CN218556388U - Double-shaft tool changing device - Google Patents
Double-shaft tool changing device Download PDFInfo
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- CN218556388U CN218556388U CN202223209607.XU CN202223209607U CN218556388U CN 218556388 U CN218556388 U CN 218556388U CN 202223209607 U CN202223209607 U CN 202223209607U CN 218556388 U CN218556388 U CN 218556388U
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Abstract
The utility model discloses a double-shaft tool changer, which comprises a shell, a tool pan, a tool changing transmission mechanism, a clutch mechanism and a rotary tool transmission mechanism, wherein the tool pan is positioned at one end of the shell, the tool changing transmission mechanism, the clutch mechanism and the rotary tool transmission mechanism are all positioned in the shell, and the clutch mechanism is used for separating or connecting the tool changing transmission mechanism and the tool pan; the rotary cutter transmission mechanism comprises a main rotating shaft and a small rotating shaft which are vertically arranged, the ends of the main rotating shaft and the small rotating shaft are in transmission fit through a bevel gear, the small rotating shaft is positioned in the hollow part in the cutter head, and the main rotating shaft penetrates through the clutch mechanism and is in sliding fit with the clutch mechanism; the cutter head is provided with a rotary cutter head and a fixed cutter head, the cutter changing transmission mechanism is used for driving the cutter head to rotate to perform cutter changing action, and when the rotary cutter head corresponds to the small rotating shaft, the rotary cutter head is in transmission fit with the small rotating shaft. The double-shaft tool changing device can be used for simultaneously turning and drilling/tapping a workpiece, and the machining efficiency is improved.
Description
Technical Field
The utility model relates to a lathe technical field especially relates to a biax toolchanger.
Background
In the machining process, the multifunctional machining lathe is widely applied, cutters can be arranged in the cutter changing structure in the lathe for machining multiple cutters, when the lathe is used, the required cutters are rotated to a proper position through rotation according to different machining modes and materials, and then the rotating workpiece is contacted with the cutters to perform turning machining. A conventional machining lathe has a cutter head to which only a fixed turning tool is attached to perform turning of a rotating workpiece, and the cutter head is exchanged when the shape of a machined surface is changed or the machined surface of the workpiece is changed. However, when the same workpiece needs to be drilled or tapped, the workpiece needs to be transferred to a drilling or tapping station, which affects the machining efficiency.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a biax toolchanger can carry out lathe work and drilling/tapping processing to the work piece simultaneously, improves machining efficiency.
To achieve the purpose, the utility model adopts the following technical proposal:
a double-shaft tool changer comprises a shell, a cutter head, a tool changing transmission mechanism, a clutch mechanism and a rotary tool transmission mechanism, wherein the cutter head is positioned at one end of the shell, the tool changing transmission mechanism, the clutch mechanism and the rotary tool transmission mechanism are all positioned in the shell, and the clutch mechanism is used for separating or connecting the tool changing transmission mechanism and the cutter head;
the rotary cutter transmission mechanism comprises a main rotating shaft and a small rotating shaft which are vertically arranged, the ends of the main rotating shaft and the small rotating shaft are in transmission fit through a bevel gear, the small rotating shaft is positioned in the hollow part of the cutter head, and the main rotating shaft penetrates through the clutch mechanism and is in sliding fit with the clutch mechanism;
rotatory tool bit and fixed tool bit are installed to the blade disc, tool changing drive mechanism is used for the drive the blade disc rotates carries out the tool changing action, works as rotatory tool bit with when little pivot position corresponds, rotatory tool bit with little pivot transmission cooperation.
Furthermore, a U-shaped groove is formed in the end portion of the small rotating shaft, a connecting block is formed at the tail portion of the rotary tool bit, and the connecting block is inserted into the U-shaped groove to form transmission fit of the rotary tool bit and the small rotating shaft.
Furthermore, the cutter head is provided with a plurality of mounting holes, and the mounting holes are used for mounting a rotary cutter head or a fixed cutter head;
the rotary cutter head comprises a cutter holder and a cutter shaft, the cutter holder is fixed in the mounting hole, and the cutter shaft penetrates through the cutter holder and extends into the hollow inside of the cutter head and is in transmission fit with the small rotating shaft.
