CN101670444A - CNC lathe - Google Patents

CNC lathe Download PDF

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Publication number
CN101670444A
CN101670444A CN200910192819A CN200910192819A CN101670444A CN 101670444 A CN101670444 A CN 101670444A CN 200910192819 A CN200910192819 A CN 200910192819A CN 200910192819 A CN200910192819 A CN 200910192819A CN 101670444 A CN101670444 A CN 101670444A
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China
Prior art keywords
feed unit
cutter
tapping
axle
axis direction
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CN200910192819A
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CN101670444B (en
Inventor
刘文聪
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Guangdong Taike Intelligent Equipment Co., Ltd.
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DONGGUAN TAIKE PRECISION MACHINERY Co Ltd
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Priority to CN2009101928191A priority Critical patent/CN101670444B/en
Publication of CN101670444A publication Critical patent/CN101670444A/en
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Publication of CN101670444B publication Critical patent/CN101670444B/en
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Abstract

A CNC lathe comprises a lathe body, a main spindle box and a digital controller; wherein the main spindle box is arranged on the lathe body, a main spindle is arranged in a main spindle through hole of the main spindle box and is supported by the main spindle box, a cutter installation plate is arranged vertical to the main spindle box, the cutter installation plate is provided with a first cutting tool reciprocating along Y coordinate direction, the two sides of the main spindle are provided with a second cutting tool reciprocating along X coordinate direction and Z coordinate direction and athird cutting tool reciprocating along Z coordinate direction and X coordinate direction, a triaxial seat used for punching center hole, drilling hole or tapping on work piece clamped by the main spindle is arranged corresponding to the main spindle, and the triaxial seat is connected with a tailshaft assembly and tapping machine arranged on the lathe body in a driving way for punching center hole, drilling hole or tapping on the work piece clamped by the main spindle. The invention can punch center hole, drill hole or tap while cutting, thus realizing relatively complicated product synchronous processing and greatly improving processing efficiency.

Description

A kind of numerically controlled lathe
Technical field
The present invention relates to a kind of metal-working plant, particularly relate to a kind of numerically controlled lathe.
Background technology
In the prior art, the cutting tool of numerically controlled lathe is arranged in together, when the processing operation, have only one of them cutting tool that the workpiece of main shaft clamping is processed, remaining cutting tool then is positioned at nonclient area, this structure Design makes that cutting tool consumed time in the process of tool changing is longer, has prolonged the non-operation stand-by period of cutting tool.Moreover, process operation owing to can not make up between each cutting tool, only can carry out single homework to the workpiece of main shaft clamping, make that its operating efficiency is lower when processing complicated product.
And, when the workpiece of main shaft clamping being hit other operation such as the heart, boring and tapping as need, need to wait for that cutting process is finished after, just can carry out, can not in cutting, finish the action that hits the heart, boring and tapping.
Therefore, needing badly provides a kind of cutting tool that makes self-movement can work in coordination again, finishes the sync processing of the multiple function that hits the heart, boring or tapping action when being implemented in cutting, and the numerically controlled lathe of high efficiency.
Summary of the invention
The objective of the invention is to avoid weak point of the prior art and provide a kind of cutting tool that makes self-movement can work in coordination, finish the sync processing of the multiple function that hits the heart, boring or tapping action when being implemented in cutting, and the numerically controlled lathe of high efficiency.
