CN206415618U - A kind of numerically controlled lathe - Google Patents

Abstract

The utility model discloses a kind of numerically controlled lathe, including machine tool enclosure, lathe hatch door, guidance panel and machine tool main body.Machine tool enclosure includes bottom plate, top plate, left plate, right plate, front side board and back side panel and dividing plate；Bottom plate, top plate, left plate, right plate, front side board and back side panel, which are connected in turn, is internally formed cavity；Dividing plate is located in cavity, is provided with left handle positioned at the left side of front window on front side board, left resilient sleeve is cased with left handle；Right handles are provided with positioned at the right side of front window on front side board, right resilient sleeve is cased with outside right handles.Described machine tool main body includes bed piece, main shaft device, feed arrangement, clamping device and cutter holder device.Main shaft device includes main spindle box and main shaft, and main spindle box, which is provided with radiating ribs, main shaft, has through hole.Structure of the present utility model can preferably protect lathe hatch door, and main shaft device is preferably radiated.

Description

A kind of numerically controlled lathe

Technical field

The utility model is related to numerically controlled lathe.

Background technology

Numerically controlled lathe is a kind of high accuracy, efficient automated machine tool.It is equipped with multistation knife tower or power cutter tower, lathe , can the complicated work such as processing linear cylinder, oblique line cylinder, circular arc and various screw threads, groove, worm screw with extensive process industrial art performance Part, with linear interpolation, the various compensation functions of circular interpolation, and has played in the batch production of complex parts good warp Ji effect.

For the sake of security, shell and cabin door can be set outside machine tool main body, and cabin door can realize opening and closing, and Although the cabin door of existing lathe can be spacing, the effect without buffering is easily damaged cabin door.

When processing workpiece, because the high speed rotation of main shaft can produce certain heat, if can not be quickly by heat Scatter and disappear away, the normal work of lathe will be influenceed.

The content of the invention

In order to preferably protect lathe hatch door, main shaft device is preferably radiated, the utility model provides one kind Numerically controlled lathe.

To reach above-mentioned purpose, a kind of numerically controlled lathe, including machine tool enclosure, lathe hatch door, guidance panel and machine tool main body；

Machine tool enclosure includes bottom plate, top plate, left plate, right plate, front side board and back side panel and dividing plate；Bottom plate, top plate, a left side Side plate, right plate, front side board and back side panel, which are connected in turn, is internally formed cavity；Dividing plate is located in cavity；Bottom plate is provided with two The through hole that the fulcrum bearing of individual confession bed piece is passed through；It is located on top plate before being provided with and be provided with window, front side board on the right side of dividing plate Window, front window and upper window are communicated to form operation window, and dividing plate is located at the left side of operation window, and through hole is provided with dividing plate, is set on dividing plate There is groove；Left handle is provided with positioned at the left side of front window on front side board, left resilient sleeve is cased with left handle；It is upper in front side board Right handles are provided with the right side of front window, right resilient sleeve is cased with outside right handles；

What lathe hatch door was slided is located on machine tool enclosure；Lathe hatch door includes overhead bin door and front door, on a left side for front door Right both sides are provided with withstanding grooves, and the withstanding grooves of both sides coordinate with left handle 1 and right handles respectively；

Drive-connecting shaft is provided with right plate, guidance panel is articulated on drive-connecting shaft；

Described machine tool main body includes bed piece, main shaft device, feed arrangement, clamping device and cutter holder device；

Bed piece includes fulcrum bearing, regulation pin, backbar and mounting seat；Fulcrum bearing includes two, and fulcrum bearing passes through bottom Through hole on plate, provided with regulation pin in fulcrum bearing, backbar is across in two fulcrum bearings, and mounting seat is fixed on backbar； There is main spindle box installation position on backbar；Right side positioned at main spindle box installation position on backbar is provided with X direction guiding rails, X direction guiding rails It is provided with V-shaped groove；

Main shaft device includes main driving transmission system, main spindle box, main shaft, bearing and the first chuck；Main driving transmission system In the mounting seat of installation；Main spindle box is arranged on main spindle box installation position, and main spindle box includes lower house and upper shell, lower house and upper Housing is bolted, and oil pocket is formed with main spindle box, lower radiating ribs is provided with the outer surface of lower house, in upper shell Outer surface be provided with upper radiating ribs；Main shaft is arranged on main spindle box by bearing, and main shaft, which is passed through, has axle in main spindle box, main shaft To the through hole of extension, main driving transmission system drives main shaft rotation；First chuck is arranged on main shaft；

Feed arrangement, clamping device and cutter holder device are installed on bed piece.

The numerically controlled lathe of said structure, dividing plate is supported to bottom plate, top plate, front side board and back side panel, therefore, outside lathe Shell does not allow yielding, intensity height, in addition, cavity is separated into two small cavitys by dividing plate, one of them small cavity connects with operation window Logical, main shaft device is respectively positioned in dividing plate in addition to the first chuck, therefore, improves security performance.

Lathe hatch door is located between the handle of left and right.If desired for lathe hatch door is opened, lathe hatch door is moved to the left, works as lathe Hatch door move to the left left handle snap onto left side withstanding grooves when, lathe hatch door stop motion now can supporting by left side Retaining groove carries out left and right to lathe hatch door and positioned up and down, further, since there is provided left resilient sleeve, therefore, has to lathe hatch door Cushioning effect, can preferably protect lathe hatch door.If desired for lathe hatch door is closed, lathe hatch door is moved right, when lathe cabin Door move right right handles snap onto right side withstanding grooves when, lathe hatch door stop motion, realize close, can now pass through a left side The withstanding grooves of side carry out left and right to lathe hatch door and positioned up and down, further, since there is provided right resilient sleeve, therefore, to lathe cabin Door has cushioning effect, can preferably protect lathe hatch door.

When processing workpiece, workpiece is clamped on the first chuck, and main driving transmission system drives main shaft rotation, main shaft Rotating speed is adjusted according to the demand of processing by main driving transmission system, when the rotating speed of main shaft is larger, can be produced in main spindle box More heat, a heat part for generation is delivered on main spindle box by lubricating oil, because main spindle box is exposed outside, Er Qieshe Upper radiating ribs, lower radiating ribs are put, therefore, the area of radiating is big, is conducive to quick heat radiating, when main shaft rotates, easily in insertion Form distinguished and admirable in hole, the heat of another part is delivered in through hole through main shaft, pass through distinguished and admirable radiating, therefore, above-mentioned main shaft dress It is perfect heat-dissipating to put, and can preferably protect main shaft, bearing etc..