Furthermore, the rotary knife transmission mechanism comprises a positioning sleeve, a bearing positioning seat and a rotating shaft positioning seat;
the positioning sleeve and the bearing positioning seat are sleeved outside the main rotating shaft, the bearing positioning seat is fixed at the end part of the positioning sleeve, and the rotating shaft positioning seat is positioned in the hollow part in the cutter head; bearings are arranged between the positioning sleeve and the main rotating shaft, between the bearing positioning seat and the main rotating shaft and between the bearing positioning seat and the cutter head;
the outer wall of the positioning sleeve is in sliding fit with the clutch mechanism; the rotating shaft positioning seat is fixed on the bearing positioning seat, and the small rotating shaft is installed on the rotating shaft positioning seat.
Furthermore, the rotating shaft positioning seat is hollow inside to form a matching space and is provided with an installation through hole along the radial direction of the main rotating shaft, the small rotating shaft penetrates through the installation through hole and extends into the matching space, and the small rotating shaft and the main rotating shaft are in transmission matching in the matching space through a bevel gear;
and a bearing is arranged between the small rotating shaft and the mounting through hole.
Furthermore, a baffle ring is arranged on the front side of the rotating shaft positioning seat, and the rear end face of the baffle ring corresponds to the U-shaped groove;
the tail end of the connecting block extends to the rear side of the baffle ring.
Furthermore, the end of the casing is provided with a rotary knife driving motor, and one end of the main rotating shaft, which is far away from the small rotating shaft, is in transmission connection with the rotary driving motor.
Further, the tool changing transmission mechanism comprises a driving gear and a driven gear which are meshed with each other, and the clutch mechanism comprises a sliding piece, a first chuck and a second chuck;
the first chuck and the second chuck are oppositely arranged, the sliding part is sleeved outside the main rotating shaft, the end part of the sliding part penetrates through the second chuck and then is fixedly connected with the first chuck, and the second chuck is fixedly connected with the shell;
the driven gear is sleeved outside the second chuck, the driven gear and the second chuck are respectively meshed with the first chuck, and the sliding piece is used for driving the first chuck to enable the driven gear and the second chuck to be separated from or meshed with the first chuck.
Further, clutching mechanism still includes guide post and annular gasket, the one end of guide post connect in the second chuck is connected, the other end of guide post connect in annular gasket, the guide post runs through first chuck and both sliding fit.
Furthermore, a plurality of first clamping teeth are arranged on the front end face of the driven gear, a plurality of second clamping teeth are arranged on the front end face of the second chuck, the first clamping teeth correspond to the second clamping teeth one to one, and the first clamping teeth and the second clamping teeth form limiting teeth; the rear end face of the first chuck is provided with a plurality of tooth sockets matched with the limiting teeth.
The utility model provides a technical scheme can include following beneficial effect:
only install fixed lathe tool for current processing lathe's blade disc, rotatory tool bit is still installed to the biax toolchanger's of this embodiment blade disc, and main pivot transmits power to rotatory tool bit through little pivot, makes rotatory tool bit carry out drilling processing or tapping processing to the work piece, realizes finishing face processing and spot facing work at same machining-position, improves machining efficiency. In addition, the rotary cutter transmission mechanism is in sliding fit with the clutch mechanism, when the cutter head rotates to perform cutter changing action, the rotary cutter transmission mechanism keeps still, the small rotating shaft keeps a state facing a workpiece, and when the rotary cutter head moves to a state facing the workpiece, the rotary cutter head is in transmission fit with the small rotating shaft, so that the transmission connection state of the small rotating shaft and the main rotating shaft is kept, and the rotary cutter head has better dynamic balance during machining.
