CN212552859U - Automatic tool changing device of vertical machining center - Google Patents
Automatic tool changing device of vertical machining center Download PDFInfo
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- CN212552859U CN212552859U CN202021131287.9U CN202021131287U CN212552859U CN 212552859 U CN212552859 U CN 212552859U CN 202021131287 U CN202021131287 U CN 202021131287U CN 212552859 U CN212552859 U CN 212552859U
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Abstract
The utility model discloses an automatic tool changer of a vertical machining center, which comprises a bottom plate, a clamping component and a tool rest component; a bottom plate: the rear end of the upper surface of the L-shaped support plate is fixedly connected with an L-shaped support plate, the left end of the lower surface of the horizontal part of the L-shaped support plate is fixedly connected with a first electric push rod, the bottom end of the first electric push rod is fixedly connected with a first motor, the left side of the upper surface of the bottom plate is fixedly connected with a connecting plate, and the right side of the connecting plate is fixedly connected with the left side of the L-shaped support plate; a clamping assembly: the first motor is arranged at the bottom end of an output shaft of the first motor; a tool rest assembly: the middle part of the front side surface of the vertical part of the L-shaped supporting plate is arranged; wherein: the automatic tool changing device of the vertical machining center can quickly change the tool, firmly clamps the tool, accurately positions the tool, improves machining efficiency and provides convenience for people.
Description
Technical Field
The utility model relates to the technical field of machining, specifically be a vertical machining center's automatic tool changer.
Background
The vertical machining center is a machining center with a vertical main shaft, is mostly a fixed upright post, has a rectangular worktable and no indexing rotation function, is suitable for machining disc, sleeve and plate parts, generally has three linear motion coordinate axes, can be provided with a rotary table rotating along a horizontal shaft on the worktable for machining spiral line parts, is convenient to clamp and operate, is easy to observe the machining condition, is easy to debug and widely applied, generally needs to use cutters of different types in different machining procedures of the vertical machining center, mainly replaces the existing cutter replacing mode with manual work, has low manual cutter replacing efficiency, is easy to generate errors, has low positioning precision, seriously reduces the production efficiency, is very inconvenient to operate, is expensive in the existing automatic cutter replacing device, and is not suitable for being used by small and medium-sized machining enterprises, therefore, the automatic tool changing device of the vertical machining center is provided to solve the defects.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome current defect, provide a vertical machining center's automatic tool changer, can change the cutter fast, firm to the centre gripping of cutter, the location is accurate, has improved machining efficiency, provides convenience for people, can effectively solve the problem in the background art.
In order to achieve the above object, the utility model provides a following technical scheme: an automatic tool changing device of a vertical machining center comprises a bottom plate, a clamping assembly and a tool rest assembly;
a bottom plate: the rear end of the upper surface of the L-shaped support plate is fixedly connected with an L-shaped support plate, the left end of the lower surface of the horizontal part of the L-shaped support plate is fixedly connected with a first electric push rod, the bottom end of the first electric push rod is fixedly connected with a first motor, the left side of the upper surface of the bottom plate is fixedly connected with a connecting plate, and the right side of the connecting plate is fixedly connected with the left side of the L-shaped support plate;
a clamping assembly: the first motor is arranged at the bottom end of an output shaft of the first motor;
a tool rest assembly: the middle part of the front side surface of the vertical part of the L-shaped supporting plate is arranged;
wherein: still include cutter and PLC controller, the extrados middle part of cutter is equipped with two symmetric distribution's spacing ring, and the angle such as spacing ring sets up in knife rest assembly's lower extreme, PLC controller fixed connection is in the vertical part leading flank right-hand member of L type backup pad, and external power source is connected to the input electricity of PLC controller, and the output of first electric putter and first motor is connected to the output difference electricity of PLC controller, can change the cutter fast, need not manual operation, and the centre gripping to the cutter is firm moreover, and the location is accurate, has improved machining efficiency, provides convenience for people.