Further, in the X-axis direction, the side positioned at through hole on bottom plate is fixed with angle bar by screw, passes through spiral shell Angle bar is connected by nail with fulcrum bearing；So, whole numerically controlled lathe is supported indeed through the fulcrum bearing of machine tool main body, without Machine tool enclosure is wanted to support, in terms of stress, machine tool main body is supported by its own, without by machine tool enclosure supporting so that The supporting stabilizer of whole numerically controlled lathe is good.Upper slide rail is provided with top plate, top shoe is provided with the T extended along X-direction Shape groove, preceding slide rail is provided with front side board positioned at the lower section of front window, and preceding slide rail is provided with the T-slot extended along X-direction； The bottom surface of overhead bin door is provided with upper rail, and what upper rail was slided is located in the T-slot of slide rail；Set on the medial surface of front door There is fromer rail, what fromer rail was slided is located in the T-slot of preceding slide rail；Left plate is provided with left window, is hinged with left window Maintenance door；On left plate left air vent is provided with positioned at the lower section of maintenance door；It is provided with right window, right window and sets on right plate There is transparent panel, be easy to observation；Right air vent is provided with positioned at the lower section of right window on right plate, left and right air vent is set, easily Convection current is formed in machine tool enclosure, the rear positioned at right air vent on right plate cuts out expects pipe provided with iron；Iron cut out expects pipe from Right plate is extended laterally to retread to upwardly extend and finally extended laterally, and is easy to discharge iron filings.

Further, forward support, described front support are provided with positioned at the right side of dividing plate on the middle part inwall of front side board Part includes front support plate and preceding guide plate, and front support plate upwardly extends from bottom plate, preceding guide plate from front support plate upwards and forward It is connected after extending obliquely out with front side board；The structure, on the one hand can improve the bearing strength to front side board, on the other hand, in processing During generation, preceding guide plate has guide effect to iron filings, is easy to iron filings to focus in bottom plate, and expects pipe discharge is cut out from iron. Rear carrier is provided with positioned at the right side of dividing plate on the middle part inwall of back side panel, described rear carrier includes rear support plate leads with after To plate, rear support plate is upwardly extended from bottom plate, rear deflector from rear support plate upwards and backward extend obliquely out after with back side panel company Connect, the structure, on the one hand can improve the bearing strength to back side panel, on the other hand, when processing generation, rear deflector is to iron filings With guide effect, it is easy to iron filings to focus in bottom plate, expects pipe discharge is cut out from iron.

Further, the observation window of more than two is provided with front door, transparent window assembly is provided with observation window；It is described Transparent window assembly include framework and the safety glass that is located in framework；At the edge of observation window provided with flange is kept out, in front deck The back side of door is located at the grip slipper for being surrounded by more than four of observation window, by operating grip slipper to pacify installation and dismantling easily and fast Observation window is unloaded, also allows for changing.

Further, backbar includes longeron, crossbeam, and longeron includes two, more than two are connected between two longerons Crossbeam, the upper surface of crossbeam is to have gap between V-arrangement face, adjacent crossbeam；So not only strength and stiffness energy of backbar It is guaranteed, and the relative mitigation of weight, when processing workpiece, produced part iron filings are dropped on V-arrangement face, part iron filings Fallen from gap, V-arrangement has guide effect in face of iron filings, allows iron filings to focus on the middle part of beam surface upper, be easy to concentrate and clear up. Below longeron diagonal brace section is formed from two ends to middle first horizontal-extending formation first level extension and then extension obliquely most It is horizontal-extending afterwards to form second horizontal-extending section；The longeron of this structure, its anti-bending strength is preferable, and pre- at the middle part of longeron Certain space is stayed.The connecting seat stretched out is provided with the first level extension of longeron, connecting seat is bolt-connected to In fulcrum bearing, connecting seat inwardly extends to the middle part of diagonal brace section beyond fulcrum bearing；Thus relative to Cantilever Beams are formd, improve To the bearing strength of backbar.A crossbeam, crossbeam and supporting above fulcrum bearing are provided with the top of each fulcrum bearing There is gap between seat.Can thus avoid backbar and fulcrum bearing be gross area rigid contact there is provided certain damping Space, when processing part, the vibration that cutting is produced is eased between backbar and fulcrum bearing, reduces fulcrum bearing to base The impact of seat.

Further, described main driving transmission system includes main servo motor, drive pulley, driven pulley and skin Band；Main servo motor is bolted in mounting seat, and drive pulley is arranged on the output shaft of main servo motor, driven Belt pulley is arranged on main shaft, and belt is provided between drive pulley and driven pulley.The main driving transmission system will be dynamic Power is directly delivered on the first chuck by main shaft, once stuck phenomenon occurs in the first chuck, belt can be relative to belt pulley Skid, the driving force of main servo motor will not or be seldom delivered on main shaft, play protection main servo motor, main shaft and the first card The effect of disk.

Further, described lower house includes bottom plate and lower side panel；Stretch out in the periphery of bottom plate provided with lower flange, The flange stretched out is provided with the upper end of lower side panel；Lower radiating ribs are provided with the outer surface of front and rear lower side panel；In left and right Lower side panel on be respectively equipped with lower semi-circular hole, be respectively equipped with the lateral surface of left and right lower side panel coaxial with lower semi-circular hole Lower half annulus, end cap by screw be installed to above and below in semicircular ring, therefore, its intensity is high.Under being located on the lower side panel of left and right Lower web plate is provided between semicircular ring and lower flange, to improve intensity；Described upper shell includes top plate and epipleural；In epipleural Lower edge stretch out provided with upper flange；Side flange is extended with to the left and to the right respectively at left and right epipleural edge；In top plate Convex tendon of the middle part provided with left and right arrangement, the upper radiating from the extension of convex tendon upward flange is provided with top plate and front and rear epipleural Muscle；Upper half circular hole, upper half circular hole and lower half circular hole formation mounting hole are respectively equipped with the epipleural of left and right；Upside in left and right The upper half annulus with upper half circular hole coaxial is respectively equipped with plate；Upper gusset is provided between side convex tendon and upper half annulus；In convex tendon It is provided with suspension ring；Lower flange is arranged on main spindle box installation position by bolt, and upper flange and flange are bolted；Upper Diaphragm seal is clamped between flange and flange, sealing property is improved；Bearing is installed in mounting hole, the end axle of main shaft is passed through Bearing, main shaft is supported by bearing；End cap is installed on main spindle box, described end cap includes cover plate and positioning sleeve, positioning sleeve It is located at the side of cover plate；Cover plate is bolted on upper half annulus and lower half annulus, positioning sleeve be inserted into mounting hole and It is enclosed on the axle of end, there is space between positioning sleeve and mounting hole, is located on the axle of end in space and is provided with sealing ring, play sealedly Effect, prevents oil leakage.