Drawings
FIG. 1 is a schematic view of a dual axis tool changer of one embodiment of the present invention;
FIG. 2 is an axial cross-section of the two-axis tool changer of FIG. 1 along the main axis of rotation;
FIG. 3 is a schematic view of the cross-sectional view of FIG. 2 with the rotary knife drive motor and the knife change drive motor removed;
FIG. 4 is an exploded view of the alignment sleeve, tool changing transmission and clutch mechanism;
FIG. 5 is a schematic view of the spindle locating seat, the small spindle and the rotary cutter head being engaged;
the cutter comprises a machine shell 1, a cutter head 2, a rotary cutter head 21, a connecting block 211, a cutter holder 212, a cutter shaft 213, a fixed cutter head 23, a mounting hole 24, a cutter changing transmission mechanism 3, a driving gear 31, a driven gear 32, a first latch 321, a clutch mechanism 4, a sliding piece 41, a main shaft 411, a limiting part 412, a first chuck 42, a tooth groove 421, a second chuck 43, a second latch 431, a guide column 44, an annular gasket 45, a rotary cutter transmission mechanism 5, a main rotating shaft 51, a small rotating shaft 52, a U-shaped groove 521, a positioning sleeve 53, a bearing positioning seat 54, a rotating shaft positioning seat 55, a matching space 551, a retaining ring 552, a rotary cutter driving motor 6 and a cutter changing driving motor 7.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like 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 invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, features defined as "first" and "second" may explicitly or implicitly include one or more of the features for distinguishing between descriptive features, non-sequential, non-trivial and non-trivial.
In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
A biaxial tool changer according to an embodiment of the present invention will be described below with reference to fig. 1 to 4.
The double-shaft tool changer comprises a machine shell 1, a cutter head 2, a tool changing transmission mechanism 3, a clutch mechanism 4 and a rotary tool transmission mechanism 5, wherein the cutter head 2 is positioned at one end of the machine shell 1, the tool changing transmission mechanism 3, the clutch mechanism 4 and the rotary tool transmission mechanism 5 are all positioned in the machine shell 1, and the clutch mechanism 4 is used for separating or connecting the tool changing transmission mechanism 3 and the cutter head 2;
the rotary knife transmission mechanism 5 comprises a main rotating shaft 51 and a small rotating shaft 52 which are vertically arranged, the ends of the main rotating shaft 51 and the small rotating shaft 52 are in transmission fit through a bevel gear, the small rotating shaft 52 is positioned in the hollow part of the inside of the cutter head 2, the main rotating shaft 51 penetrates through the clutch mechanism 4, and the two are in sliding fit;
the cutter head 2 is provided with a rotary cutter head 21 and a fixed cutter head 23, the cutter changing transmission mechanism 3 is used for driving the cutter head 2 to rotate to perform cutter changing action, and when the rotary cutter head 21 corresponds to the small rotating shaft 52 in position, the rotary cutter head 21 is in transmission fit with the small rotating shaft 52.
Only install fixed lathe tool for current processing lathe's blade disc 2, rotatory tool bit 21 is still installed to the blade disc 2 of the biax tool changer of this embodiment, and main pivot 51 transmits power to rotatory tool bit 21 through little pivot 52, makes rotatory tool bit 21 carry out drilling processing or tapping processing to the work piece, realizes finishing face processing and spot facing work at same machining-position, improves machining efficiency. In addition, the rotary cutter transmission mechanism 5 is slidably engaged with the clutch mechanism 4, so that when the cutter head 2 rotates to perform a cutter changing operation, the rotary cutter transmission mechanism 5 is kept stationary and the small rotating shaft 52 is kept facing the workpiece, and when the rotary cutter head 21 moves to a state facing the workpiece, the rotary cutter transmission mechanism is in transmission engagement with the small rotating shaft 52, so that the transmission connection state of the small rotating shaft 52 and the main rotating shaft 51 is maintained, and the rotary cutter head 21 has better dynamic balance during processing.
In the double-shaft tool changer of the embodiment, the rotary cutter driving mechanism and the clutch mechanism 4 are in sliding fit, the movement of the rotary cutter driving mechanism and the tool changing action of the cutter head 2 are not interfered with each other, and the double-shaft tool changer is simple in structure.
It will be understood that the state of the tool tip facing the workpiece means that the tool tip is aligned with the workpiece to machine the workpiece, and the state of the small spindle 52 facing the workpiece corresponds to the position of the tool tip in the machining state, so that the small spindle 52 is in driving engagement with the rotary tool tip 21 when the rotary tool tip 21 is aligned with the workpiece to machine the workpiece.