Purpose of the present invention realizes by following technical measures:
A kind of numerically controlled lathe is provided, includes lathe bed, main spindle box and numerical control device, wherein,
Described main spindle box is arranged at described lathe bed, and described main spindle box is provided with spindle through-hole, and main shaft is arranged in described spindle through-hole, and is supported by described main spindle box,
Described numerically controlled lathe is provided with the cutter installing plate, and described cutter installing plate is vertically installed in described main spindle box,
The axis direction of described main shaft is the Z change in coordinate axis direction, and the vertically disposed direction of described cutter installing plate is the Y change in coordinate axis direction, and the direction vertical with the Z change in coordinate axis direction is the X change in coordinate axis direction in the plane of the work top of described lathe bed,
Described cutter installing plate is provided with first cutting element that moves back and forth along the Y change in coordinate axis direction,
Be provided with the 3rd cutting element that second cutting element that Z-direction direction of principal axis and X change in coordinate axis direction move back and forth and Z-direction direction of principal axis and X change in coordinate axis direction move back and forth in the both sides of described main shaft,
Be provided with three axle beds that are used for the workpiece of described main shaft clamping is hit the heart, boring or tapping action in the position relative with described main shaft,
Described three axle beds drive with the tapping machine with the tailing axle assembly that is arranged at described lathe bed and are connected.
In the process, control first cutting element, second cutting element and the 3rd cutting element synchronous interaction, make every can self-movement can working in coordination cutter again realize processing the different parts of identical product by numerical control device.To hole simultaneously, tapping device and main shaft be synchronous in proportion, can be in cutting in the action that need not to hit under the situation of rotating the heart, boring or tapping, can realize the function of complicated product synchronous processing has been improved numerically controlled lathe to the working (machining) efficiency than complex product.
Preferably, above-mentioned first cutting element includes first cutter, second cutter and the 3rd cutter, and described first cutter, described second cutter and described the 3rd cutter are the radial direction setting in axle center with described main shaft.In addition, first cutting element also can be provided with a cutter, and perhaps two cutters from the layout of tool space, realize view of function and add information summaries such as not producing interference man-hour each other considering, are provided with three cutters and are scheme more preferably.And, first cutter, second cutter and the 3rd cutter are the radial direction setting in the center of circle with the main shaft, the setting here comprises even setting and inhomogeneously is provided with two kinds, but evenly be set to more preferably scheme, not only make the position symmetry of converted products, and make the external form of numerically controlled lathe have the effect of attractive, decorative.
Be more preferably, above-mentioned first cutter, described second cutter and described the 3rd cutter include the slide rail that is fixed in described cutter installing plate, slide block and the leading screw that is arranged at described slide rail and moves back and forth along the Y change in coordinate axis direction respectively, one end of described leading screw is connected with described slide block by the threaded connection hole of described slider tail setting, its other end is connected in servomotor, and described slide block is provided with the blade folder that is used for the clamping blade.Cutter adopts the slide rail type design, and is not only simple in structure, light and handy, and the characteristics that action is quick flexibly, machining accuracy is high.Each cutter is provided with all separately independently that servomotor makes that as power drive the motion between each cutter can not cause mutual interference, both can self-movement, and aggregate motion each other again makes working (machining) efficiency improve greatly.
Another is preferred, above-mentioned second cutting element and described the 3rd cutting element are the center with the axis direction of described main shaft, be arranged at the both sides of described main shaft symmetrically, described second cutting element includes first feed unit that the Z-direction direction of principal axis moves back and forth and second feed unit that moves back and forth along the X change in coordinate axis direction, described second feed unit is fixedly arranged on the bottom of described first feed unit, described first feed unit is provided with first toolframe that is used for the clamping blade, described the 3rd cutting element includes the 3rd feed unit that the Z-direction direction of principal axis moves back and forth and the 4th feed unit that moves back and forth along the X change in coordinate axis direction, described the 4th feed unit is fixedly arranged on the bottom of described the 3rd feed unit, and described the 3rd feed unit is provided with second toolframe that is used for the clamping blade.The cutter of the cutter of first toolframe and second toolframe both can have been realized the motion of X change in coordinate axis direction, can realize the motion of Z change in coordinate axis direction again, can also be implemented in the motion on X reference axis and the Z reference axis combinations of directions simultaneously.
