CN113427305B - Combined machine tool rapid tool changing device - Google Patents
Combined machine tool rapid tool changing device Download PDFInfo
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- CN113427305B CN113427305B CN202110985258.1A CN202110985258A CN113427305B CN 113427305 B CN113427305 B CN 113427305B CN 202110985258 A CN202110985258 A CN 202110985258A CN 113427305 B CN113427305 B CN 113427305B
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- driving
- driving part
- machine tool
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- drill bit
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/155—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling
- B23Q3/157—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling of rotary tools
- B23Q3/15713—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling of rotary tools a transfer device taking a single tool from a storage device and inserting it in a spindle
- B23Q3/1572—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling of rotary tools a transfer device taking a single tool from a storage device and inserting it in a spindle the storage device comprising rotating or circulating storing means
- B23Q3/15722—Rotary discs or drums
Abstract
The invention provides a combined machine tool quick tool changer, which belongs to the technical field of machine tool components and comprises a machine tool, a drill bit, an installation part, a first driving part, a second driving part, a third driving part, a supporting part and a transmission part, wherein the installation part is arranged on one side of the machine tool, the drill bit is provided with a plurality of groups, the plurality of drill bits are circumferentially distributed around the side wall of the installation part, the supporting part is arranged on one side of the machine tool, the second driving part and the third driving part are arranged on one side of the supporting part, and the output end of the second driving part is connected with the third driving part and used for driving the third driving part to linearly move. Compared with the prior art, the embodiment of the invention can realize the quick replacement of the drill bit, is stable and reliable in the replacement process, can meet the drilling requirements of workpieces on holes of different types, and greatly improves the drilling efficiency of the workpieces.
Description
Technical Field
The invention belongs to the technical field of machine tool components, and particularly relates to a combined type quick tool changing device for a machine tool.
Background
At present, most of machining of workpieces needs to be realized by depending on a machine tool, and when the workpieces are drilled, a drilling mechanism is usually used for driving a drill bit to rotate at a high speed and is matched with linear movement of the drilling mechanism to complete the machining.
In the prior art, holes with different sizes are drilled in the same workpiece sometimes, most of the drilling treatment of the workpiece is to sequentially install drill bits with different models at the output position of a drilling mechanism, the drill mode needs frequent disassembly and assembly of the drill bits, great labor is needed to be invested, and the drilling efficiency is influenced.
Disclosure of Invention
Aiming at the defects of the prior art, the technical problem to be solved by the embodiment of the invention is to provide a combined machine tool quick tool changing device.
In order to solve the technical problems, the invention provides the following technical scheme:
a combined machine tool quick tool changing device comprises a machine tool, a drill bit, an installation part, a first driving part, a second driving part, a third driving part, a supporting part and a transmission part,
the mounting part is arranged at one side of the machine tool, the drill bits are provided with a plurality of groups, and the plurality of drill bits are circumferentially distributed around the side wall of the mounting part,
the supporting part is arranged on one side of the machine tool, the second driving part and the third driving part are arranged on one side of the supporting part, the output end of the second driving part is connected with the third driving part and is used for driving the third driving part to move linearly,
the output end of the third driving part is movably connected with the drill bit and is used for driving the drill bit to rotate,
the output end of the first driving part is connected with the supporting part through the transmission part and is used for driving the supporting part to move so as to drive the third driving part to be separated from the current drill bit,
the output end of the first driving part is further connected with the mounting part and used for driving the mounting part to rotate so as to adjust different drill bits to the output end of the third driving part and connect with the third driving part.
As a further improvement of the invention: the mounting part comprises a supporting seat, a plurality of sliding seats are arranged on the side wall of the supporting seat in a sliding manner, the drill bit penetrates through the sliding seats and is in rotating fit with the sliding seats through a bearing,
the first driving part comprises a driving motor and a driving shaft connected to the output end of the driving motor, and one end, far away from the driving motor, of the driving shaft is connected with the supporting seat.
As a further improvement of the invention: the supporting seat is characterized in that a first guide rail is installed on the side wall of the supporting seat, the sliding seat is in sliding fit with the first guide rail, a stop block is fixedly arranged at one end of the first guide rail, and the stop block is connected with the sliding seat through a first elastic body.