Further, the clamping assembly comprises a fixed disc, clamping blocks, a rotating shaft, a driving disc, a gear and a connecting cylinder, the fixed disc is fixedly connected to the bottom end of the output shaft of the first motor, three chutes which are distributed at equal angles are arranged on the lower surface of the fixed disc, the clamping blocks are connected to the inner walls of the chutes of the fixed disc in a sliding manner, symmetrical dovetail grooves are arranged on the side surfaces of the inner walls of the chutes of the fixed disc, the inner wall surfaces of the dovetail grooves are connected to the outer surfaces of sliding blocks arranged at the upper ends of the side surfaces of the clamping blocks in a sliding manner, the side surfaces of the clamping blocks, which are close to the center of the fixed disc, are arc-shaped teeth which are distributed at equal angles, a cavity is arranged in the fixed disc, the driving disc is rotatably connected in the cavity of the fixed disc, the lower surface, the left end fixedly connected with connecting cylinder of pivot, the connecting cylinder rotates with the circular recess inner wall that the fixed disk cambered surface outside set up to be connected, the outer cambered surface fixedly connected with gear of pivot, the gear is connected with the meshing of rectangle tooth, thereby presss from both sides tightly the processing operation to the cutter.
Further, still include second electric putter and third motor, second electric putter fixed connection is in the right side middle part of connecting plate, and second electric putter's push rod right-hand member fixedly connected with third motor, and the output shaft right-hand member of third motor is pegged graft inside the left end of connecting cylinder, and the output of PLC controller is all connected to the input of second electric putter and third motor electricity, and automatic drive presss from both sides tight piece and removes to the control presss from both sides tightly and releases the cutter.
Further, the knife rest component comprises a supporting plate, a linear motor, a second motor and a rotary plate, the right end of the supporting plate is fixedly connected with the middle of the front side face of the vertical part of the L-shaped supporting plate, the left end of the supporting plate corresponds to the position of the first electric push rod, the front side face of the supporting plate is fixedly connected with the linear motor, the front side face of the linear motor is fixedly connected with the second motor, the bottom end of the output end of the second motor is fixedly connected with the rotary plate, four arc-shaped grooves which are symmetrically distributed are arranged on the outer edge of the rotary plate, the arc-shaped grooves of the rotary plate are in contact with the outer arc surface of a cutter, the output end of the PLC controller is electrically connected with the input end of the linear motor and the input end.
Further, still include the workstation, workstation fixed connection is in the upper surface of bottom plate, and the workstation is located the below of fixed disk.
Furthermore, the spacing ring is equipped with two, and the spacing ring lower surface of top contacts with the upper surface of carousel, and the spacing ring lower surface upper surface of below contacts with the lower surface of carousel.
Compared with the prior art, the beneficial effects of the utility model are that: this vertical machining center's automatic tool changer has following benefit:
the PLC controller respectively controls the first motor and the fixed disc to return to zero, so that an output shaft of the third motor corresponds to the inner position of the connecting cylinder, a second electric push rod is started, the second electric push rod drives the third motor to move towards the left side, the output shaft of the third motor is inserted into the connecting cylinder, the linear motor is started, the linear motor drives the rotary disc to move towards the left front side through the second motor, the outer arc surface of a cutter below the fixed disc is clamped on the inner wall of the arc-shaped groove on the left side of the rotary disc through a limiting ring, the second electric push rod is started, the second electric push rod drives the third motor to move towards the left side, the output shaft of the third motor is inserted into the connecting cylinder, the third motor is started, the output shaft of the third motor drives the gear to rotate through the connecting cylinder, the gear drives the driving disc to rotate through meshing with the rectangular teeth, the driving disc drives, the tool is released, the second electric push rod drives the third motor to move towards the left side to enable an output shaft of the third motor to be separated from the connecting cylinder, the first electric push rod drives the fixed disc to ascend through the first motor, the second motor is started, the second motor drives the rotary disc to rotate, a tool to be replaced is rotated to the position below the center of the fixed disc, the first electric push rod drives the fixed disc to descend through the first motor to enable the upper end of the tool to extend into the center of the fixed disc, the third motor is reversely started according to the principle to clamp the tool, the rotary disc moves towards the right side to complete tool replacement, and the automatic tool changing device of the vertical machining center is high in automation degree, capable of rapidly replacing the tool, free of manual operation, firm in clamping and accurate in positioning of the tool, and capable of improving machining efficiency and providing convenience for people.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic view of the cross-sectional plane structure of the clamping assembly of the present invention.
