CN108555668B

CN108555668B - CNC machining center

Info

Publication number: CN108555668B
Application number: CN201810339972.1A
Authority: CN
Inventors: 陈壮壮; 翟德宇
Original assignee: Ganzhou Zhihai Precision Technology Co Ltd
Current assignee: Ganzhou Zhihai Precision Technology Co Ltd
Priority date: 2018-04-16
Filing date: 2018-04-16
Publication date: 2020-06-23
Anticipated expiration: 2038-04-16
Also published as: CN108555668A

Abstract

The invention belongs to the technical field of lathe equipment, and particularly relates to a CNC machining center which comprises a machine tool, a chip removal module and a classification module; the chip removal module is arranged below the chuck of the machine tool and is used for receiving cutting chips of the machine tool; the classification module is arranged below the chip removal module; the classification module is used for classifying and recycling the cutting chips pushed by the chip removal module. The cutting bits that the piece pushes away that the chip removal case was received of the material pushing block of chip removal module are pushed to the categorised incasement that the categorised module set up of lower part, through a plurality of categorised case gyrations, realize the recovery of different grade type cutting bits, improve resource utilization. The chip removal module is particularly suitable for enterprises needing to frequently replace processed products, and the chip removal module is matched with the classification module, so that the cutting waste can be classified and recovered, and the resource utilization rate is improved; meanwhile, the classification module can separate liquid contained in the cutting scraps, so that the generation of large peculiar smell is avoided, and the convenience of cutting scrap recovery is improved.

Description

CNC machining center

Technical Field

The invention belongs to the technical field of lathe equipment, and particularly relates to a CNC machining center.

Background

The numerical control lathe and the turning center are high-precision and high-efficiency automatic machine tools. The multi-station tool turret or the power tool turret is equipped, so that the machine tool has wide processing technological performance, can process complex workpieces such as linear cylinders, oblique line cylinders, circular arcs and various threads, grooves, worms and the like, has various compensation functions of linear interpolation and circular arc interpolation, and plays a good economic effect in the batch production of complex parts.

When the numerical control lathe is used, redundant materials on a blank are cut off, a large amount of cutting scraps are generated, and the scraps are not easy to treat; the sweeps of traditional numerical control lathe are handled, only set up a tray below numerical control lathe's chuck for the storage abandonment bits, treat that the sweeps accumulates and collect up more, just clear up through artifical the concentration, waste time and energy, efficiency is lower.

The technical scheme of automatic processing of lathe cutting chips also appears in the prior art, and for example, a Chinese patent with application number 2014106309983 discloses a chip cleaning device for a metal processing lathe, which comprises a groove chamber arranged on a lathe body of the lathe, wherein the groove chamber is of a cuboid structure, a sucker is fixedly arranged at the bottom of the groove chamber and is connected with a negative pressure generator through a chip cleaning pipe, one end of the negative pressure generator is provided with an air inlet, the other end of the negative pressure generator is provided with an air outlet, the negative pressure generator is connected with a steel cylinder for storing gas through an air inlet pipe at the air inlet, a pipe hole matched with the chip cleaning pipe is arranged on a shell of the negative pressure generator, a baffle is arranged at the bottom of the side wall of the pipe hole close to the air inlet, the baffle rotates by taking a baffle rotating shaft as the center, an air exhaust hole is arranged at the bottom of the side wall of the pipe hole close to the air outlet, and a filter is arranged at the air exhaust hole.

This technical scheme is only with cutting bits automatic discharge, does not design a system that cutting bits were received in classification, to some enterprises that need frequently change the processing product, because the material is different between the different parts, and these cutting waste materials generally can recycle, just need in time clear up after traditional digit control machine tool has processed a material product, seriously influences production efficiency. Meanwhile, some cutting fluid is remained in the cutting chips, and the cutting chips are separated in time to generate large peculiar smell, so that discomfort is caused to personnel, and the cutting chips are inconvenient to recycle.

Disclosure of Invention

In order to make up the defects of the prior art, the CNC machining center provided by the invention is particularly suitable for enterprises needing to frequently replace machining products, and cutting waste can be classified and recycled by matching the chip removal module with the classification module, so that the resource utilization rate is improved; meanwhile, the classification module can separate liquid contained in the cutting scraps, so that the generation of large peculiar smell is avoided, and the convenience of cutting scrap recovery is improved.