Specifically, the end portions of the main rotating shaft 51 and the small rotating shaft 52 are respectively fixed with bevel gears, and the two bevel gears are meshed with each other to realize the transmission matching of the main rotating shaft 51 and the small rotating shaft 52.
In order to facilitate the transmission matching between the small rotating shaft 52 and the rotary cutter head 21, a U-shaped groove 521 is formed in the end portion of the small rotating shaft 52, a connecting block 211 is formed at the tail portion of the rotary cutter head 21, and the connecting block 211 is inserted into the U-shaped groove 521 to form the transmission matching between the rotary cutter head 21 and the small rotating shaft 52. When the rotary cutter head 21 rotates to face the workpiece along with the cutter head 2, the connecting block 211 at the tail of the rotary cutter head 21 is inserted into the U-shaped groove 521 from the side of the U-shaped groove 521, so that the positions of the rotary cutter head 21 and the small rotating shaft 52 are in a coaxial state, that is, the transmission matching of the rotary cutter head 21 and the small rotating shaft 52 is completed. When the hole is machined, the cutter head 2 carries the rotary cutter head 21 to rotate, and the connecting block 211 is separated from the other side part of the U-shaped groove 521.
Further, the cutter head 2 is provided with a plurality of mounting holes 24, and the inside of each mounting hole 24 is used for mounting the rotary cutter head 21 or the fixed cutter head 23; the rotary cutter head 21 comprises a cutter seat 212 and a cutter shaft 213, the cutter seat 212 is fixed in the mounting hole 24, and the cutter shaft 213 penetrates through the cutter seat 212 and extends into the inner hollow of the cutter head 2 to be in transmission fit with the small rotating shaft 52. It will be appreciated that the cutter head 2 may be provided with a plurality of fixed cutter heads 23 and a plurality of rotating cutter heads 21, which may be employed to perform machining with the cutter head 2 rotated so that one of the cutter heads is directed toward the workpiece being machined. The rear end of each rotary cutter head 21 is provided with a connecting block 211, and each rotary cutter head 21 can realize transmission fit with the small rotating shaft 52 when moving to a position facing a workpiece.
Further, the rotary knife transmission mechanism 5 comprises a positioning sleeve 53, a bearing positioning seat 54 and a rotating shaft positioning seat 55; the positioning sleeve 53 and the bearing positioning seat 54 are sleeved outside the main rotating shaft 51, the bearing positioning seat 54 is fixed at the end part of the positioning sleeve 53, and the rotating shaft positioning seat 55 is positioned in the hollow part of the inner part of the cutter head 2; bearings are arranged between the positioning sleeve 53 and the main rotating shaft 51, between the bearing positioning seat 54 and the main rotating shaft 51 and between the bearing positioning seat 54 and the cutter head 2; the outer wall of the positioning sleeve 53 is in sliding fit with the clutch mechanism 4; the shaft positioning seat 55 is fixed to the bearing positioning seat 54, and the small shaft 52 is mounted on the shaft positioning seat 55.
When the rotary cutter transmission mechanism 5 drives the rotary cutter head 21 to rotate, the main rotating shaft 51 drives the small rotating shaft 52 through the bevel gear, the small rotating shaft 52 enables the rotary cutter head 21 to rotate through the transmission effect of the U-shaped groove 521 and the connecting block 211 to process holes on a workpiece, and at the moment, the positioning sleeve 53, the bearing positioning seat 54 and the rotating shaft positioning seat 55 are kept fixed. It should be noted that, when the machining lathe is used for machining, the cutter head 2 may be located at the side, top or bottom of the workpiece, the cutter head 2 is in a vertical state, and the main rotating shaft 51 is in a horizontal state, so that, based on the bearing arrangement between the cutter head 2 and the bearing positioning seat 54, the cutter head 2 can rotate relative to the bearing fixing seat and can also support the bearing fixing seat. The positioning sleeve 53 realizes the rotary installation of the main rotating shaft 51 and also facilitates the movement of the clutch mechanism 4.
Specifically, a rotary knife driving motor 6 is installed at the end of the housing 1, and one end of the main rotating shaft 51 far away from the small rotating shaft 52 is in transmission connection with the rotary knife driving motor.
