the middle part of the rotating shaft (13), the driving gear (15) is meshed with the driven gear (14), and the input end of the motor I (16) is electrically connected with the output end of the PLC (26).
6. A milling cutter assembly of a numerical control milling machine with automatic tool bit selection according to claim 1, wherein the front end of the tool magazine (7) is provided with an observation window.
7. The milling cutter assembly of the numerical control milling machine capable of automatically selecting the cutter head according to claim 1, further comprising a mounting plate (25), wherein the mounting plate (25) is fixedly connected to the rear ends of the working bin (1) and the cutter magazine (7) respectively, and uniformly distributed mounting holes are formed in the mounting plate (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421400977.8U CN222679628U (en) | 2024-06-19 | 2024-06-19 | A CNC milling machine cutter assembly with automatic cutter head selection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421400977.8U CN222679628U (en) | 2024-06-19 | 2024-06-19 | A CNC milling machine cutter assembly with automatic cutter head selection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222679628U true CN222679628U (en) | 2025-03-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421400977.8U Active CN222679628U (en) | 2024-06-19 | 2024-06-19 | A CNC milling machine cutter assembly with automatic cutter head selection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222679628U (en) |
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- 2024-06-19 CN CN202421400977.8U patent/CN222679628U/en active Active
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