Further, described clamping device includes clamping drive system, clamping sliding seat, Holding seat, the second servo Motor, the second chuck and protective cover；Clamp drive system to be arranged on bed piece, what clamping sliding seat was slided is located at guide X On rail, clamping drive system driving clamping sliding seat is slided, and Holding seat is arranged on clamping sliding seat, the second servomotor peace On Holding seat, the second chuck is arranged on the output shaft of the second servomotor, and protective cover is located at the second servomotor On, play a part of protecting the second servomotor.

Further, cutter holder device includes cross slide, longitudinal slide, the 4th servomotor and knife rest；Cross slide is slided Dynamic sets on X direction guiding rails, feed arrangement driving cross slide；Described longitudinal slide includes longitudinal sliding block and installed in longitudinal cunning Motor cabinet on block, what longitudinal sliding block was slided is located on cross slide, and the 4th servomotor is arranged in motor cabinet, and knife rest is installed The 4th servomotor output shaft on.

Further, there is accommodating cavity, one end of accommodating cavity has circular open, set in the bottom of accommodating cavity in motor cabinet There is mounting platform, step surface is formed between mounting platform and circular open；4th servomotor is arranged on mounting platform and position In in accommodating cavity；Terminal pad is connected with the output shaft of the 4th servomotor, described terminal pad includes disk body and is located at disk The connecting rod of body one end, connecting rod has jack, and the output shaft of the 4th servomotor is inserted into jack, and disk body is located at opening It is interior；Knife rest includes knife rest plate and the connecting pole being located on knife rest plate and the locating dowel being located on connecting pole, and the diameter of locating dowel is small In the diameter of connecting pole, locating dowel is connected by bolt with disk body, and locating dowel is located in opening, and the end face of connecting pole is located at motor The left side of seat.Before machining is carried out, by Cutting tool installation manner on knife rest plate, when chip is processed, cutter can be by larger Cutting force, locating dowel is extend into opening, then the power that cutter is subject to is delivered on motor cabinet through knife rest, and master is born by motor cabinet The chip power wanted, cutting force is born without the 4th servomotor, as long as the 4th servomotor is responsible for transmission revolving force, Therefore, it is effectively protected the 4th servomotor.

Brief description of the drawings

Fig. 1 is the stereogram of numerically controlled lathe.

Fig. 2 is the exploded view of numerically controlled lathe.

Fig. 3 is the stereogram of machine tool enclosure.

Fig. 4 is the stereogram at another visual angle of machine tool enclosure.

Fig. 5 is the top view of machine tool enclosure.

Fig. 6 is A-A sectional views in Fig. 5.

Fig. 7 is B-B sectional views in Fig. 5.

Fig. 8 is C-C sectional views in Fig. 5.

Fig. 9 is the stereogram of lathe hatch door.

Figure 10 is the schematic diagram of observation window.

Figure 11 is the schematic diagram of front door.

Figure 12 is the stereogram of grip slipper.

Figure 13 is the stereogram at another visual angle of grip slipper.

Figure 14 is the exploded view of grip slipper.

Figure 15 is the exploded view at another visual angle of grip slipper.

Figure 16 is the sectional view of grip slipper.

Figure 17 is the stereogram of machine tool main body.

Figure 18 is the exploded view of machine tool main body.

Figure 19 is the stereogram of bed piece.

Figure 20 is the top view of machine tool main body.

Figure 21 is D-D sectional views in Figure 20.

Figure 22 is E-E sectional views in Figure 20.

The stereogram of transmission system is driven based on Figure 23.

The exploded view of transmission system is driven based on Figure 24.

Figure 25 is the stereogram of feed arrangement, clamping device and cutter holder device.

Figure 26 is the exploded view of feed arrangement, clamping device and cutter holder device.

Figure 27 is the stereogram of motor cabinet.

Embodiment

The utility model is further elaborated with reference to the accompanying drawings and detailed description.

As depicted in figs. 1 and 2, numerically controlled lathe includes machine tool enclosure 1, lathe hatch door 2, guidance panel 3 and machine tool main body 4.

As shown in Figures 3 to 8, machine tool enclosure 1 includes bottom plate 11, top plate 12, left plate 13, right plate 14, front side board 15 With back side panel 16 and dividing plate 17.Bottom plate 11, top plate 12, left plate 13, right plate 14, front side board 15 and back side panel 16 are sequentially connected Internally form cavity.Dividing plate 17 is located in cavity.

The through hole 111 that bottom plate 11 is passed through provided with two for the fulcrum bearing of bed piece.In the X-axis direction, in bottom plate 11 The upper side positioned at through hole 111 is fixed with angle bar 112 by screw.

It is located on top plate 12 on the right side of dividing plate and is provided with window 121.Upper slide rail 122, top shoe 122 are provided with top plate 12 Provided with the T-slot 123 extended along X-direction.

Left plate 13 is provided with left window, and maintenance door 131 is hinged with left window.It is located at maintenance door on left plate 13 131 lower section is provided with left air vent 132.

Right window is provided with right plate 14, right window is provided with transparent panel 141.It is located on right plate under right window Side is provided with right air vent 142, and the rear positioned at right air vent 142 on right plate 14 cuts out expects pipe 143 provided with iron.Left air vent 132 and right air vent 142 form convection current in the X-axis direction.Iron, which cuts out expects pipe 143 and extends laterally to retread from right plate, to be upwardly extended Finally extend laterally.

Front window 151 is provided with front side board 15, front window 151 and upper window 121 communicate to form operation window.It is located on front side board 15 The left side of front window is provided with left handle 152, and left resilient sleeve is cased with left handle 152（It is not shown）, play a part of buffering；Preceding Right handles 153 are provided with positioned at the right side of front window on side plate 15, right resilient sleeve is cased with outside right handles 153（It is not shown）, play slow The effect of punching.Preceding slide rail 154 is provided with positioned at the lower section of front window 151 on front side board 15, preceding slide rail 154 is provided with along X-axis side To the T-slot 155 of extension.