In order to ensure the stable installation of the small rotating shaft 52, further, the inside of the rotating shaft positioning seat 55 is hollow to form a fitting space 551 and is provided with an installation through hole along the radial direction of the main rotating shaft 51, the small rotating shaft 52 penetrates through the installation through hole and extends into the fitting space 551, and the small rotating shaft 52 and the main rotating shaft 51 are in transmission fit in the fitting space 551 through a bevel gear; and a bearing is arranged between the small rotating shaft 52 and the mounting through hole. The mounting through hole is internally provided with a bearing mounting step, and the end part of the mounting through hole is also provided with an end cover for positioning the bearing.
Further, referring to fig. 5, a baffle ring 552 is disposed at the front side of the rotating shaft positioning seat 55, and the rear end surface of the baffle ring 552 corresponds to the U-shaped groove 521; the rear end of the connecting block 211 extends to the rear side of the retainer ring 552. The baffle ring 552 guides the connecting block 211, so that the connecting block 211 can be smoothly inserted into the U-shaped groove 521, and the connecting block 211 is prevented from colliding with the small rotating shaft 52.
Further, the tool changing transmission mechanism 3 includes a driving gear 31 and a driven gear 32 which are engaged with each other, and the clutch mechanism 4 includes a slider 41, a first chuck 42 and a second chuck 43; the first chuck 42 and the second chuck 43 are oppositely arranged, the sliding part 41 is sleeved outside the main rotating shaft 51, the end part of the sliding part 41 passes through the second chuck 43 and then is fixedly connected with the first chuck 42, and the second chuck 43 is fixedly connected with the machine shell 1; the driven gear 32 is sleeved outside the second chuck 43, the driven gear 32 and the second chuck 43 are respectively engaged with the first chuck 42, and the slide 41 is used for driving the first chuck 42, so that the driven gear 32 and the second chuck 43 are separated from or engaged with the first chuck 42.
Under the cutter operating condition, driven gear 32 and second chuck 43 are in interlock state with first chuck 42, are fixed in casing 1 based on second chuck 43 to fix driven gear 32 and second chuck 43, avoid both to take place to rock. When a tool needs to be replaced for machining, the sliding piece 41 is moved towards the front end of the cutter disc 2, so that the first chuck 42 is driven to move forwards, until the first chuck 42 is separated from the driven gear 32 and the second chuck 43, so that the driven gear 32 can rotate, the tool changing driving motor 7 is started at the moment, the driven gear 32 is driven to rotate by the rotation of the driving gear 31, the cutter disc 2 is driven to rotate by the rotation of the driven gear 32, when the cutter disc 2 rotates to a needed tool, the tool changing driving motor 7 is turned off, so that the driven gear 32 and the second chuck 43 stop rotating, then the sliding piece 41 is moved towards the rear end of the cutter disc 2, the sliding piece 41 drives the first chuck 42 to move towards the rear end, until the driven gear 32 and the second chuck 43 are meshed with the first chuck 42, so that the position of the driven gear 32 is fixed, the situation that the driven gear 32 shakes during working is avoided, and the cutter disc 2 is also firmly fixed.
When the tool changing structure is in a working state, the driven gear 32 and the second chuck 43 are engaged with the first chuck 42, because the second chuck 43 is fixed on the machine shell 1, when the first chuck 42 is engaged with the second chuck 43, the second chuck 43 is also fixed, and simultaneously, the first chuck 42 and the driven gear 32 are engaged, the driven gear 32 can be effectively prevented from rotating and shaking, so that the stability of the driven gear 32 is improved, and the precision of the tool changing structure is improved.
Since the bearing positioning seat 54 is fixed on the casing 1, and the first chuck 42 adjacent to the bearing positioning seat 54 is a movable member, in order to prevent the bearing positioning seat 54 from being worn, further, the bearing positioning seat 54 is located at the front end of the first chuck 42, and the annular gasket 56 is fixed at the rear end of the bearing positioning seat 54. The fixed annular pad 56 is a sacrificial, replaceable element.
In order to ensure that the first chuck 42 and the second chuck 43 can be engaged smoothly, the clutch mechanism 4 further comprises a guide post 44 and an annular gasket 45, one end of the guide post 44 is connected to the second chuck 43, the other end of the guide post 44 is connected to the annular gasket 45, and the guide post 44 penetrates through the first chuck 45 and is in sliding fit with the first chuck 45, so that the first chuck 42 and the second chuck 43 cannot rotate relatively.