The technical scheme adopted by the invention for solving the technical problems is as follows: the CNC machining center comprises a machine tool, and the structure and the working principle of the machine tool are not innovative in the scheme and are not described again; the device also comprises a chip removal module and a classification module; the chip removal module is arranged below a chuck of the machine tool and is used for receiving cutting chips of the machine tool; the classification module is arranged below the chip removal module; the classification module is used for classifying and recycling the cutting chips pushed by the chip removal module. The cutting bits that the piece pushes away that the chip removal case was received of the material pushing block of chip removal module are pushed to the categorised incasement that the categorised module set up of lower part, through a plurality of categorised case gyrations, realize the recovery of different grade type cutting bits, improve resource utilization.

The chip removal module comprises a fixed shaft, a telescopic rod, a chip removal box, a rolling shaft, a rotating plate, a sliding groove, a material pushing block and a sliding block; a first cross beam is arranged in the middle of the machine tool; a fixed shaft vertical to the first cross beams is fixedly arranged between the two first cross beams; the end head of the fixed shaft is fixedly connected to the middle part of the first cross beam; two sides of the fixed shaft are respectively provided with a bracket vertically arranged between the two first cross beams; the telescopic rod is fixedly arranged on the bracket; the upper end of the telescopic rod is hinged to the bottom of the chip removal box; the bottom of the chip removal box is fixedly provided with a roller; the rolling shaft is rotatably arranged on the outer ring of the fixed shaft; the telescopic rod is used for enabling the chip removal box to incline around the fixed shaft; two ends of the chip removal box are rotatably provided with a rotating plate; the rotating plate can keep vertical when the chip removal box inclines to the side, and an opening is formed between the rotating plate and the chip removal box and used for discharging cutting chips; sliding grooves are formed in the side plates at two symmetrical sides of the chip removal box; the end of the material pushing block is slidably arranged in the chute through a sliding block; the cross section of the material pushing block is arranged to be triangular; the triangular structure can support part of cutting scraps when pushing materials, so that the cutting scraps cannot be stacked too thick to influence the discharging efficiency of the cutting scraps; the material pushing block slides to be used for pushing the cutting chips received in the chip removal box to one end of the chip removal box in a centralized manner; cutting chips fall into the classification module from the end of the chip removal box; through telescopic link control chip removal case to one end slope, the material pushing block is under the effect of gravity, with the cutting bits of chip removal case receipt to chip removal case one end propelling movement for the cutting bits gets into the classification incasement, realizes the automatic chip removal of lathe, improves operating personnel cleaning efficiency.

Preferably, the classification module comprises a chassis, a rotating motor, a turntable, a vibration plate, a classification box, a screen frame, a support rod and a bump; the chassis is fixedly arranged at the bottom of the machine tool through a second cross beam; a rotating motor is fixedly arranged in the middle of the chassis; the upper end of the rotating shaft of the rotating motor is fixedly connected with a turntable; the outer ring of the turntable is hinged with a group of vibrating plates; the sorting box is arranged on the upper surface of the vibrating plate through a group of springs; a screen frame is arranged in the classification box and used for separating liquid in the cutting scraps; one end of the supporting rod is fixedly connected with the lower surface of the vibrating plate; the other end of the supporting rod is rotatably provided with a rolling ball; the rolling ball is contacted with the upper surface of the chassis; a group of convex blocks are arranged on the upper surface of the chassis corresponding to the rolling path of the rolling ball; when the rolling ball passes through the surface of the bump, the support rod can enable the vibrating plate to be lifted upwards; the rotary disc is used for rotating different sorting boxes to the end of the chip removal box to receive different types of cutting chips; the classified recovery of the cutting scraps is realized; the rolling ball at the lower end of the supporting rod can enable the vibrating plate to be upwards lifted when passing through the surface of the convex block, so that the screen frame shakes to accelerate the separation of cutting fluid in the cutting scraps, and the cutting scraps can be conveniently recycled.