Be more preferably, above-mentioned first feed unit, described second feed unit, described the 3rd feed unit and described the 4th feed unit are the sliding-rail sliding mechanisms by the lead screw transmission of servomotor driving.The formation of first cutter, second cutter and the 3rd cutter in the driving constituted mode of first feed unit, second feed unit, the 3rd feed unit and the 4th feed unit and first cutting element is identical, all be by separately independently servomotor drive leading screw, leading screw drives slide block and moves on slide rail, thereby makes its cutter of going up installation finish cutting at assigned direction to the workpiece of clamping.
In addition, first cutter, second cutter, the 3rd cutter in the first above cutting element, first feed unit of second cutting element, second feed unit, and between the 3rd feed unit and the 4th feed unit of the 3rd cutting element, both self-movements separately, can carry out aggregate motion each other again, compound mode includes in twos the combination between combination between the combination between the combination between the combination between the combination, three, four, five, six and seven, can realize the different parts of main shaft holding workpiece is processed simultaneously.
Another is preferred, above-mentioned three axle beds are provided with drive link assembly and working beam assembly, described drive link assembly and described working beam assembly are arranged in described three axle beds along the direction of described main-shaft axis, the two ends of described drive link assembly and described working beam assembly are arranged at the outside of described three axle beds respectively, the working beam assembly that is positioned at a side of described main shaft holding workpiece is used to install drill bit machining tool or tapping machining tool, is provided with contiguous block between the described drive link assembly of the opposite side of described main shaft holding workpiece and described working beam assembly.The drive link assembly is used to drive the work package motion, plays the effect that resets simultaneously.The drive link assembly can be provided with three power transmission shafts, corresponding with it working beam assembly is provided with three working shafts, wherein in three working shafts a tapping axle, two tapping axles and three tapping axles can be arranged, the setting of tapping axle is to be provided with according to user's demand.The quantity of the working shaft in power transmission shaft in the drive link assembly and the working beam assembly can also be other quantity except that three.
Be more preferably, above-mentioned tapping machine includes master gear and driven wheel, described tapping machine is by the tapping Motor Drive, the motor gear of described tapping motor is connected by the master gear of belt with described tapping machine, described master gear drives described driven wheel rotation, described working beam assembly includes the tapping axle, the gear wheel that described tapping axle is provided with pinion and is meshed with described pinion, when the driven wheel of described tapping machine and the engagement of described gear wheel, the tapping axle rotation of described working beam assembly.
Another is more preferably, above-mentioned tailing axle assembly includes slide rail, be arranged at slide block and leading screw that described slide rail and Z-direction direction of principal axis move back and forth, one end of described leading screw is connected with described slide block by the threaded connection hole of described slider tail setting, its other end is connected in servomotor, described slide block is provided with the tailing axle seat that is used to install tailing axle, described servomotor drives described tailing axle, described tailing axle promotes described drive link assembly, and described drive link assembly promotes described working beam assembly motion by described contiguous block.First cutter of the driving constituted mode of tailing axle assembly and the first above-mentioned cutting element its, second cutter, the 3rd cutter, the feed unit of second cutting element, and the driving constituted mode of the feed unit of the 3rd cutting element is identical.
Above, the bottom of above-mentioned three axle beds is provided with the 5th feed unit that moves back and forth along the X change in coordinate axis direction, and described the 5th feed unit is the sliding-rail sliding mechanism by the lead screw transmission of servomotor driving.The 5th feed unit drives three axle beds by the servomotor of its setting and moves back and forth along the X change in coordinate axis direction, and the different parts that makes it possible to achieve the end face of main shaft holding workpiece hits the heart, boring or tapping action.
Another is preferred, and above-mentioned cutter installing plate is fan-shaped cutter installing plate.Be complementary with the arrangement mode of cutter in first cutting element.
Numerically controlled lathe of the present invention, can self-movement between its first cutting element, second cutting element and the 3rd cutting element can work in coordination again identical product is processed, it is synchronous in proportion that boring, tapping device and main shaft are set simultaneously, can need not to hit the heart, boring or tapping action under the situation of rotating simultaneously in cutting, realization has improved the working (machining) efficiency of numerically controlled lathe greatly to complicated product synchronous processing.