Further, a plurality of first latch teeth 321 are arranged on the front end face of the driven gear 32, a plurality of second latch teeth 431 are arranged on the front end face of the second chuck 43, the first latch teeth 321 correspond to the second latch teeth 431 one by one, and the first latch teeth 321 and the second latch teeth 431 form limit teeth; the rear end surface of the first chuck 42 is provided with a plurality of tooth grooves 421 matched with the limit teeth. The driven gear 32 and the second chuck 43 are engaged with the first chuck 42 of the chuck through the matching of the limit teeth and the tooth grooves 421, so that the cutter changing structure is prevented from rotating and shaking in the working state.
Specifically, the sliding member 41 includes a main shaft 411 and a limiting portion 412, the limiting portion 412 is disposed around the main shaft 411, and the main shaft 411 and the limiting portion 412 are integrally formed. A sliding vacant position for the limiting part 412 to move back and forth is arranged in the machine shell 1, the limiting part 412 is positioned in the sliding vacant position, and the contact surface of the limiting part 412 and the sliding vacant position is arranged in a sealing manner, so that the limiting part 412 divides the sliding vacant position into a first oil inlet cavity and a second oil inlet cavity; the second oil inlet cavity is positioned on one side far away from the cutter head 2. The inside of the machine shell 1 is also provided with a first oil pipeline and a second oil pipeline, wherein the first oil pipeline is communicated with the first oil inlet cavity, and the second oil pipeline is communicated with the second oil inlet cavity.
It should be noted that when the cutter head 2 needs to be rotated, hydraulic oil is injected into the second oil pipeline, so that the hydraulic oil enters the second oil inlet cavity, when the hydraulic oil injected into the second oil inlet cavity is large enough, due to the pressure effect of the hydraulic oil, the sliding part 41 can be pushed to move towards the front end, based on the fixed connection between the sliding part 41 and the first chuck 42, the first chuck 42 also moves forwards, so that the first chuck 42 is separated from the second chuck 43, at this time, the cutter changing driving motor 7 is started, the rotation of the driving gear 31 drives the driven gear 32 to rotate, so as to drive the cutter head 2 to rotate, so as to obtain a required cutter, at this time, the cutter changing driving motor 7 is closed, so that the driven gear 32, the driving gear 31 and the cutter head 2 stop rotating, then hydraulic oil is input into the first oil inlet cavity through the first oil pipeline, as the hydraulic oil continuously enters the first oil inlet cavity, the pressure in the first oil inlet cavity is gradually greater than the second oil inlet cavity, so as to push the limiting part 412 to move towards the rear end, so as to drive the first oil inlet chuck 42 to move backwards synchronously until the cutter changing chuck and the first oil inlet cavity engages with the cutter head, so as to avoid the chuck 32 to generate a wobbling structure, thereby to improve the machining precision.
Other configurations and operations of a dual axis tool changer according to embodiments of the present invention are known to those of ordinary skill in the art and will not be described in detail herein.
In the description of the present specification, references to the description of the terms "embodiment," "example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. A double-shaft tool changer is characterized by comprising a machine shell, a tool disc, a tool changing transmission mechanism, a clutch mechanism and a rotary tool transmission mechanism, wherein the tool disc is positioned at one end of the machine shell;
the rotary cutter transmission mechanism comprises a main rotating shaft and a small rotating shaft which are vertically arranged, the ends of the main rotating shaft and the small rotating shaft are in transmission fit through a bevel gear, the small rotating shaft is positioned in the hollow part of the cutter head, and the main rotating shaft penetrates through the clutch mechanism and is in sliding fit with the clutch mechanism;
rotatory tool bit and fixed tool bit are installed to the blade disc, tool changing drive mechanism is used for the drive the blade disc rotates carries out the tool changing action, works as rotatory tool bit with when little pivot position corresponds, rotatory tool bit with little pivot transmission cooperation.