Preferably, two ends of the sliding groove are provided with a push rod respectively; one end of the push rod is fixedly connected with a piston; the piston is arranged in a cylinder chamber arranged at the end of the sliding chute through a spring; one side of the cylinder chamber, which corresponds to the inner wall of the chip removal box, is provided with a group of air outlet holes; the axis of the air outlet hole is inclined downwards, and the opening of the air outlet hole faces the end of the chip removal box; the air outlet is used for gathering the cutting chips to the middle part of the end of the chip removal box; through holes parallel to the axis of the push rod are formed in the push rod and the piston; the through hole is used for connecting the material pushing block and inputting airflow into the material pushing block; the material pushing block is impacted on the push rod after sliding towards one end, so that impact can be buffered on the one hand, and when the push rod is extruded on the other hand, air flow is output outwards from the air cylinder chamber and is used for gathering cutting chips towards the middle part of the end of the chip removal box through the air outlet hole, so that the cutting chips are prevented from being spilled out when falling into the classification box, and the efficiency of classified collection is improved.

Preferably, a guide plate is arranged below the air outlet; one end of the guide plate is hinged to the inner wall of the chip removal box through a torsion spring; the guide plate is used for changing the direction of the airflow sprayed out of the air outlet; when the material pushing block just starts to impact the push rod, the generated air flow is large, so that the guide plate rotates downwards greatly; the guide plate slowly rotates along with the gradual weakening of the airflow; the air flow forms a moving path from the bottom of the side plate to the middle of the end of the chip removal box, so that the cutting chips are pushed to move, and the collection efficiency of the cutting chips is improved.

Preferably, one end of the material pushing block is provided with a butt joint hole; one end of the butt joint hole is used for butt joint with a through hole arranged on the push rod; the other end of the butt joint hole is communicated with a cavity arranged in the material pushing block; the two bottom corners of the material pushing block are provided with vent holes communicated with the inner cavity of the material pushing block; the exhaust hole is used for assisting cutting scraps to fall into the classification module; the material pushing block slides towards one end and then impacts the push rod, the air cylinder chamber inputs air flow to the material pushing block, and the air flow blows outwards through the exhaust hole to push cutting chips to move, so that the collection efficiency of the cutting chips is improved.

Preferably, two bottom angles of the material pushing block are rotatably provided with a material pushing wheel; a group of elastic sheets are arranged on the outer ring of the material pushing wheel; the exhaust holes can blow the material pushing wheel to rotate, and the material pushing wheel is used for assisting the cutting scraps to fall into the classification module; the air flow blown out of the air exhaust holes drives the material pushing wheel to rotate, the cutting chips are pushed out of the chip removal box, and the discharge efficiency of the cutting chips is improved.

Preferably, the bottom plate of the screen frame is arranged into an elastic net; a group of balls are arranged between the elastic net and the bottom plate of the classification box; the ball can extrude the bottom plate of the screen frame to form a wave shape when the vibrating plate shakes; vibration board rises and falls from top to bottom under the effect of bracing piece for ball in the classification case makes a round trip to roll, extrudees the reel bottom plate and forms the wave type, loosens and rocks the cutting bits, improves the separation efficiency of liquid in the cutting bits.

Preferably, one side of the upper surface of the chassis is provided with a water receiving tank; an electromagnet is arranged in the middle of the bottom plate of the water receiving tank; a water outlet pipe is arranged on one side of the bottom of the classification box; a plugging block is slidably arranged in the lower end of the water outlet pipe; a magnet is arranged inside the plugging block; the plugging block is arranged in a cone shape, and the opening of the water outlet pipe is arranged in a cone shape corresponding to the plugging block; the blocking block is used for blocking the opening of the water outlet pipe; when one of the classification boxes rotates to the position above the water receiving box, the electromagnet is electrified to push the blocking block upwards, the opening of the water outlet pipe is opened, and liquid separated by the classification boxes is discharged; after the liquid is discharged, the water outlet pipe is sealed again by the plugging block under the action of gravity after the electromagnet is powered off; the recycling of the cutting fluid is realized.