Back side panel 16 is provided with rear hatch, and rear hatch is provided with electrical equipment lid 161, and electrical equipment lid 161 is provided with back vents 162。

Dividing plate 17 is located at the left side of operation window.Through hole 171 is provided with dividing plate 17, groove 172 is provided with dividing plate 171. Described dividing plate 171 is supported to bottom plate 11, top plate 12, front side board 15 and back side panel 16, therefore, and machine tool enclosure 1 is not easy Deformation, intensity is high, in addition, cavity is separated into two small cavitys by dividing plate 17, one of them small cavity is connected with operation window.

As shown in fig. 7, forward support 18 is provided with positioned at the right side of dividing plate 17 on the middle part inwall of front side board 15, it is described Forward support 18 includes front support plate 181 and preceding guide plate 182, and front support plate 181 is upwardly extended from bottom plate 11, preceding guide plate 182 from front support plate 181 upwards and forward extend obliquely out after be connected with front side board, the structure, one side can improve to front side board Bearing strength, on the other hand, process produce when, preceding guide plate 182 has guide effect to iron filings, is easy to iron filings to concentrate Into bottom plate, cut out expects pipe 143 from iron and discharge.

On the middle part inwall of back side panel 16 rear carrier 19, described rear carrier 19 are provided with positioned at the right side of dividing plate 16 Including rear support plate 191 and rear deflector 192, rear support plate 191 is upwardly extended from bottom plate 11, and rear deflector 192 is from rear support Plate 191 is connected with back side panel upwards and after extending obliquely out backward, the structure, on the one hand can improve the bearing strength to back side panel, On the other hand, when processing generation, rear deflector 192 has guide effect to iron filings, is easy to iron filings to focus in bottom plate, from Iron cuts out expects pipe 143 and discharged.

As shown in figure 9, lathe hatch door 2 includes overhead bin door 21 and front door 22.Overhead bin door 21 and front door 22 are connected.Lathe Hatch door 2 is used to block operation window, when processing workpiece, prevents coolant, iron are cut from spilling, while can also prevent when processing workpiece Operating personnel enter in machine tool enclosure that there is provided security performance.

The observation window of more than two is provided with front door 22, transparent window assembly 23 is provided with observation window.Such as Figure 10 institutes Show, the safety glass 232 that described transparent window assembly 23 includes framework 231 and is located in framework 231.Set at the edge of observation window Flange is kept out, is located at the grip slipper 30 for being surrounded by more than four of observation window at the back side of front door 22.

As shown in Figure 12 to Figure 16, described grip slipper 30 includes pedestal 31, sliding block 32, elastic component 33, the and of actuator 34 Deck 35.

The bottom of pedestal 31 has a flange 311, and flange 311 is provided with waist-shaped hole 3111, by through waist-shaped hole 3111 Pedestal 31 is fixed on front door 22 by screw, due to being provided with waist-shaped hole 3111, therefore, the installation of convenient regulation grip slipper Position.Pedestal 31 is provided with chute 312, and one end of chute 312 has an opening, the other end be provided with closed, pedestal 31 from The accommodating cavity 314 of bottom up extension, is communicated with the groove 315 of accommodating cavity 314 and chute 312 on pedestal 31.In pedestal 31 opposite sides are provided with the second groove 316, and the second groove leads directly to bottom.

Sliding block 32 includes slider body 321 and snap fit 322, and one end of slider body 321 is extend into chute 312, in cunning One end end of block body 321 is provided with positioning hole, and slider body 321 is provided with driver slot 323, and snap fit 322 is located at slider body 321 other end and upwardly extend, the lateral surface of snap fit 322 is arc.

Described elastic component 33 is spring, and one end of spring is extend into positioning hole, and the other end of spring withstands on chute On inwall.

Described actuator 34 includes driving and hooks 341, linking arm 342 and pressing plate 343, and driving hooks 341 from linking arm 342 One end is upwardly extended, and is extended obliquely out upwards after the self-driven hook 341 of linking arm 342 is horizontal-extending, pressing plate 343 is connected to linking arm 342 other end, is provided with bearing pin 344 on actuator 34；Anti-slip veins are provided with pressing plate 343, anti-skidding effect is played.

Deck 35 is located in accommodating cavity 314, and deck 35 includes bottom plate 351 and the side plate 352 being located on bottom plate 351, side plate 352 include being formed with the first groove 353 between two pieces, biside plate 352, and hinged groove 3521 is provided with side plate 352, is set on bottom plate There is escape groove corresponding with the second groove location；Second groove 316 is communicated with the first groove 353, and the first groove 353 is communicated with groove 315, even The one end for connecing arm 342 is located in the first groove 353 and the second groove 316, and driving hooks 341 and extend into through groove 315 in driver slot 323, Bearing pin 344 is located in hinged groove 3521, and the other end of linking arm 342 stretches out pedestal 31.Set between side plate 352 and bottom plate 351 There is gusset 353, the lateral surface of gusset 353 is concordant with the side of bottom plate, so, and gusset 353 can be allowed to be contacted with the inwall of accommodating cavity, The installation of deck is more firmly, reliably.Guiding surface, in installed cassette 35, guiding surface are provided with the upper end of gusset 353 Guiding can be played a part of, facilitate installed cassette 35.

Using the transparent window assembly 23 of installation and removal easily and fast of grip slipper 30 of said structure, specific process is： Transparent window assembly 23 is installed if desired, pressing plate 343 is first pressed downward, linking arm 342 and driving hook 341 under the effect of the pressure around Bearing pin 344 to rotate, extend into because driving hooks 341 in driver slot 323, accordingly, it is capable to overcome elastic component 33 with movable slider 32 Elastic force linear motion, allow snap fit 322 towards the direction of pedestal 31 move, transparency window group is installed into observation window along snap fit 322 Part 23, transparent window assembly 23 is kept out by keeping out flange, then unclamps pressing plate 343, and sliding block 32 resets in the presence of elastic component 33, Allow sliding block 32 to suppress transparent window assembly 23, so can be achieved with the Fast Installation of transparent window assembly.