Description of drawings
The invention will be further described to utilize accompanying drawing, but the embodiment in the accompanying drawing does not constitute any limitation of the invention.
Fig. 1 is the structural representation of a kind of numerically controlled lathe of the present invention;
Fig. 2 is the structural representation at another visual angle of a kind of numerically controlled lathe of the present invention;
Fig. 3 is the decomposition texture schematic diagram of the tapping machine of a kind of numerically controlled lathe of the present invention;
Fig. 4 is the decomposition texture schematic diagram of the tailing axle assembly of a kind of numerically controlled lathe of the present invention;
Fig. 5 is the decomposition texture schematic diagram of three axle beds of a kind of numerically controlled lathe of the present invention.
Fig. 1, Fig. 2, Fig. 3, comprise among Fig. 4 and Fig. 5: 11---first cutter, 12---second cutter, 13---the 3rd cutter, 20---first toolframe, 21---first feed unit, 211---first slide block, 212---first slide rail, 213---first leading screw, 214---the first servomotor shell, 22---second feed unit, 221---second slide block, 30---second toolframe, 31---the 3rd feed unit, 32---the 4th feed unit, 4---three axle beds, 41---the drive link assembly, 42---the working beam assembly, 43---contiguous block, 44---pinion, 45---gear wheel, 46---back-moving spring, 5---the 5th feed unit, 6---the tailing axle assembly, 61---the tailing axle slide block, 62---the tailing axle slide rail, 63---the tailing axle leading screw, 64---the tailing axle servomotor, 66---tailing axle, 67---the tailing axle seat, 7---the tapping machine, 71---master gear, 72---driven wheel, 8---main spindle box, 81---main shaft, 9---the cutter installing plate, 10---the working face of lathe bed.
The specific embodiment
With the following Examples the present invention is further described:
The specific embodiment of a kind of numerically controlled lathe of the present invention as depicted in figs. 1 and 2, include lathe bed, main spindle box 8 and numerical control device, wherein, described main spindle box 8 is arranged at described lathe bed, and described main spindle box 8 is provided with spindle through-hole, main shaft 81 is arranged in described spindle through-hole, and by described main spindle box 8 supports, main shaft 81 is provided with the instrument of holding workpiece, can be holding workpieces such as the chuck or the cover that contracts, be provided with cutter installing plate 9 in the direction vertical, be used to install cutting tool with main spindle box 8.
In order clearly to explain the moving direction of each cutter on the numerically controlled lathe, so the axis direction with described main shaft 81 in numerically controlled lathe is the Z change in coordinate axis direction, described cutter installing plate 9 vertically disposed directions are the Y change in coordinate axis direction, and the direction vertical with the Z change in coordinate axis direction is the X change in coordinate axis direction in the plane of the work top 10 of described lathe bed.
Described cutter installing plate 9 is provided with first cutting element that moves back and forth along the Y change in coordinate axis direction, be provided with the 3rd cutting element that second cutting element that Z-direction direction of principal axis and X change in coordinate axis direction move back and forth and Z-direction direction of principal axis and X change in coordinate axis direction move back and forth in the both sides of described main shaft 81, be provided with the workpiece that is used for described main shaft 81 clampings in the position relative and hit the heart with described main shaft 81, three axle beds 4 of boring or tapping action, described three axle beds 4 drive with tapping machine 7 with the tailing axle assembly 6 that is arranged at described lathe bed and are connected, make the drill bit machining tool and the tapping machining tool Z-direction direction of principal axis that are installed on described three axle beds 4 move, realization hits the heart to the workpiece of described main shaft 81 clampings, the action of boring or tapping, in the process, control first cutting element by numerical control device, second cutting element and the 3rd cutting element synchronous interaction make every can self-movement can working in coordination cutter again realize machining to the different parts of identical product.It is synchronous in proportion to set boring, tapping device and main shaft 81 simultaneously, can be in cutting in the action that need not to hit under the situation of rotating the heart, boring or tapping, can realize the function of complicated product synchronous processing has been improved numerically controlled lathe to the working (machining) efficiency than complex product.