In the figure: the device comprises a base plate 1, a 2L-shaped supporting plate, a 3 connecting plate, a 4 first electric push rod, a 5 first motor, a 6 second electric push rod, a 7 clamping assembly, a 71 fixed disc, a 72 clamping block, a 73 rotating shaft, a 74 driving disc, a 75 gear, a 76 connecting cylinder, a 711 dovetail groove, 721 arc-shaped teeth, 741 vortex-shaped teeth, 742 rectangular teeth, an 8 tool rest assembly, a 81 supporting plate, a 82 linear motor, a 83 second motor, a 84 rotating disc, a 9 cutter, a 10 limiting ring, a 11 PLC controller, a 12 workbench and a 13 third motor.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: an automatic tool changing device of a vertical machining center comprises a base plate 1, a clamping assembly 7 and a tool rest assembly 8;
bottom plate 1: the rear end of the upper surface of the L-shaped support plate is fixedly connected with an L-shaped support plate 2, the left end of the lower surface of the horizontal part of the L-shaped support plate 2 is fixedly connected with a first electric push rod 4, the bottom end of the first electric push rod 4 is fixedly connected with a first motor 5, the left side of the upper surface of the bottom plate 1 is fixedly connected with a connecting plate 3, and the right side of the connecting plate 3 is fixedly connected with the left side of the L-shaped support plate 2;
the clamping assembly 7: the clamping component 7 comprises a fixed disk 71, a clamping block 72, a rotating shaft 73, a driving disk 74, a gear 75 and a connecting cylinder 76, the fixed disk 71 is fixedly connected with the bottom end of the output shaft of the first motor 5, the lower surface of the fixed disk 71 is provided with three sliding chutes which are distributed at equal angles, the inner walls of the sliding chutes of the fixed disk 71 are connected with the clamping block 72 in a sliding manner, the side surfaces of the inner walls of the sliding chutes of the fixed disk 71 are provided with symmetrical dovetail grooves 711, the inner wall surfaces of the dovetail grooves 711 are connected with the outer surfaces of sliding blocks arranged at the upper ends of the side surfaces of the clamping block 72 in a sliding manner, the side surfaces of the clamping block 72 close to the center of the fixed disk 71 are cambered surfaces, the upper surfaces of the clamping block 72 are provided with arc-shaped teeth 721 which are distributed at equal angles, a cavity is arranged in the fixed disk, the upper surface of the driving disc 74 is fixedly connected with rectangular teeth 742, the upper end of the fixed disc 71 is rotatably connected with a rotating shaft 73, the left end of the rotating shaft 73 is fixedly connected with a connecting cylinder 76, the connecting cylinder 76 is rotatably connected with the inner wall of a circular groove arranged on the outer side of the cambered surface of the fixed disc 71, the outer cambered surface of the rotating shaft 73 is fixedly connected with a gear 75, the gear 75 is meshed with the rectangular teeth 742 to start the second electric push rod 6, the second electric push rod 6 drives the third motor 13 to move to the left, the output shaft of the third motor 13 is inserted into the connecting cylinder 76 to start the third motor 13, the output shaft of the third motor 13 drives the gear 75 to rotate through the connecting cylinder 76, the gear 75 is meshed with the rectangular teeth 742 to drive the driving disc 74 to rotate, the driving disc 74 drives the arc-shaped teeth 721 to slide outwards through the vortex-shaped teeth 741;
the tool rest component 8: the cutting device is arranged in the middle of the front side of the vertical part of the L-shaped supporting plate 2, the tool rest component 8 comprises a supporting plate 81, a linear motor 82, a second motor 83 and a rotary table 84, the right end of the supporting plate 81 is fixedly connected with the middle of the front side of the vertical part of the L-shaped supporting plate 2, the left end of the supporting plate 81 corresponds to the position of the first electric push rod 4, the front side of the supporting plate 81 is fixedly connected with the linear motor 82, the front side of the linear motor 82 is fixedly connected with the second motor 83, the bottom end of the output end of the second motor 83 is fixedly connected with the rotary table 84, four arc-shaped grooves which are symmetrically distributed are arranged on the outer edge of the rotary table 84, the arc-shaped grooves of the rotary table 84 are contacted with the outer arc surface of a cutter 9, two limiting rings 10 are arranged, the lower surface of the upper limiting ring 10 is contacted with the upper surface of the rotary table 84, the upper surface of, starting the linear motor 82, driving the turntable 84 to move leftwards and forwards by the linear motor 82 through the second motor 83, clamping the outer arc surface of the cutter 9 below the fixed disc 71 on the inner wall of the arc-shaped groove on the left side of the turntable 84 through the limiting ring 10, and transferring the turntable 84 to the lower part of the clamping component 7 for cutter taking and cutter changing;