Transparent window assembly is such as dismantled, pressing plate 343 is pressed downward, sliding block 32 overcomes the elastic force of elastic component to be transported to the direction of pedestal 31 Dynamic, compacting of the contact snap fit to transparent window assembly disassembles transparent window assembly, therefore, convenient disassembly, quick, can realize Quickly maintenance.

As shown in figures 9 and 11, handle 24 is provided with front door 22.Withstanding grooves are provided with the left and right sides of front door 22 221, the withstanding grooves of both sides coordinate with left handle 152 and right handles 153 respectively.Upper rail 25 is provided with the bottom surface of overhead bin door, What upper rail was slided is located in the T-slot of slide rail；Fromer rail 26 is provided with the medial surface of front door, what fromer rail was slided sets In the T-slot of preceding slide rail.

Lathe hatch door 2 is located between the handle of left and right.If desired for opening lathe hatch door 2, hand-held handle 24, by lathe hatch door 2 It is moved to the left, in the process, upper fromer rail is being gone forward to move on slide rail respectively, and guiding is played a part of to lathe hatch door 2, when Lathe hatch door 2 move to the left left handle 152 snap onto left side withstanding grooves 221 when, the stop motion of lathe hatch door 2 now may be used Left and right is carried out to lathe hatch door by the withstanding grooves 221 in left side and is positioned up and down, further, since there is provided left resilient sleeve, therefore, There is cushioning effect to lathe hatch door 2, lathe hatch door 2 can be preferably protected.If desired for close lathe hatch door 2, hand-held handle 24, Lathe hatch door 2 is moved right, in the process, upper fromer rail is being gone forward to move on slide rail respectively, and lathe hatch door 2 is played and led To effect, when lathe hatch door 2 move to the left right handles 153 snap onto right side withstanding grooves 221 when, lathe hatch door 2 stops Motion, realizes the closing of operation window, now left and right can be carried out to lathe hatch door by the withstanding grooves 221 in left side and positioned up and down, Further, since there is provided right resilient sleeve, therefore, has cushioning effect to lathe hatch door 2, can preferably protect lathe hatch door 2.

As shown in figure 3, being provided with drive-connecting shaft 300 on right plate 14, guidance panel 3 is articulated on drive-connecting shaft 300.

As shown in Figure 17 to Figure 18, described machine tool main body 4 include bed piece 41, main shaft device 42, feed arrangement 43, Clamping device 44 and cutter holder device 45.

As shown in Figure 18 and Figure 19, bed piece 41 includes fulcrum bearing 411, regulation pin 412, backbar 413 and mounting seat 414。

Fulcrum bearing 411 is two, and regulation pin 412 is arranged on the bottom of fulcrum bearing 411, can be reached by adjusting regulation pin 412 To the purpose of adjustment numerically controlled lathe level.Fulcrum bearing 411 passes through through hole 111, is connected angle bar 112 with fulcrum bearing 412 by screw Pick up and, so, whole numerically controlled lathe is supported indeed through the fulcrum bearing 411 of machine tool main body 4, without machine tool enclosure Supporting, in terms of stress, machine tool main body 4 is supported by its own, without being supported by machine tool enclosure 1 so that whole numerical control The supporting stabilizer of lathe is good.

Backbar 413 includes longeron 4131, crossbeam 4132, and longeron 4131 includes two, is connected between two longerons 4131 There is a crossbeam 4132 of more than two, the upper surface of crossbeam is to have gap between V-arrangement face, adjacent crossbeam, so not only backbar Strength and stiffness can be guaranteed, and weight is relative mitigates, and when processing workpiece, produced part iron filings drop into V On shape face, part iron filings are fallen from gap, and V-arrangement has guide effect in face of iron filings, allows iron filings to focus in beam surface upper Portion, is easy to concentrate and clears up.It is then oblique from two ends to middle first horizontal-extending formation first level extension below longeron 4131 Upwardly extend and to form diagonal brace section final level and extend to form second horizontal-extending section, the longeron of this structure, its anti-bending strength compared with It is good, and reserved certain space at the middle part of longeron.The connecting seat stretched out is provided with the first level extension of longeron 4133, connecting seat 4133 is bolt-connected in fulcrum bearing 411, in order to improve the bearing strength to backbar, connecting seat 4133 inwardly extend to the middle part of diagonal brace section beyond fulcrum bearing, thus equivalent to Cantilever Beams are formd, improve to backbar Bearing strength.

A crossbeam 4132, crossbeam 4132 and fulcrum bearing above fulcrum bearing are provided with the top of each fulcrum bearing 411 Have gap 40 between 411, can thus avoid backbar and fulcrum bearing be gross area rigid contact there is provided certain subtract Space is shaken, when processing part, the vibration that cutting is produced is eased between backbar and fulcrum bearing, reduces fulcrum bearing pair The impact of pedestal.

There is main spindle box installation position 4134 on longeron 4131.It is located on longeron 4131 on the right side of main spindle box installation position and sets There are X direction guiding rails 4135, X direction guiding rails 4135 are provided with V-shaped groove.

Mounting seat 414 includes L-shaped supporting seat 4141 and fagging 4142, and L-shaped supporting seat 4141 is fixed therein a fulcrum bearing On, fagging 4142 is welded on L-shaped supporting seat 4141, improves bearing strength.

As shown in Figure 17, Figure 18, Figure 20 and Figure 21, main shaft device 42 include it is main driving transmission system 421, main spindle box 422, Main shaft 423, sleeve 424, bearing 425, the chuck 427 of end cap 426 and first.

As shown in Figure 18, Figure 23 and Figure 24, described main driving transmission system 421 includes main servo motor 4211, active Belt pulley 4212, driven pulley 4213 and belt 4214.Main servo motor 4211 is bolted in mounting seat 414, Drive pulley 4212 is arranged on the output shaft of main servo motor 4211, and driven pulley 4213 is arranged on main shaft 423, Belt 4214 is provided between drive pulley 4212 and driven pulley 4213.The main driving transmission system 421 passes through power Main shaft 423 is directly delivered on the first chuck 427, once stuck phenomenon occurs in the first chuck 427, belt can be relative to belt Wheel is skidded, and the driving force of main servo motor 4211 will not or be seldom delivered on main shaft 423, plays protection main servo motor 4211st, the effect of the chuck 427 of main shaft 423 and first.

As shown in Figure 18, Figure 20 to Figure 24, described main spindle box 422 includes lower house 4221 and upper shell 4221.