Preferably, the conical surface of the plugging block is provided with a circle of step-shaped rubber ring; a step-shaped sealing ring is arranged on the inner wall of the opening of the water outlet pipe corresponding to the rubber ring; a bulge is arranged at the center of the horizontal surface of the rubber ring step; a first groove is formed in the center of the horizontal surface of the sealing ring step; the bulge is attached to the first groove and used for plugging the opening of the water outlet pipe; a second groove is formed in the top of the protrusion; the water outlet pipe is reclosed by the plugging block under the action of gravity, an overflowing path is increased and the leakage risk is reduced by arranging mutually-jointed steps, and meanwhile, the leakage risk is further reduced by arranging the mutually-jointed bulges and the first grooves; in the protruding extrusion first recess, the second recess that its top set up produced the deformation, formed the effect of sucking disc, improved the cohesion between two for the outlet pipe can effectually be plugged to the blocking piece, avoids the categorised case to shift out the water receiving tank top after, and other positions are scattered to liquid in the cutting bits, increase staff's the clearance degree of difficulty.

The invention has the following beneficial effects:

1. according to the invention, the chip removal module is arranged, the cutting chips received by the chip removal box are pushed into the classification boxes arranged in the lower classification module by the material pushing block of the chip removal module, and the classification modules are provided with a plurality of rotary classification boxes for classifying and receiving the cutting chips; the recovery of different types of cutting scraps is realized, and the resource utilization rate is improved.

2. According to the invention, the classification module is provided with the support rod and the convex block, and the rolling ball at the lower end of the support rod can enable the vibration plate to be lifted upwards when passing through the surface of the convex block, so that the screen frame is shaken, the cutting fluid in the cutting chips is separated out at an accelerated speed, and the cutting chips are convenient to recycle.

3. According to the invention, the push rods are arranged at the two ends of the chute of the chip removal box, the material pushing block impacts the push rods after sliding towards one end, on one hand, the impact can be buffered, on the other hand, when the push rods are extruded, the air cylinder chamber outputs air flow outwards, and the air outlet is used for gathering cutting chips towards the middle part of the end head of the chip removal box, so that the cutting chips are prevented from being spilled when falling into the classification box, and the efficiency of classification and collection is improved.

4. According to the invention, the vent holes are formed in the bottom corners of the material pushing block, the material pushing block impacts the push rod after sliding towards one end, the air cylinder chamber inputs air flow to the material pushing block, and the air flow blows outwards through the vent holes to push cutting chips to move, so that the collection efficiency of the cutting chips is improved.

5. According to the invention, the balls are placed in the classification box, when the vibration plate shakes, the balls in the classification box roll back and forth, the bottom plate of the screen frame is extruded to form a wave shape, cutting chips are loosened and shaken, and the separation efficiency of liquid in the cutting chips is improved.

6. According to the invention, the blocking block is arranged, when the classification box rotates to the position above the water receiving box, the electromagnet is electrified to push the blocking block upwards, the opening of the water outlet pipe is opened, and liquid separated by the classification box is discharged; after the liquid is discharged, the water outlet pipe is sealed again by the plugging block under the action of gravity after the electromagnet is powered off; by keeping the cutting chips dry, recovery of the cutting chips is facilitated.

Drawings

The invention will be further explained with reference to the drawings.

FIG. 1 is a front view of the present invention;

fig. 2 is a front view of the chip removal module of the present invention;

FIG. 3 is a cross-sectional view A-A of FIG. 2;

FIG. 4 is a view of the outlet and baffle configuration of the present invention;

FIG. 5 is a block diagram of a classification module of the present invention;

FIG. 6 is a view of the installation of the block of the present invention;

FIG. 7 is a view of the construction of the rubber ring and seal ring of the present invention;