wherein: still include second electric putter 6 and third motor 13, second electric putter 6 fixed connection is in the right flank middle part of connecting plate 3, the push rod right-hand member fixedly connected with third motor 13 of second electric putter 6, the output shaft right-hand member of third motor 13 is pegged graft inside the left end of connecting cylinder 76, the output of PLC controller 11 is all connected to the input of second electric putter 6 and third motor 13 electricity, PLC controller 11 controls first motor 5 and fixed disk 71 respectively and returns zero point, make the output shaft of third motor 13 correspond with the inside position of connecting cylinder 76, start second electric putter 6, second electric putter 6 drives third motor 13 and moves to the left side, make the output shaft of third motor 13 insert the inside of connecting cylinder 76, automatic drive presss from both sides tight piece 72 and moves, thereby control presss from both sides tightly and the release to cutter 9.
Wherein: the device further comprises a workbench 12, the workbench 12 is fixedly connected to the upper surface of the bottom plate 1, and the workbench 12 is located below the fixed plate 71.
Wherein: still include cutter 9 and PLC controller 11, the extrados middle part of cutter 9 is equipped with two symmetric distribution's spacing ring 10, and angles such as spacing ring 10 set up in knife rest assembly 8's lower extreme, and 11 fixed connection in the vertical part leading flank right-hand members of L type backup pad 2 of PLC controller, external power source is connected to PLC controller 11's input electricity, and first electric putter 4 and first motor 5's output are connected to PLC controller 11's output electricity respectively.
When in use: the first motor 5 is started through the PLC controller 11, the PLC controller 11 drives the fixed disc 71 to rotate, the first electric push rod 4 is started, the push rod of the first electric push rod 4 pushes the first motor 5 to move downwards, the first motor 5 drives the cutter 9 below through the fixed disc 71 to rotate for drilling, when the cutter needs to be replaced, the PLC controller 11 respectively controls the first motor 5 and the fixed disc 71 to return to the zero point, the output shaft of the third motor 13 corresponds to the inner position of the connecting cylinder 76, the second electric push rod 6 is started, the second electric push rod 6 drives the third motor 13 to move towards the left side, the output shaft of the third motor 13 is inserted into the connecting cylinder 76, the linear motor 82 is started, the linear motor 82 drives the rotary disc 84 to move towards the left front through the second motor 83, the outer arc surface of the cutter 9 below the fixed disc 71 is clamped on the inner wall of the arc-shaped groove at the left side of the rotary disc 84 through the, the second electric push rod 6 drives the third motor 13 to move to the left, the output shaft of the third motor 13 is inserted into the connecting cylinder 76, the third motor 13 is started, the output shaft of the third motor 13 drives the gear 75 to rotate through the connecting cylinder 76, the gear 75 drives the driving disc 74 to rotate through meshing with the rectangular teeth 742, the driving disc 74 drives the arc-shaped teeth 721 to slide outwards through the vortex-shaped teeth 741, so that the clamping block 72 moves outwards, the cutter 9 is released, the second electric push rod 6 drives the third motor 13 to move to the left, so that the output shaft of the third motor 13 is separated from the connecting cylinder 76, the first electric push rod 4 drives the fixed disc 71 to ascend through the first motor 5, the second motor 83 is started, the second motor 83 drives the rotary disc 84 to rotate, the cutter 9 to be replaced is rotated below the center of the fixed disc 71, the first electric push rod 4 drives the fixed disc 71 to descend through the first motor 5, so that the upper end of the cutter 9 extends into the, and starting the third motor 13 reversely according to the principle to clamp the cutter 9, and moving the rotary disc 84 to the right side to finish cutter changing.