Described lower house 4221 includes bottom plate 42211 and lower side panel 42212.The bottom surface of bottom plate 42211 is provided with groove 42213, stretch out in the periphery of bottom plate 42211 provided with lower flange 42214, in the upper end of lower side panel provided with stretching out Flange 42215.Lower radiating ribs 42216 are provided with the outer surface of front and rear lower side panel.Under being respectively equipped with the lower side panel of left and right Semi-circular hole 42217, is respectively equipped with the lower half annulus 42218 coaxial with lower semi-circular hole on the lateral surface of left and right lower side panel, It is located on the lower side panel of left and right between lower half circle ring and lower flange and is provided with lower web plate 42219.

Described upper shell 4222 includes top plate 42221 and epipleural 42222.It is outside in the lower edge of epipleural 42222 Extension is provided with upper flange 42223.Side flange 42224 is extended with to the left and to the right respectively at left and right epipleural edge.In top plate Convex tendon 42225 of 42221 middle part provided with left and right arrangement, is provided with upward from convex tendon on top plate 42221 and front and rear epipleural The upper radiating ribs 422250 of flange extension.Upper half circular hole 42226 is respectively equipped with the epipleural of left and right, the epipleural in left and right On be respectively equipped with upper half annulus 42227 with upper half circular hole coaxial, upper half annulus is connected as one with upper flange.In side convex tendon with Upper gusset 42228 is provided between upper half annulus.Suspension ring 42229 are provided with convex tendon 42225.

Lower flange 42214 is arranged on main spindle box installation position 4134 by bolt, upper flange 42223 and flange 42215 It is bolted.After lower house and upper shell are connected, formed in main spindle box 422 and lubricating oil is contained in oil pocket, oil pocket.On After lower house is installed, upper half circular hole and upper half circular hole formation mounting hole.In order to improve sealing property, in upper flange and flange Between be clamped with diaphragm seal.Using the structure of upper-lower casing, main shaft, bearing, axle sleeve are easily installed.

As shown in Figure 18 and Figure 24, the described jackshaft 4231 of main shaft 423 and the end axle for being located at the two ends of jackshaft 4231 4232, the external diameter of jackshaft is more than the external diameter of end axle.There is the through hole 4233 of axial direction in main shaft 423.

Bearing 425 is installed in mounting hole, the end axle of main shaft passes through bearing 425, and main shaft 423 is supported by bearing 425. It is located on the axle 4232 of end and axle sleeve 424 is cased between jackshaft and the inner ring of bearing, axial limiting is carried out to main shaft by axle sleeve.

End cap 426 is installed on main spindle box 422, described end cap 426 includes cover plate 4261 and positioning sleeve 4262, positioning It is set in the side of cover plate.Cover plate 4261 is bolted on upper half annulus and lower half annulus, by setting upper lower half circle The fixation of ring, then end cap 426, main spindle box is also not easy crackle occur, further, since there is provided upper lower web plate, therefore, on The bonding strength of lower half annulus is high.Positioning sleeve 4262 is inserted into mounting hole and is enclosed on the axle of end, between positioning sleeve and mounting hole With space, it is located on the axle of end in space and is provided with sealing ring, prevent the oil leakage in main spindle box.

First chuck 427 is installed on main shaft.

When processing workpiece, workpiece is clamped on the first chuck 427, and main driving transmission system 421 drives main shaft 423 to revolve Turn, the rotating speed of main shaft is adjusted according to the demand of processing by main servo motor, when the rotating speed of main shaft is larger, in main spindle box 422 Interior to produce more heat, a heat part for generation is delivered on main spindle box 422 by lubricating oil, because main spindle box is exposed Outside, and be provided with upper, middle and lower flange, upper radiating ribs, lower radiating ribs, upper gusset and lower web plate, therefore, the area of radiating Greatly, be conducive to quick heat radiating, when main shaft rotates, easily form distinguished and admirable in through hole, the heat of another part is transmitted through main shaft Into through hole, by distinguished and admirable radiating, therefore, above-mentioned main shaft device is perfect heat-dissipating, can preferably protect main shaft, bearing Deng.

As shown in Figure 17, Figure 18, Figure 25 and Figure 26, described feed arrangement 43 includes the first servomotor 431, feeding silk Bar 432, feed nut 433 and first shaft coupling 434.First servomotor 431 is fixed on bed piece 41, feed screw 432 are arranged on bed piece 41 by bearing and bearing block, and feed nut 433 is engaged on feed screw, the first servo electricity The output shaft of machine is connected by first shaft coupling 434 with feed screw.

When the first servomotor works, the first servomotor drives feed screw to rotate by first shaft coupling, feeding Screw mandrel driving feed nut linear motion.

As illustrated in figs. 25 and 26, described clamping device 44 includes clamping drive system 441, clamping sliding seat 442, folder Hold base 443, the second servomotor 444, the second chuck 445 and the first protective cover 446.

Clamping drive system 441 includes the 3rd servomotor 4411, drive screw 4412, drive nut 4413, second Axle device 4414.3rd servomotor 4411 is fixed on bed piece 41, and drive screw 4412 is installed by bearing and bearing block On bed piece, drive nut 4413 is engaged in drive screw 4412, and the 3rd servomotor 4411 passes through second shaft coupling 4414 are connected with drive screw.

When 3rd servomotor works, the 3rd servomotor drives drive screw to rotate by second shaft coupling, drives silk Bar drives drive nut linear motion.

Described clamping sliding seat 442 includes sliding seat, the first connector and driving plate 4427.Sliding seat includes sliding panel 4421st, the slip bent downwards from the rear and front end of sliding panel keeps out plate 4422, keeps out what the lower end of plate extended internally from sliding Slip limiting plate 4423 and the slide rail 4424 for being located at sliding panel bottom, slide rail 4424 include upper slide rail and glidepath, and glidepath is set Provided with V-shaped groove on X direction guiding rails 4135, the lower surface of upper slide rail is supported by X direction guiding rails 4135, and slip is kept out plate 4422 and is located at The side of X direction guiding rails 4135, slip limiting plate 4423 is located on the bottom surface of X direction guiding rails 4135.

First connector includes the first fixed plate 4425 and the first connecting plate 4426, and the first fixed plate and the first connecting plate are in L-shaped, the first fixed plate 4425 is fixed on the side wall of sliding seat, and driving plate 4427 is fixed on the first connecting plate 4426, is being driven Gap is formed between the dynamic fixed plate of plate 4427 and first, drive nut is fixed in driving plate 4427.