As a further improvement of the invention: the supporting part comprises a supporting plate and a lifting plate,
the supporting plate is fixedly arranged on one side of the machine tool, the lifting plate is matched with the supporting plate in a telescopic mode and is far away from one end of the machine tool, the second driving part is fixedly arranged on one side of the lifting plate, the third driving part is installed on one side of the lifting plate in a sliding mode, and the first driving part is connected with the lifting plate through the transmission part.
As a still further improvement of the invention: the third driving part comprises a motor and a square sleeve arranged at the output end of the motor, and one end of the drill bit is provided with a square column head which can be matched with the square sleeve in an inserting mode.
As a still further improvement of the invention: one end of the driving shaft, which is far away from the driving motor, penetrates through the supporting seat and is movably matched with the supporting seat, one side of the supporting seat is provided with a limiting groove, the side wall of the driving shaft is fixedly provided with a pin rod, the pin rod extends into the limiting groove and is in sliding fit with the limiting groove,
the transmission part comprises a driving wheel fixedly arranged on the driving shaft, a plurality of tooth sheet groups arranged on the side wall of the driving wheel and a gear which is arranged on one side of the driving wheel and can be meshed with the tooth sheet groups, a rotating wheel is coaxially connected to one side of the gear, a shifting rod is fixedly arranged on the side wall of the rotating wheel, a stop lever is fixedly arranged on one side of the lifting plate, and the stop lever is connected with the shifting rod through an elastic connecting piece.
As a still further improvement of the invention: lathe one side is provided with the work piece and holds the platform, the work piece holds the platform and keeps away from a side edge rigidity of lathe is provided with the support, the supporting seat and the gear all sets up support one side, and supporting seat one side is through support column section of thick bamboo and support normal running fit, gear one side through the pivot with the leg joint.
Compared with the prior art, the invention has the beneficial effects that:
when the drill bit is required to be replaced, the first driving part can drive the mounting part to rotate, and the drill bits distributed circumferentially on the side wall of the mounting part can be driven to rotate when the mounting part rotates, so that the drill bits of different types can be rotated to the position of the output end of the third driving part and connected with the third driving part.
Drawings
FIG. 1 is a schematic structural diagram of a quick tool changer for a combined machine tool;
FIG. 2 is a first schematic structural diagram of a mounting part in a quick tool changer for a combined machine tool;
FIG. 3 is a second schematic structural view of a mounting part in a quick tool changer for a combined machine tool;
FIG. 4 is an enlarged view of area A of FIG. 1;
in the figure: 1-machine tool, 2-workpiece holding table, 21-bracket, 3-drill bit, 31-square column head, 4-mounting part, 41-sliding seat, 42-first elastic body, 43-first guide rail, 44-supporting seat, 45-supporting column barrel, 5-first driving part, 51-driving shaft, 52-pin rod, 53-limiting groove, 6-second driving part, 7-third driving part, 71-motor, 72-sliding seat, 73-square sleeve, 8-supporting part, 81-lifting plate, 82-second elastic body, 83-supporting plate, 84-second guide rail, 85-stop lever, 86-elastic connecting piece, 9-transmission part, 91-driving lever, 92-rotating wheel, 93-gear, 94-tooth sheet group, 95-driving wheel.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.
In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.
In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.
Referring to fig. 1 and 2, the embodiment provides a combined machine tool quick tool changer, including a machine tool 1, a plurality of drill bits 3, a mounting portion 4, a first driving portion 5, a second driving portion 6, a third driving portion 7, a supporting portion 8 and a transmission portion 9, where the mounting portion 4 is disposed at one side of the machine tool 1, the plurality of drill bits 3 are disposed in a plurality of groups, and the plurality of drill bits 3 are circumferentially distributed around a side wall of the mounting portion 4, the supporting portion 8 is disposed at one side of the machine tool 1, the second driving portion 6 and the third driving portion 7 are both disposed at one side of the supporting portion 8, an output end of the second driving portion 6 is connected to the third driving portion 7 for driving the third driving portion 7 to linearly move, an output end of the third driving portion 7 is movably connected to the drill bits 3 for driving the drill bits 3 to rotate, an output end of the first driving portion 5 is connected to the supporting portion 8 through the transmission portion 9, used for driving the supporting part 8 removes to order about the separation of third drive division 7 and current drill bit 3, the 5 output of first drive division still with installation department 4 links to each other, is used for driving installation department 4 rotates, with the drill bit 3 adjustment of difference extremely the output of third drive division 7 links to each other with third drive division 7.