It is to be noted that the specific model of the PLC controller 11 disclosed in this embodiment is siemens S7-200, the first electric putter 4, the first motor 5, the second electric putter 6, the linear motor 82, the second motor 83, and the third motor 13 may be freely configured according to an actual application scenario, the parallel ball screw type electric putter manufactured by yao electric and hydraulic putter factory, which is a name of tin, is recommended to be selected for the first electric putter 4, the 42 series stepping motors manufactured by moku electromechanical company, dongguan, are selected for the third motor 13, and the PLC controller 11 controls the first electric putter 4, the first motor 5, the second electric putter 6, the linear motor 82, the second motor 83, and the third motor 13 to operate by using a method commonly used in the prior art.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a vertical machining center's automatic tool changer which characterized in that: comprises a bottom plate (1), a clamping component (7) and a tool rest component (8);
base plate (1): the rear end of the upper surface of the bottom plate is fixedly connected with an L-shaped supporting plate (2), the left end of the lower surface of the horizontal part of the L-shaped supporting plate (2) is fixedly connected with a first electric push rod (4), the bottom end of the first electric push rod (4) is fixedly connected with a first motor (5), the left side of the upper surface of the bottom plate (1) is fixedly connected with a connecting plate (3), and the right side of the connecting plate (3) is fixedly connected with the left side of the L-shaped supporting plate (2);
clamping assembly (7): the bottom end of an output shaft of the first motor (5) is provided;
tool holder assembly (8): is arranged in the middle of the front side surface of the vertical part of the L-shaped support plate (2);
wherein: still include cutter (9) and PLC controller (11), the extrados middle part of cutter (9) is equipped with spacing ring (10) of two symmetric distributions, and angle such as spacing ring (10) set up in the lower extreme of knife rest component (8), PLC controller (11) fixed connection is in the vertical part leading flank right-hand member of L type backup pad (2), and external power source is connected to the input electricity of PLC controller (11), and the output of first electric putter (4) and first motor (5) is connected to the output electricity respectively of PLC controller (11).
2. The automatic tool changer of a vertical machining center according to claim 1, characterized in that: the clamping assembly (7) comprises a fixed disk (71), clamping blocks (72), a rotating shaft (73), a driving disk (74), a gear (75) and a connecting cylinder (76), the fixed disk (71) is fixedly connected to the bottom end of an output shaft of the first motor (5), three sliding grooves which are distributed at equal angles are formed in the lower surface of the fixed disk (71), the clamping blocks (72) are connected to the inner wall of each sliding groove of the fixed disk (71) in a sliding mode, symmetrical dovetail grooves (711) are formed in the side faces of the inner wall of each sliding groove of the fixed disk (71), the inner wall faces of the dovetail grooves (711) are connected with the outer surfaces of sliding blocks arranged at the upper ends of the side faces of the clamping blocks (72) in a sliding mode, the side faces, close to the center of the fixed disk (71), of each clamping block (72) are provided with arc-shaped teeth (721) which are distributed at equal, the lower surface fixedly connected with vortex tooth (741) of driving-disc (74), vortex tooth (741) and arc tooth (721) meshing connection, the last fixed surface of driving-disc (74) is connected with rectangle tooth (742), the upper end internal rotation of fixed disk (71) is connected with pivot (73), the left end fixedly connected with connecting cylinder (76) of pivot (73), connecting cylinder (76) and the circular recess inner wall rotation connection that fixed disk (71) cambered surface outside set up, the extrados fixedly connected with gear (75) of pivot (73), gear (75) and rectangle tooth (742) meshing connection.