Holding seat 443 is arranged on clamping sliding seat 442 by screw, and the second servomotor 444 is arranged on clamping bottom On seat 443, the second chuck 445 is arranged on the second servo motor output shaft, and the first protective cover 446 is located at the second servomotor On.Ventilating opening 4461 is provided with the first protective cover 446.

When 3rd servomotor works, drive screw drives drive nut linear motion, and drive nut drives driving plate 4427 motions, driving plate 4427 drives sliding seat to be moved on X direction guiding rails 4135 by the first connector.In addition, the second servo Motor can drive the second chuck to rotate.

As shown in Figure 22, Figure 25 and Figure 26, cutter holder device 45 includes cross slide 451, longitudinal slide 452, the 4th servo Motor 453 and knife rest 454.What cross slide 451 was slided is set on X direction guiding rails 4135, and feed nut is fixed on cross slide.Institute The longitudinal slide 452 stated includes longitudinal sliding block 4521 and the motor cabinet 4522 on longitudinal sliding block 4521, and longitudinal sliding block is slided Dynamic is located on cross slide.As shown in Figure 22 and Figure 27, there is accommodating cavity 4523, the one of accommodating cavity 4523 in motor cabinet 4522 End has circular open 4524, and mounting platform 4525, mounting platform 4525 and circular open are provided with the bottom of accommodating cavity 4523 Step surface 4526 is formed between 4524.

4th servomotor 453 is arranged on mounting platform 4525 and in accommodating cavity 4523.In the 4th servomotor Output shaft on be connected with terminal pad 455, described terminal pad 455 includes disk body 4551 and is located at the connection of the one end of disk body 4551 Bar 4552, connecting rod has jack, and the output shaft of the 4th servomotor is inserted into jack, and disk body 4551 is located in opening.Such as Shown in Figure 22 and Figure 26, knife rest 454 includes knife rest plate 4541 and the connecting pole 4542 being located on knife rest plate and is located on connecting pole Locating dowel 4543, the diameter of locating dowel is less than the diameter of connecting pole, and locating dowel 4543 is connected by bolt with disk body 4551, calmly Position post 4543 is located in opening, and the end face of connecting pole is located at the left side of motor cabinet.

Before machining is carried out, by Cutting tool installation manner on knife rest plate 4541, when chip is processed, cutter can be by larger Cutting force, by locating dowel extend into opening in, then the power that cutter is subject to is delivered on motor cabinet through knife rest, is born by motor cabinet Main chip power, cutting force is born without the 4th servomotor, as long as the 4th servomotor is responsible for transmission, revolving force is Can, therefore, it is effectively protected the 4th servomotor.

When the first servomotor works, feed nut drives cross slide motion, cross slide to drive longitudinal slide, the Four servomotors 453 and knife rest 454 are moved, and reach the purpose of cutting feed, and longitudinal slide is driven by zigzag tread patterns system in addition Dynamic motion, zigzag tread patterns system is made up of servomotor, screw mandrel, nut, belongs to existing drive system, in addition, the 4th servo Motor can be with movable knife rack rotation, so as to reach the purpose of automatic tool changer.

Claims (10)

1. a kind of numerically controlled lathe, including machine tool enclosure, lathe hatch door, guidance panel and machine tool main body；It is characterized in that：

Machine tool enclosure includes bottom plate, top plate, left plate, right plate, front side board and back side panel and dividing plate；Bottom plate, top plate, left side Plate, right plate, front side board and back side panel, which are connected in turn, is internally formed cavity；Dividing plate is located in cavity；Bottom plate is provided with two The through hole that fulcrum bearing for bed piece is passed through；It is located to be provided with window, front side board on the right side of dividing plate on top plate and is provided with front window, Front window and upper window are communicated to form operation window, and dividing plate is located at the left side of operation window, and through hole is provided with dividing plate, provided with logical on dividing plate Groove；Left handle is provided with positioned at the left side of front window on front side board, left resilient sleeve is cased with left handle；Before being located on front side board The right side of window is provided with right handles, and right resilient sleeve is cased with outside right handles；

What lathe hatch door was slided is located on machine tool enclosure；Lathe hatch door includes overhead bin door and front door, in the left and right two of front door Side is provided with withstanding grooves, and the withstanding grooves of both sides coordinate with left handle 1 and right handles respectively；

Drive-connecting shaft is provided with right plate, guidance panel is articulated on drive-connecting shaft；

Described machine tool main body includes bed piece, main shaft device, feed arrangement, clamping device and cutter holder device；

Bed piece includes fulcrum bearing, regulation pin, backbar and mounting seat；Fulcrum bearing includes two, and fulcrum bearing is passed through on bottom plate Through hole, provided with regulation pin in fulcrum bearing, backbar is across in two fulcrum bearings, and mounting seat is fixed on backbar；In supporting There is main spindle box installation position on beam；Right side positioned at main spindle box installation position on backbar is provided with X direction guiding rails, X direction guiding rails and set There is V-shaped groove；

Main shaft device includes main driving transmission system, main spindle box, main shaft, bearing and the first chuck；Main driving transmission system is installed Mounting seat on；Main spindle box is arranged on main spindle box installation position, and main spindle box includes lower house and upper shell, lower house and upper shell It is bolted, oil pocket is formed with main spindle box, lower radiating ribs are provided with the outer surface of lower house, in the outer of upper shell Surface is provided with upper radiating ribs；Main shaft is arranged on main spindle box by bearing, and main shaft, which passes through to have in main spindle box, main shaft, axially to be prolonged The through hole stretched, main driving transmission system drives main shaft rotation；First chuck is arranged on main shaft；

Feed arrangement, clamping device and cutter holder device are installed on bed piece.

2. numerically controlled lathe according to claim 1, it is characterised in that：In the X-axis direction, the one of through hole is located on bottom plate Side is fixed with angle bar by screw, is connected angle bar with fulcrum bearing by screw；It is provided with upper slide rail, top shoe and sets on top plate There is the T-slot extended along X-direction, preceding slide rail is provided with positioned at the lower section of front window on front side board, preceding slide rail is provided with along X The T-slot of direction of principal axis extension；Upper rail is provided with the bottom surface of overhead bin door, what upper rail was slided is located in the T-slot of slide rail； Fromer rail is provided with the medial surface of front door, what fromer rail was slided is located in the T-slot of preceding slide rail；Left plate is provided with left window Mouthful, maintenance door is hinged with left window；On left plate left air vent is provided with positioned at the lower section of maintenance door；Set on right plate There is right window, right window is provided with transparent panel；Right air vent is provided with positioned at the lower section of right window on right plate, on right plate Positioned at the rear of right air vent expects pipe is cut out provided with iron；Iron, which cuts out expects pipe and extends laterally to retread from right plate, upwardly extends last horizontal stroke To extension.