In addition, numerical control device is to utilize computer and software thereof to come " commander " numerically controlled lathe, and numerical control device receives the various information of being sent here by procedure, and after treated and the allotment, sends fill order to driving mechanism; In the process of implementation, mechanisms such as its driving, detection will feed back to numerical control device simultaneously for information about, so that send new fill order after treatment.
Concrete, above-mentioned first cutting element includes first cutter 11, second cutter 12 and the 3rd cutter 13, the radial direction setting that described first cutter 11, described second cutter 12 and described the 3rd cutter 13 are the axle center with described main shaft 81.First cutting element is that the outer peripheral face to workpiece carries out machining.
In addition, first cutting element also can be provided with a cutter, and perhaps two cutters from the layout of tool space, realize view of function and add information summaries such as not producing interference man-hour each other considering, are provided with three cutters and are scheme more preferably.And first cutter 11, second cutter 12 and the 3rd cutter 13 are the radial direction setting in axle center with the main shaft, the setting here comprises even setting and inhomogeneously is provided with two kinds, but evenly be set to more preferably scheme, not only make the position symmetry of converted products, and make the external form of numerically controlled lathe have the effect of attractive, decorative.
More specifically, above-mentioned first cutter 11, described second cutter 12 and described the 3rd cutter 13 include the slide rail that is fixed in described cutter installing plate 9, slide block and the leading screw that is arranged at described slide rail and moves back and forth along the Y change in coordinate axis direction respectively, one end of described leading screw is connected with described slide block by the threaded connection hole of described slider tail setting, its other end is connected in servomotor, and described slide block is provided with the blade folder that is used for the clamping blade.Cutter adopts the slide rail type design, and is not only simple in structure, light and handy, and action is quick flexibly, machining accuracy is high.Each cutter is provided with all separately independently that servomotor makes that as power drive the motion between each cutter can not cause mutual interference, both can self-movement, and aggregate motion each other again makes working (machining) efficiency improve greatly.
Another is concrete, above-mentioned second cutting element and described the 3rd cutting element are the center with the axis direction of described main shaft 81, be arranged at the both sides of described main shaft 81 symmetrically, described second cutting element includes first feed unit 21 that the Z-direction direction of principal axis moves back and forth and second feed unit 22 that moves back and forth along the X change in coordinate axis direction, described second feed unit 22 is fixedly set in the bottom of described first feed unit 21, described first feed unit 21 is provided with first toolframe 20 that is used for the clamping blade, described the 3rd cutting element includes the 3rd feed unit 31 that the Z-direction direction of principal axis moves back and forth and the 4th feed unit 32 that moves back and forth along the X change in coordinate axis direction, described the 4th feed unit 32 is fixedly arranged on the bottom of described the 3rd feed unit 31, and described the 3rd feed unit 31 is provided with second toolframe 30 that is used for the clamping blade.The blade Z-direction direction of principal axis that described first feed unit 21 that is driven by servomotor drives on first toolframe 20 moves back and forth, and realizes the cutting function.The cutter of the cutter of first toolframe 20 and second toolframe 30 both can have been realized the motion of X change in coordinate axis direction, can realize the motion of Z change in coordinate axis direction again, can also be implemented in the motion on X reference axis and the Z reference axis combinations of directions simultaneously.