3. The automatic tool changer of a vertical machining center according to claim 2, characterized in that: still include second electric putter (6) and third motor (13), second electric putter (6) fixed connection is in the right flank middle part of connecting plate (3), the push rod right-hand member fixedly connected with third motor (13) of second electric putter (6), and the output shaft right-hand member of third motor (13) is pegged graft inside the left end of connecting cylinder (76), and the output of PLC controller (11) is all connected electrically to the input of second electric putter (6) and third motor (13).
4. The automatic tool changer of a vertical machining center according to claim 1, characterized in that: knife rest subassembly (8) are including backup pad (81), linear electric motor (82), second motor (83) and carousel (84), the right-hand member of backup pad (81) and the vertical part leading flank middle part fixed connection of L type backup pad (2), the left end and first electric putter (4) position of backup pad (81) correspond, leading flank fixedly connected with linear electric motor (82) of backup pad (81), the leading flank fixedly connected with second motor (83) of linear electric motor (82), the output bottom fixedly connected with carousel (84) of second motor (83), the outer edge of carousel (84) is provided with four arc walls that have symmetric distribution, the arc wall of carousel (84) and the extrados contact of cutter (9), the equal electric connection director's of input (11) of linear electric motor (82) and second motor (83) output.
5. The automatic tool changer of a vertical machining center according to claim 2, characterized in that: still include workstation (12), workstation (12) fixed connection is in the upper surface of bottom plate (1), and workstation (12) are located the below of fixed disk (71).
6. The automatic tool changer of a vertical machining center according to claim 4, wherein: the number of the limiting rings (10) is two, the lower surface of the upper limiting ring (10) is in contact with the upper surface of the turntable (84), and the upper surface of the lower limiting ring (10) is in contact with the lower surface of the turntable (84).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021131287.9U CN212552859U (en) | 2020-06-18 | 2020-06-18 | Automatic tool changing device of vertical machining center |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021131287.9U CN212552859U (en) | 2020-06-18 | 2020-06-18 | Automatic tool changing device of vertical machining center |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113001272A (en) * | 2021-03-01 | 2021-06-22 | 浙江大学山东工业技术研究院 | Automatic polishing machine for pipes |
| CN113211839A (en) * | 2021-04-20 | 2021-08-06 | 江苏尚美特橡胶轮胎有限公司 | Automatic processing device for solid tires |
| CN116441125A (en) * | 2023-06-09 | 2023-07-18 | 苏州福斯特万电子科技有限公司 | PCB board processing point gum machine |
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2020
- 2020-06-18 CN CN202021131287.9U patent/CN212552859U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113001272A (en) * | 2021-03-01 | 2021-06-22 | 浙江大学山东工业技术研究院 | Automatic polishing machine for pipes |
| CN113211839A (en) * | 2021-04-20 | 2021-08-06 | 江苏尚美特橡胶轮胎有限公司 | Automatic processing device for solid tires |
| CN113211839B (en) * | 2021-04-20 | 2022-04-05 | 江苏尚美特机械科技有限公司 | Automatic processing device for solid tires |
| CN116441125A (en) * | 2023-06-09 | 2023-07-18 | 苏州福斯特万电子科技有限公司 | PCB board processing point gum machine |
| CN116441125B (en) * | 2023-06-09 | 2023-08-25 | 苏州福斯特万电子科技有限公司 | PCB board processing point gum machine |
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