2. The double-shaft tool changer according to claim 1, wherein a U-shaped groove is formed in an end of the small rotating shaft, a connecting block is formed at a tail of the rotating tool bit, and the connecting block is inserted into the U-shaped groove to form transmission fit between the rotating tool bit and the small rotating shaft.
3. The double-shaft tool changer according to claim 1, wherein the cutter head is provided with a plurality of mounting holes, and a rotary tool bit or a fixed tool bit is mounted in each mounting hole;
the rotary cutter head comprises a cutter holder and a cutter shaft, the cutter holder is fixed in the mounting hole, and the cutter shaft penetrates through the cutter holder and extends into the hollow inside of the cutter head and is in transmission fit with the small rotating shaft.
4. The dual spindle tool changer of claim 2, wherein the rotary tool drive mechanism comprises a positioning sleeve, a bearing positioning seat, and a spindle positioning seat;
the positioning sleeve and the bearing positioning seat are sleeved outside the main rotating shaft, the bearing positioning seat is fixed at the end part of the positioning sleeve, and the rotating shaft positioning seat is positioned in the hollow part in the cutter head; bearings are arranged between the positioning sleeve and the main rotating shaft, between the bearing positioning seat and the main rotating shaft and between the bearing positioning seat and the cutter head;
the outer wall of the positioning sleeve is in sliding fit with the clutch mechanism; the rotating shaft positioning seat is fixed on the bearing positioning seat, and the small rotating shaft is installed on the rotating shaft positioning seat.
5. The double-shaft tool changer according to claim 4, wherein the shaft positioning seat is hollow to form a fitting space and has a mounting through hole along the radial direction of the main shaft, the small shaft penetrates through the mounting through hole and extends into the fitting space, and the small shaft and the main shaft are in transmission fit in the fitting space through a bevel gear;
and a bearing is arranged between the small rotating shaft and the mounting through hole.
6. The biaxial tool changer of claim 5, wherein a stop ring is arranged on the front side of the rotating shaft positioning seat, and the rear end surface of the stop ring corresponds to the position of the U-shaped groove;
the tail end of the connecting block extends to the rear side of the baffle ring.
7. The double-shaft tool changer according to claim 1, wherein a rotary tool driving motor is mounted at an end of the housing, and one end of the main rotating shaft, which is far away from the small rotating shaft, is in transmission connection with the rotary tool driving motor.
8. The dual axis tool changer of claim 4, wherein the tool changing transmission comprises a driving gear and a driven gear that mesh, and the clutch mechanism comprises a slide, a first chuck, and a second chuck;
the first chuck and the second chuck are oppositely arranged, the sliding part is sleeved outside the main rotating shaft, the end part of the sliding part penetrates through the second chuck and then is fixedly connected with the first chuck, and the second chuck is fixedly connected with the shell;
the driven gear is sleeved outside the second chuck, the driven gear and the second chuck are respectively meshed with the first chuck, and the sliding piece is used for driving the first chuck to enable the driven gear and the second chuck to be separated from or meshed with the first chuck.
9. The dual-axis tool changer of claim 8, wherein the clutch mechanism further comprises a guide post and an annular gasket, one end of the guide post is connected to the second chuck, the other end of the guide post is connected to the annular gasket, and the guide post penetrates the first chuck and is in sliding fit with the first chuck.
10. The double-shaft tool changer according to claim 8, wherein a plurality of first clamping teeth are arranged on the front end surface of the driven gear, a plurality of second clamping teeth are arranged on the front end surface of the second chuck, the first clamping teeth and the second clamping teeth correspond to each other in a one-to-one mode, and the first clamping teeth and the second clamping teeth form limiting teeth; the rear end face of the first chuck is provided with a plurality of tooth sockets matched with the limiting teeth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223209607.XU CN218556388U (en) | 2022-12-01 | 2022-12-01 | Double-shaft tool changing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223209607.XU CN218556388U (en) | 2022-12-01 | 2022-12-01 | Double-shaft tool changing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218556388U true CN218556388U (en) | 2023-03-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223209607.XU Active CN218556388U (en) | 2022-12-01 | 2022-12-01 | Double-shaft tool changing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218556388U (en) |
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2022
- 2022-12-01 CN CN202223209607.XU patent/CN218556388U/en active Active
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