More concrete, above-mentioned first feed unit 21, described second feed unit 22, described the 3rd feed unit 31 and described the 4th feed unit 32 are the sliding-rail sliding mechanisms by the lead screw transmission of servomotor driving.Below describe first feed unit 21 and second feed unit 22 in detail.First feed unit 21 comprises first slide block 211, first slide rail 212, first leading screw 213, first servomotor and the first servomotor shell 214, one end of first leading screw 213 is connected with described first slide block 211 by described first slide block, 211 aft mounted first threaded connection holes, its other end is connected in first servomotor, and described first slide block 211 is provided with first toolframe 20 that is used for the clamping blade.Described second feed unit 22 comprises second slide block 221, second slide rail, second leading screw, second servomotor and the second servomotor shell, wherein, one end of second leading screw is connected with second slide block 221 by second slide block, 221 aft mounted second threaded connection holes, its other end is connected in second servomotor, and first slide rail 212 of first feed unit 21 is fixed on second slide block 221 of second feed unit 22.The driving constituted mode of the 3rd feed unit 31 and the 4th feed unit 32 is identical with second feed unit 22 with first feed unit 21, all be by separately independently servomotor drive leading screw, leading screw drives slide block and moves on slide rail, thereby make the cutter installed on it finish cutting at assigned direction to the workpiece of clamping, the 3rd slide rail of the 3rd feed unit 31 is fixed on the Four-slider of the 4th feed unit 32 simultaneously.
Another is concrete, as Fig. 1 and shown in Figure 5, above-mentioned three axle beds 4 are provided with drive link assembly 41 and working beam assembly 42, described drive link assembly 41 and described working beam assembly 42 are arranged in described three axle beds 4 along the direction of described main shaft 81 axis, and the two ends of drive link assembly 41 and working beam assembly 42 are arranged at the outside of described three axle beds 4 respectively, the working beam assembly 42 that is positioned at a side of described main shaft 81 holding workpieces is used to install drill bit machining tool or tapping machining tool, is provided with contiguous block 43 between the described drive link assembly 41 of the opposite side of described main shaft 81 holding workpieces and described working beam assembly 42.Drive link assembly 41 is used to drive 42 motions of working beam assembly, and drive link assembly 41 is provided with back-moving spring 46, plays the effect that resets simultaneously.Drive link assembly 41 can be provided with three power transmission shafts, corresponding with it working beam assembly 42 is provided with three working shafts, wherein in three working shafts a tapping axle, two tapping axles and three tapping axles can be arranged, the setting of tapping axle is to be provided with according to user's demand.The tapping axle is provided with pinion 44, and is provided with the gear wheel 45 that is meshed with pinion 44 in the bottom of tapping axle, and the quantity of the working shaft in power transmission shaft in the drive link assembly 41 and the working beam assembly 42 can also be other quantity except that three.
More concrete, as Fig. 3 and shown in Figure 5, above-mentioned tapping machine 7 includes master gear 71 and driven wheel 72, described tapping machine 7 is by the tapping Motor Drive, the motor gear of described tapping motor is connected with the master gear 71 of described tapping machine 7 by belt, described master gear 71 drives described driven wheel 72 rotations, described working beam assembly 42 includes the tapping axle, the gear wheel 45 that described tapping axle is provided with pinion 44 and is meshed with described pinion 44, when the driven wheel 72 of described tapping machine 7 meshes with described gear wheel 45, the tapping axle rotation of described working beam assembly 42.Tapping machine 7 is by the tapping motor start-up, transmission of power is given the master gear 71 of tapping machine 7 by belt, master gear 71 drives driven wheel 72 rotations, when tapping, along the moving of directions X, make gear wheel 45 engagements of tapping axle of driven wheel 72 and three axle beds 4 by three axle beds 4, thus with transmission of power to pinion 44, drive rotatablely moving of tapping axle thus, the rotation of tapping axle makes the tapping instrument that is installed on its front end realize the tapping action to holding workpiece.