in the figure: the machine tool comprises a machine tool 1, a first cross beam 11, a support 12, a second cross beam 13, a chip removal module 2, a fixed shaft 21, an expansion link 22, a chip removal box 23, a rolling shaft 24, a rotating plate 25, a sliding groove 26, a material pushing block 27, a sliding block 28, a classification module 3, a chassis 31, a rotating motor 32, a rotary disc 33, a vibration plate 34, a classification box 35, a screen frame 36, a supporting rod 37, a bump 38, a push rod 41, a piston 42, a cylinder chamber 43, an air outlet hole 44, a through hole 45, a guide plate 46, a butt joint hole 51, an air outlet hole 52, a material pushing wheel 53, an elastic net 61, a ball 62, a water receiving box 71, an electromagnet 72, a water outlet pipe 73, a blocking block 74, a rubber ring 81, a sealing ring 82.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in fig. 1 to 7, the CNC processing center of the present invention includes a machine tool 1, and the structure and the working principle of the machine tool 1 are not innovative in this case, and are not described herein again; the device also comprises a chip removal module 2 and a classification module 3; the chip removal module 2 is arranged below a chuck of the machine tool 1, and the chip removal module 2 is used for receiving cutting chips of the machine tool 1; the classification module 3 is arranged below the chip removal module 2; the classification module 3 is used for classifying and recycling the cutting chips pushed by the chip removal module 2. The cutting chips received by the chip removal box 23 are pushed into the classification box 35 arranged on the lower classification module 3 by the pushing block 27 of the chip removal module 2, and the recovery of the cutting chips of different types is realized through the rotation of the classification boxes 35, so that the resource utilization rate is improved.

The chip removal module 2 comprises a fixed shaft 21, a telescopic rod 22, a chip removal box 23, a rolling shaft 24, a rotating plate 25, a sliding groove 26, a material pushing block 27 and a sliding block 28; a first cross beam 11 is arranged in the middle of the machine tool 1; a fixed shaft 21 vertical to the first cross beam 11 is fixedly arranged between the two first cross beams 11; the end of the fixed shaft 21 is fixedly connected to the middle part of the first cross beam 11; two sides of the fixed shaft 21 are respectively provided with a bracket 12 vertically arranged between the two first cross beams 11; the bracket 12 is fixedly provided with a telescopic rod 22; the upper end of the telescopic rod 22 is hinged to the bottom of the chip removal box 23; a roller 24 is fixedly arranged in the middle of the bottom of the chip removal box 23; the roller 24 is rotatably arranged on the outer ring of the fixed shaft 21; the telescopic rod 22 is used for enabling the chip discharging box 23 to incline towards two ends around the fixed shaft 21; two ends of the chip removal box 23 are rotatably provided with a rotating plate 25; the rotating plate 25 can be kept vertical when the chip discharging box 23 inclines to the side, and an opening is formed between the rotating plate 25 and the chip discharging box 23 for discharging cutting chips; the side plates at two symmetrical sides of the chip removal box 23 are provided with sliding grooves 26; the end of the material pushing block 27 is slidably mounted in the chute 26 through a sliding block 28; the cross section of the material pushing block 27 is triangular; the triangular structure can support part of cutting scraps when pushing materials, so that the cutting scraps cannot be stacked too thick to influence the discharging efficiency of the cutting scraps; the material pushing block 27 is used for pushing the cutting chips caught in the chip discharging box 23 to one end of the chip discharging box 23 in a concentrated manner; the cutting chips fall into the classification module 3 from the end of the chip removal box 23; the telescopic rod 22 is used for controlling the chip removal box 23 to incline towards one end, and the material pushing block 27 pushes cutting chips received by the chip removal box 23 towards one end of the chip removal box 23 under the action of gravity, so that the cutting chips enter the classification box 35, automatic chip removal of the machine tool 1 is realized, and the cleaning efficiency of operators is improved.

As an embodiment of the present invention, the sorting module 3 includes a chassis 31, a rotating motor 32, a turntable 33, a vibrating plate 34, a sorting box 35, a screen frame 36, a support rod 37, and a bump 38; the chassis 31 is fixedly arranged at the bottom of the machine tool 1 through a second cross beam 13; a rotating motor 32 is fixedly arranged in the middle of the chassis 31; the upper end of the rotating shaft of the rotating motor 32 is fixedly connected with a turntable 33; a group of vibrating plates 34 are hinged on the outer ring of the turntable 33; the sorting box 35 is mounted on the upper surface of the vibrating plate 34 through a set of springs; a screen frame 36 is arranged in the classification box 35, and the screen frame 36 is used for separating liquid in the cutting scraps; one end of the supporting rod 37 is fixedly connected to the lower surface of the vibrating plate 34; the other end of the supporting rod 37 is rotatably provided with a rolling ball; the ball contacts the upper surface of the chassis 31; a group of convex blocks 38 are arranged on the upper surface of the chassis 31 corresponding to the rolling path of the rolling ball; the support rod 37 can make the vibration plate 34 raise upwards when the rolling ball passes through the surface of the convex block 38; the turntable 33 rotates to rotate different sorting boxes 35 to the end of the chip discharging box 23 for receiving different types of cutting chips; the classified recovery of the cutting scraps is realized; when the rolling ball at the lower end of the supporting rod 37 passes through the surface of the bump 38, the vibrating plate 34 can be lifted upwards, so that the screen frame 36 shakes, cutting fluid in cutting chips is separated out at an accelerated speed, and the cutting chips are convenient to recycle.