When drilling the work piece, can arrange the work piece in 1 one side of lathe, it rotates to drive a certain set of drill bit 3 through third drive division 7, drive 7 rectilinear movement of third drive division through second drive division 6, and then drive pivoted drill bit 3 and remove to the work piece direction, in order to realize the drilling treatment of work piece, when the drill bit 3 of different models needs to be changed, the first drive division 5 of accessible drives installation department 4 and rotates, installation department 4 can drive the drill bit 3 of its lateral wall circumference distribution when rotating, in order to rotate the drill bit 3 of different models to 7 output position of third drive division and link to each other with third drive division 7, and then realize the quick replacement of drill bit 3.
Referring to fig. 2 and 3, in an embodiment, the mounting portion 4 includes a supporting seat 44, a plurality of sliding seats 41 are slidably disposed on a side wall of the supporting seat 44, the drill bit 3 penetrates through the sliding seats 41 and is rotatably engaged with the sliding seats 41 through a bearing, the first driving portion 5 includes a driving motor and a driving shaft 51 connected to an output end of the driving motor, and an end of the driving shaft 51 far from the driving motor is connected to the supporting seat 44.
The third driving part 7 drives the drill bit 3 to rotate, meanwhile, the second driving part 6 drives the third driving part 7 to linearly move along one side of the supporting part 8 so as to drive the drill bit 3 to linearly move towards the workpiece, and the drilling treatment of the workpiece is realized through the rotating drill bit 3; drive shaft 51 through driving motor and rotate, and then drive supporting seat 44 and rotate, can drive a plurality of drill bits 3 circular motion of its lateral wall when supporting seat 44 rotates, and then adjust different drill bits 3 to third drive division 7 output and link to each other with third drive division 7, realize the change of drill bit 3.
In the above embodiment, the supporting seat 44 has a circular or polygonal structure.
Referring to fig. 2 and 3, in an embodiment, a first guide rail 43 is installed on a side wall of the support seat 44, the sliding seat 41 is in sliding fit with the first guide rail 43, a stopper is fixedly arranged at one end of the first guide rail 43, and the stopper is connected with the sliding seat 41 through a first elastic body 42.
After drilling, in the process that the second driving portion 6 drives the third driving portion 7 to move reversely, the first elastic body 42 may drive the sliding seat 41 to slide reversely along the first guide rail 43, so as to drive the drill bit 3 to move reversely, thereby realizing automatic tool retracting.
In another embodiment, installation department 4 still can include annular pole, sliding sleeve is equipped with a plurality of sliding sleeves on the annular pole, the fixed bracing piece that is provided with in sliding sleeve one side, drill bit 3 runs through the bracing piece passes through bearing normal running fit with the bracing piece, first drive division 5 still can be including the crank that is Z type structure, crank one end with the annular pole links to each other.
The third driving part 7 drives the drill bit 3 to rotate, meanwhile, the second driving part 6 drives the third driving part 7 to linearly move along one side of the supporting part 8 so as to drive the drill bit 3 to linearly move towards the workpiece, and the drilling treatment of the workpiece is realized through the rotating drill bit 3; through rotating the crank, the crank can drive the annular rod and rotate, can drive 3 circular motion of drill bit when the annular rod rotates, and then adjusts the drill bit 3 of difference to 7 output ends of third drive division and links to each other with third drive division 7, realizes the change of drill bit 3.
Referring to fig. 1, in an embodiment, the supporting portion 8 includes a supporting plate 83 and a lifting plate 81, the supporting plate 83 is fixedly disposed on one side of the machine tool 1, the lifting plate 81 is telescopically fitted on one end of the supporting plate 83 far away from the machine tool 1, the second driving portion 6 is fixedly disposed on one side of the lifting plate 81, the third driving portion 7 is slidably mounted on one side of the lifting plate 81, and the first driving portion 5 is connected to the lifting plate 81 through the transmission portion 9.
Before first drive division 5 drives installation department 4 and rotates, first drive division 5 accessible transmission 9 drives lifter plate 81 and compares in backup pad 83 and removes to drive second drive division 6 and third drive division 7 and remove, make third drive division 7 and current drill bit 3 separation, first drive division 5 drives installation department 4 and rotates afterwards, in order to adjust different drill bits 3 to the position of third drive division 7 output and link to each other with third drive division 7, realize the change of drill bit 3.