Another is more concrete, as shown in Figure 1 and Figure 4, above-mentioned tailing axle assembly 6 includes tailing axle slide rail 62, be arranged at tailing axle slide block 61 and tailing axle leading screw 63 that described tailing axle slide rail 62 and Z-direction direction of principal axis move back and forth, one end of described tailing axle leading screw 63 is connected with described tailing axle slide block 61 by described tailing axle slide block 61 aft mounted threaded connection holes, its other end is connected in tailing axle servomotor 64, described tailing axle slide block 61 is provided with the tailing axle seat 67 that is used to install tailing axle 66, described tailing axle servomotor 64 drives described tailing axle 66, described tailing axle 66 promotes described drive link assembly 41, and described drive link assembly 41 is by the push the work forward motion of bar assembly 42 of contiguous block 43.The feed unit of first cutter 11 of the driving constituted mode of tailing axle assembly 6 and the first above-mentioned cutting element, second cutter 12, the 3rd cutter 13, the second cutting elements, and the driving constituted mode of the feed unit of the 3rd cutting element is identical.
Described tailing axle 66 drives the drive link assembly 41 of described three axle beds 4 by tailing axle servomotor 64, the power transmission shaft of drive link assembly 41 is given transmission of power and is installed on drill bit relative with workpiece or tapping machining tool, make drill bit or the feeding of tapping machining tool Z-direction direction of principal axis, thereby the workpiece of clamping is holed or the operation of tapping.Because the action of tapping needs the rotation of tapping axle, has been described in detail above.
Above, the bottom of above-mentioned three axle beds 4 is provided with the 5th feed unit 5 that moves back and forth along the X change in coordinate axis direction, and described the 5th feed unit 5 also is the sliding-rail sliding mechanism by the lead screw transmission of servomotor driving.The 5th feed unit 5 drives three axle beds 4 by the servomotor of its setting and moves back and forth along the X change in coordinate axis direction, three axle beds 4 are fixed in the slide block of the 5th feed unit 5, and the different parts that makes it possible to achieve the end face of main shaft 81 holding workpieces hits the heart, boring or tapping action.
Another is preferred, and above-mentioned cutter installing plate 9 is fan-shaped cutter installing plate.Be complementary with the arrangement mode of cutter in first cutting element.
Numerically controlled lathe of the present invention is mainly used to workpiece is carried out turning, hit the heart, drilling, the processing of tapping operation, first cutting element wherein, can self-movement can carry out machining to same workpiece product again between second cutting element and the 3rd cutting element with working in coordination, motion between making separately can not cause and influence each other, boring is set simultaneously, tapping device and main shaft are synchronous in proportion, simultaneously can need not to hit the heart under the situation of rotating in cutting, boring or tapping action, can realize complicated product synchronous processing has been improved the working (machining) efficiency of numerically controlled lathe greatly.
Should be noted that at last; above embodiment is only in order to illustrate technical scheme of the present invention; but not limiting the scope of the invention; although the present invention has been done to explain with reference to preferred embodiment; those of ordinary skill in the art is to be understood that; can make amendment or be equal to replacement technical scheme of the present invention, and not break away from the essence and the scope of technical solution of the present invention.

Claims (10)

1. a numerically controlled lathe includes lathe bed, main spindle box and numerical control device, it is characterized in that:
Described main spindle box is arranged at described lathe bed, and described main spindle box is provided with spindle through-hole, and main shaft is arranged in described spindle through-hole, and is supported by described main spindle box,
Described numerically controlled lathe is provided with the cutter installing plate, and described cutter installing plate is vertically installed in described main spindle box,
The axis direction of described main shaft is the Z change in coordinate axis direction, and the vertically disposed direction of described cutter installing plate is the Y change in coordinate axis direction, and the direction vertical with the Z change in coordinate axis direction is the X change in coordinate axis direction in the plane of the work top of described lathe bed,
Described cutter installing plate is provided with first cutting element that moves back and forth along the Y change in coordinate axis direction,
Be provided with the 3rd cutting element that second cutting element that Z-direction direction of principal axis and X change in coordinate axis direction move back and forth and Z-direction direction of principal axis and X change in coordinate axis direction move back and forth in the both sides of described main shaft,
Be provided with three axle beds that are used for the workpiece of described main shaft clamping is hit the heart, boring or tapping action in the position relative with described main shaft,
Described three axle beds drive with the tapping machine with the tailing axle assembly that is arranged at described lathe bed and are connected.