3. numerically controlled lathe according to claim 1, it is characterised in that：It is located at the right side of dividing plate on the middle part inwall of front side board Side is provided with forward support, and described forward support includes front support plate and preceding guide plate, and front support plate is upwardly extended from bottom plate, preceding Guide plate is connected upwards and with front side board from front support plate after extending obliquely out forward；It is located at dividing plate on the middle part inwall of back side panel Right side be provided with rear carrier, described rear carrier includes rear support plate and rear deflector, and rear support plate prolongs upwards from bottom plate Stretch, rear deflector is connected upwards and with back side panel from rear support plate after extending obliquely out backward.

4. numerically controlled lathe according to claim 1, it is characterised in that：The observation window of more than two is provided with front door, Transparent window assembly is provided with observation window；Described transparent window assembly includes framework and the safety glass being located in framework；Seeing The edge of window is examined provided with flange is kept out, is located at the grip slipper for being surrounded by more than four of observation window at the back side of front door.

5. numerically controlled lathe according to claim 1, it is characterised in that：Backbar includes longeron, crossbeam, and longeron includes two It is individual, the crossbeam of more than two is connected between two longerons, the upper surface of crossbeam is to have gap between V-arrangement face, adjacent crossbeam； Below longeron diagonal brace section is formed from two ends to middle first horizontal-extending formation first level extension and then extension obliquely most It is horizontal-extending afterwards to form second horizontal-extending section；The connecting seat stretched out, connection are provided with the first level extension of longeron Seat is bolt-connected in fulcrum bearing, and connecting seat inwardly extends to the middle part of diagonal brace section beyond fulcrum bearing；In each fulcrum bearing Top be provided with a crossbeam, have gap between the crossbeam and fulcrum bearing above fulcrum bearing.

6. numerically controlled lathe according to claim 1, it is characterised in that：Described main driving transmission system includes main servo electricity Machine, drive pulley, driven pulley and belt；Main servo motor is bolted in mounting seat, drive pulley peace On the output shaft of main servo motor, driven pulley is arranged on main shaft, between drive pulley and driven pulley Provided with belt.

7. numerically controlled lathe according to claim 1, it is characterised in that：Described lower house includes bottom plate and lower side panel； The periphery of bottom plate stretches out provided with lower flange, and the flange stretched out is provided with the upper end of lower side panel；In front and rear downside The outer surface of plate is provided with lower radiating ribs；Lower semi-circular hole is respectively equipped with the lower side panel of left and right, the outside of lower side panel in left and right The lower half annulus coaxial with lower semi-circular hole is respectively equipped with face, be located on the lower side panel of left and right lower half circle ring and lower flange it Between be provided with lower web plate；Described upper shell includes top plate and epipleural；Stretch out in the lower edge of epipleural provided with upper flange； Side flange is extended with to the left and to the right respectively at left and right epipleural edge；The convex tendon arranged at the middle part of top plate provided with left and right, Top plate and front and rear epipleural are provided with the upper radiating ribs from the upward flange extension of convex tendon；It is respectively equipped with the epipleural of left and right Upper half circular hole, upper half circular hole and lower half circular hole formation mounting hole；It is respectively equipped with the epipleural of left and right and upper half circular hole coaxial Upper half annulus；Upper gusset is provided between side convex tendon and upper half annulus；Suspension ring are provided with convex tendon；Lower flange is pacified by bolt On main spindle box installation position, upper flange and flange are bolted；Sealing is clamped between upper flange and flange Piece；Bearing is installed in mounting hole, the end axle of main shaft passes through bearing, and main shaft is supported by bearing；It is provided with main spindle box End cap, described end cap includes cover plate and positioning sleeve, and positioning is set in the side of cover plate；Cover plate is bolted on upper semi-circle On ring and lower half annulus, positioning sleeve is inserted into mounting hole and is enclosed on the axle of end, has space between positioning sleeve and mounting hole, Hold to be located in space on axle and be provided with sealing ring.

8. numerically controlled lathe according to claim 1, it is characterised in that：Described clamping device include clamping drive system, Clamp sliding seat, Holding seat, the second servomotor, the second chuck and protective cover；Clamp drive system and be arranged on bed piece On, what clamping sliding seat was slided is located on X direction guiding rails, and clamping drive system driving clamping sliding seat is slided, and Holding seat is installed On clamping sliding seat, the second servomotor is arranged on Holding seat, and the second chuck is arranged on the output of the second servomotor On axle, protective cover is located on the second servomotor.

9. numerically controlled lathe according to claim 1, it is characterised in that：Cutter holder device includes cross slide, longitudinal slide, the Four servomotors and knife rest；What cross slide was slided sets on X direction guiding rails, feed arrangement driving cross slide；Described longitudinal direction is sliding Seat includes longitudinal sliding block and the motor cabinet on longitudinal sliding block, and what longitudinal sliding block was slided is located on cross slide, and the 4th watches Motor is taken in motor cabinet, on the output shaft for the 4th servomotor that knife rest is installed.

10. numerically controlled lathe according to claim 9, it is characterised in that：There is accommodating cavity, one end of accommodating cavity in motor cabinet With circular open, mounting platform is provided with the bottom of accommodating cavity, step surface is formed between mounting platform and circular open；4th Servomotor is arranged on mounting platform and in accommodating cavity；Terminal pad is connected with the output shaft of the 4th servomotor, Described terminal pad includes disk body and is located at the connecting rod of disk body one end, and connecting rod has jack, the output of the 4th servomotor Axle is inserted into jack, and disk body is located in opening；Knife rest includes knife rest plate and the connecting pole being located on knife rest plate and is located at connection Locating dowel on post, the diameter of locating dowel is less than the diameter of connecting pole, and locating dowel is connected by bolt with disk body, and locating dowel is located at In opening, the end face of connecting pole is located at the left side of motor cabinet.