Referring to fig. 1, in an embodiment, the third driving portion 7 includes a motor 71 and a square sleeve 73 disposed at an output end of the motor 71, one end of the drill bit 3 is disposed with a square column head 31 capable of being inserted into and engaged with the square sleeve 73, and through the insertion engagement between the square sleeve 73 and the square column head 31, a quick connection between the motor 71 and the drill bit 3 can be achieved, so that a torque output by the motor 71 can act on the drill bit 3 to drive the drill bit 3 to rotate, thereby achieving a drilling process of a workpiece.
In another embodiment, the third driving portion 7 may further include a servo motor and a hexagonal rod installed at an output end of the servo motor, and one end of the drill 3 is provided with a hexagonal hole adapted to the hexagonal rod, so that the torque output by the servo motor can be output to the drill 3 by the cooperation between the hexagonal rod and the hexagonal hole to drive the drill 3 to rotate.
Referring to fig. 1, in an embodiment, a second guide rail 84 is disposed on one side of the lifting plate 81, a sliding seat 72 is fixedly disposed on one side of the motor 71, the sliding seat 72 is in sliding fit with the second guide rail 84, and when the second driving portion 6 drives the third driving portion 7 to move linearly, the motor 71 can slide along the second guide rail 84 through the sliding seat 72, so as to ensure that the third driving portion 7 moves stably.
Referring to fig. 2-4, in one embodiment, an end of the driving shaft 51 away from the driving motor penetrates the supporting base 44 and is movably engaged with the supporting base 44, one side of the supporting seat 44 is provided with a limit groove 53, the side wall of the driving shaft 51 is fixedly provided with a pin rod 52, the pin 52 extends into the limiting groove 53 and is in sliding fit with the limiting groove 53, the transmission part 9 comprises a driving wheel 95 fixedly arranged on the driving shaft 51, a plurality of tooth groups 94 arranged on the side wall of the driving wheel 95 and a gear 93 arranged on one side of the driving wheel 95 and capable of being meshed with the tooth groups 94, one side of the gear 93 is coaxially connected with a rotating wheel 92, the side wall of the rotating wheel 92 is fixedly provided with a deflector rod 91, a stop lever 85 is fixedly arranged on one side of the lifting plate 81, and the stop lever 85 is connected with the shift lever 91 through an elastic connecting piece 86.
When the driving motor drives the driving shaft 51 to rotate, the driving shaft 51 can drive the pin 52 to rotate inside the limiting groove 53, in this process, the driving shaft 51 can drive the driving wheel 95 to rotate, one group of the gear sets 94 is meshed with the gear 93, and then the gear 93 is driven to rotate, so as to drive the rotating wheel 92 and the shifting lever 91 to rotate, the shifting lever 91 can act on the stop lever 85, so as to push the stop lever 85 to drive the lifting plate 81 to move relative to the supporting plate 83, and further drive the second driving part 6 and the third driving part 7 to move, when the third driving part 7 moves, the square sleeve 73 moves synchronously, so that the square column head 31 is separated from the inside of the square sleeve 73, and further the third driving part 7 is separated from the current drill 3, until the pin 52 rotates to one end of the limiting groove 53 and is attached to the side wall of one end of the limiting groove 53, and the supporting seat 44 is driven to rotate by a certain angle along with the continuous rotation of the driving shaft 51, so as to rotate another group of drills 3 to the output end of the third driving part 7, at this time, the current tooth group 94 is just disengaged from the gear 93, the lifting plate 81 drives the second driving part 6 and the third driving part 7 to move reversely under the action of gravity, the square sleeve 73 is matched with the square column head 31 at one end of the group of drills 3, and the connection between the third driving part 7 and the group of drills 3 is realized; when the drill bit 3 needs to be replaced again, the driving shaft 51 is driven to rotate reversely only by the driving motor, so that the driving shaft 51 drives the pin rod 52 to slide reversely from the front end of the limiting groove 53 to the other end, at the moment, the driving wheel 95 rotates reversely, the gear 93, the rotating wheel 92 and the shifting lever 91 rotate reversely by utilizing the meshing action of the gear group 94 and the gear 93, the elastic connecting piece 86 stretches until the gear group 94 is disengaged from the gear 93, and the elastic connecting piece 86 acts on the shifting lever 91 to drive the rotating wheel 92 and the gear 93 to rotate reversely.