2. numerically controlled lathe according to claim 1, it is characterized in that: described first cutting element includes first cutter, second cutter and the 3rd cutter, and described first cutter, described second cutter and described the 3rd cutter are the radial direction setting in axle center with described main shaft.
3. numerically controlled lathe according to claim 2, it is characterized in that: described first cutter, described second cutter and described the 3rd cutter include the slide rail that is fixed in described cutter installing plate, slide block and the leading screw that is arranged at described slide rail and moves back and forth along the Y change in coordinate axis direction respectively, one end of described leading screw is connected with described slide block by the threaded connection hole of described slider tail setting, its other end is connected in servomotor, and described slide block is provided with the blade folder that is used for the clamping blade.
4. numerically controlled lathe according to claim 1, it is characterized in that: described second cutting element and described the 3rd cutting element are the center with the axis direction of described main shaft, be arranged at the both sides of described main shaft symmetrically, described second cutting element includes first feed unit that the Z-direction direction of principal axis moves back and forth and second feed unit that moves back and forth along the X change in coordinate axis direction, described second feed unit is fixedly arranged on the bottom of described first feed unit, described first feed unit is provided with first toolframe that is used for the clamping blade, described the 3rd cutting element includes the 3rd feed unit that the Z-direction direction of principal axis moves back and forth and the 4th feed unit that moves back and forth along the X change in coordinate axis direction, described the 4th feed unit is fixedly arranged on the bottom of described the 3rd feed unit, and described the 3rd feed unit is provided with second toolframe that is used for the clamping blade.
5. numerically controlled lathe according to claim 4 is characterized in that: described first feed unit, described second feed unit, described the 3rd feed unit and described the 4th feed unit are the sliding-rail sliding mechanisms by the lead screw transmission of servomotor driving.
6. numerically controlled lathe according to claim 1, it is characterized in that: described three axle beds are provided with drive link assembly and working beam assembly, described drive link assembly and described working beam assembly are arranged in described three axle beds along the direction of described main-shaft axis, the two ends of described drive link assembly and described working beam assembly are arranged at the outside of described three axle beds respectively, the working beam assembly that is positioned at a side of described main shaft holding workpiece is used to install drill bit machining tool or tapping machining tool, is provided with contiguous block between the described drive link assembly of the opposite side of described main shaft holding workpiece and described working beam assembly.
7. numerically controlled lathe according to claim 6, it is characterized in that: described tapping machine includes master gear and driven wheel, described tapping machine is by the tapping Motor Drive, the motor gear of described tapping motor is connected by the master gear of belt with described tapping machine, described master gear drives described driven wheel rotation, described working beam assembly includes the tapping axle, the gear wheel that described tapping axle is provided with pinion and is meshed with described pinion, when the driven wheel of described tapping machine and the engagement of described gear wheel, the tapping axle rotation of described working beam assembly.
8. numerically controlled lathe according to claim 6, it is characterized in that: described tailing axle assembly includes slide rail, be arranged at slide block and leading screw that described slide rail and Z-direction direction of principal axis move back and forth, one end of described leading screw is connected with described slide block by the threaded connection hole of described slider tail setting, its other end is connected in servomotor, described slide block is provided with the tailing axle seat that is used to install tailing axle, described servomotor drives described tailing axle, described tailing axle promotes described drive link assembly, and described drive link assembly promotes described working beam assembly motion by described contiguous block.
9. according to claim 1 or 6 or 7 or 8 described numerically controlled lathes, it is characterized in that: the bottom of described three axle beds is provided with the 5th feed unit that moves back and forth along the X change in coordinate axis direction, and described the 5th feed unit is the sliding-rail sliding mechanism by the lead screw transmission of servomotor driving.
10. numerically controlled lathe according to claim 1 is characterized in that: described cutter installing plate is fan-shaped cutter installing plate.
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