In the above embodiment, the set of teeth 94 is composed of a plurality of teeth or conical protrusions distributed at intervals.
In another embodiment, one end of the driving shaft 51 far away from the driving motor penetrates through the supporting seat 44 and is movably matched with the supporting seat 44, one side of the supporting seat 44 is provided with a limiting groove 53, a pin 52 is fixedly arranged on the side wall of the driving shaft 51, the pin 52 extends into the limiting groove 53 and is in sliding fit with the limiting groove 53, the transmission part 9 further comprises a supporting wheel fixedly arranged on the driving shaft 51, a plurality of first magnetic sheets arranged on the side wall of the supporting wheel, a guide rod fixedly arranged on one side of the supporting plate 83, a column sleeve telescopically matched with one end of the guide rod far away from the supporting plate 83, and a second magnetic sheet fixedly arranged on one end of the column sleeve far away from the guide rod, the first magnetic sheets and the second magnetic sheets are mutually exclusive, one side of the column sleeve is hinged with a support rod, one end of the support rod far away from the column sleeve is hinged with the lifting plate 81, the column casing is connected with the supporting plate 83 through a spring.
When the driving shaft 51 rotates, the supporting wheel is driven to rotate, and further the first magnetic sheets are driven to rotate, when a group of first magnetic sheets rotates to correspond to the second magnetic sheets, the column sleeve is driven to slide along the guide rod by the repulsion between the first magnetic sheets and the second magnetic sheets, the lifting plate 81 is driven by the stay bar to move along the supporting plate 83 to drive the second driving part 6 and the third driving part 7 to move, so that the third driving part 7 is separated from the current drill bit 3 until the pin rod 52 rotates to one end of the limiting groove 53, at this time, the pin rod 52 can drive the supporting seat 44 to rotate to drive the drill bit 3 to rotate, at the same time, the first magnetic sheet is removed from one side of the second magnetic sheet, the spring can drive the column barrel to move along the guide rod in the reverse direction, the lifting plate 81, the second driving part 6 and the third driving part 7 are driven by the stay bars to move reversely, and the third driving part 7 is connected with the drill 3.
Referring to fig. 1, in one embodiment, the lifting plate 81 is disposed in a hollow manner, one end of the supporting plate 83 extends into the lifting plate 81, and a second elastic body 82 for supporting the supporting plate 83 is disposed inside the lifting plate 81.
Through the setting of second elastomer 82 for when rotating drill bit 3 to third drive division 7 output, backup pad 83 has the pulling effect to lifter plate 81, and lifter plate 81 can drive the smooth direction removal of second drive division 6 and third drive division 7, in order to guarantee that third drive division 7 can be connected with drill bit 3 smoothly.
In one embodiment, the first elastic body 42, the second elastic body 82 and the elastic connection member may be springs or metal elastic pieces.
In one embodiment, the second driving part 6 is a hydraulic cylinder or a linear motor.
Referring to fig. 1 and fig. 3, in an embodiment, a workpiece holding table 2 is disposed on one side of the machine tool 1, a support 21 is fixedly disposed at an edge of one side of the workpiece holding table 2 away from the machine tool 1, the support 44 and the gear 93 are both disposed on one side of the support 21, one side of the support 44 is rotationally matched with the support 21 through a support cylinder 45, and one side of the gear 93 is rotationally connected with the support 21 through a rotating shaft.
In the embodiment of the invention, when drilling a workpiece, the workpiece can be arranged at one side of the machine tool 1, a certain group of drill bits 3 are driven to rotate by the third driving part 7, the third driving part 7 is driven to move linearly by the second driving part 6, thereby driving the rotary drill bit 3 to move towards the workpiece direction to realize the drilling treatment of the workpiece, when the drill bits 3 with different types need to be replaced, the first driving part 5 can drive the mounting part 4 to rotate, the drill bits 3 distributed on the circumferential direction of the side wall of the mounting part 4 can be driven to rotate when the mounting part 4 rotates, so as to rotate the drill bits 3 with different models to the position of the output end of the third driving part 7 and connect with the third driving part 7, compared with the prior art, the quick replacement of the drill bits 3 can be realized, and the replacement process is stable and reliable, the drilling requirement of the workpiece on holes of different models can be met, and the drilling efficiency of the workpiece is greatly improved.
Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.
Claims (3)
1. A combined machine tool quick tool changing device is characterized by comprising a machine tool, a drill bit, an installation part, a first driving part, a second driving part, a third driving part, a supporting part and a transmission part,
the mounting part is arranged at one side of the machine tool, the drill bits are provided with a plurality of groups, and the plurality of drill bits are circumferentially distributed around the side wall of the mounting part,
the supporting part is arranged on one side of the machine tool, the second driving part and the third driving part are arranged on one side of the supporting part, the output end of the second driving part is connected with the third driving part and is used for driving the third driving part to move linearly,
the output end of the third driving part is movably connected with the drill bit and is used for driving the drill bit to rotate,
the output end of the first driving part is connected with the supporting part through the transmission part and is used for driving the supporting part to move so as to drive the third driving part to be separated from the current drill bit,
the output end of the first driving part is also connected with the mounting part and is used for driving the mounting part to rotate so as to adjust different drill bits to the output end of the third driving part and connect the third driving part;
the mounting part comprises a supporting seat, a plurality of sliding seats are arranged on the side wall of the supporting seat in a sliding manner, the drill bit penetrates through the sliding seats and is in rotating fit with the sliding seats through a bearing,
the first driving part comprises a driving motor and a driving shaft connected to the output end of the driving motor, and one end of the driving shaft, which is far away from the driving motor, is connected with the supporting seat;
the supporting part comprises a supporting plate and a lifting plate,
the supporting plate is fixedly arranged on one side of the machine tool, the lifting plate is in telescopic fit with one end, far away from the machine tool, of the supporting plate, the second driving part is fixedly arranged on one side of the lifting plate, the third driving part is slidably arranged on one side of the lifting plate, and the first driving part is connected with the lifting plate through the transmission part;
the third driving part comprises a motor and a square sleeve arranged at the output end of the motor, and one end of the drill bit is provided with a square column head which can be in plug-in fit with the square sleeve;
one end of the driving shaft, which is far away from the driving motor, penetrates through the supporting seat and is movably matched with the supporting seat, one side of the supporting seat is provided with a limiting groove, the side wall of the driving shaft is fixedly provided with a pin rod, the pin rod extends into the limiting groove and is in sliding fit with the limiting groove,
the transmission part comprises a driving wheel fixedly arranged on the driving shaft, a plurality of tooth sheet groups arranged on the side wall of the driving wheel and a gear which is arranged on one side of the driving wheel and can be meshed with the tooth sheet groups, a rotating wheel is coaxially connected to one side of the gear, a shifting rod is fixedly arranged on the side wall of the rotating wheel, a stop lever is fixedly arranged on one side of the lifting plate, and the stop lever is connected with the shifting rod through an elastic connecting piece.
2. The quick tool changer of a combined machine tool according to claim 1, wherein a first guide rail is mounted on a side wall of the support base, the sliding base is in sliding fit with the first guide rail, a stopper is fixedly arranged at one end of the first guide rail, and the stopper is connected with the sliding base through a first elastic body.
3. The quick tool changer of a combined machine tool according to claim 1, wherein a workpiece holding table is arranged on one side of the machine tool, a support is fixedly arranged at the edge of one side of the workpiece holding table, which is far away from the machine tool, the support and the gear are arranged on one side of the support, one side of the support is in rotating fit with the support through a support column, and one side of the gear is in rotating connection with the support through a rotating shaft.
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| CN202110985258.1A CN113427305B (en) | 2021-08-26 | 2021-08-26 | Combined machine tool rapid tool changing device |
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| CN208601129U (en) * | 2018-07-04 | 2019-03-15 | 张耀 | A kind of high-speed cutting milling cutter convenient for adjusting |
| CN108580971A (en) * | 2018-07-11 | 2018-09-28 | 江西新瑞泰零部件有限公司 | A kind of lock for motorcycle drilling machine convenient for conversion cutter head |
| CN210024585U (en) * | 2019-04-29 | 2020-02-07 | 四川德克普数控机床有限公司 | Tool changing device for milling machine |
| CN110757217A (en) * | 2019-11-13 | 2020-02-07 | 杭州富阳锐明科技有限公司 | Turret type tool rest capable of reducing rigidity requirement of main shaft |
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