As an embodiment of the present invention, a push rod 41 is disposed at each end of the sliding groove 26; one end of the push rod 41 is fixedly connected with a piston 42; the piston 42 is arranged in a cylinder chamber 43 arranged at the end of the sliding chute 26 through a spring; one side of the cylinder chamber 43 corresponding to the inner wall of the chip removal box 23 is provided with a group of air outlet holes 44; the axis of the air outlet hole 44 is inclined downwards, and the opening of the air outlet hole 44 faces the end of the chip removal box 23; the air outlet 44 is used for gathering the cutting chips to the middle part of the end of the chip removal box 23; through holes 45 parallel to the axis of the push rod 41 are formed in the push rod 41 and the piston 42; the through hole 45 is used for connecting the material pushing block 27 and inputting air flow into the material pushing block 27; the material pushing block 27 impacts the push rod 41 after sliding towards one end, on one hand, impact can be buffered, and on the other hand, when the push rod 41 is extruded, the air cylinder chamber 43 outputs air flow outwards, and the air outlet hole 44 is used for gathering cutting chips towards the middle part of the end of the chip removal box 23, so that the cutting chips are prevented from being spilled when falling into the classification box 35, and the efficiency of classification collection is improved.

As an embodiment of the present invention, a flow guide plate 46 is arranged below the air outlet 44; one end of the guide plate 46 is hinged on the inner wall of the chip removal box 23 through a torsion spring; the guide plate 46 is used for changing the direction of the airflow sprayed out from the air outlet 44; when the material pushing block 27 just starts to impact the pushing rod 41, the generated air flow is large, so that the guide plate 46 rotates downwards greatly; as the airflow gradually weakens, the deflector 46 slowly turns around; the air flow forms a moving path from the bottom of the side plate to the middle of the end of the chip discharging box 23, so that the cutting chips are pushed to move, and the collection efficiency of the cutting chips is improved.

As an embodiment of the present invention, the material pushing block 27 is provided with a butt-joint hole 51 at one end; one end of the butt joint hole 51 is used for butt joint with a through hole 45 arranged on the push rod 41; the other end of the butt joint hole 51 is communicated with a cavity arranged in the material pushing block 27; the two bottom corners of the material pushing block 27 are provided with vent holes 52 communicated with the inner cavity of the material pushing block 27; the exhaust hole 52 is used for assisting cutting scraps to fall into the classification module 3; after the material pushing block 27 slides towards one end and impacts the pushing rod 41, the air cylinder chamber 43 inputs air flow to the material pushing block 27, and the air flow is blown outwards through the air exhaust hole 52 to push cutting chips to move, so that the collection efficiency of the cutting chips is improved.

As an embodiment of the present invention, two bottom corners of the material pushing block 27 are rotatably mounted with a material pushing wheel 53; a group of elastic sheets are arranged on the outer ring of the material pushing wheel 53; the exhaust hole 52 can blow the material pushing wheel 53 to rotate, and the material pushing wheel 53 rotates to assist cutting scraps to fall into the classification module 3; the air flow blown out of the air vent 52 drives the material pushing wheel 53 to rotate, so that the cutting chips are pushed out of the chip discharging box 23, and the discharging efficiency of the cutting chips is improved.

As an embodiment of the present invention, the bottom plate of the screen frame 36 is provided with an elastic net 61; a group of balls 62 are arranged between the elastic net 61 and the bottom plate of the sorting box 35; the ball 62 can press the bottom plate of the screen frame 36 to form a wave shape when the vibrating plate 34 shakes; the vibrating plate 34 rises and falls up and down under the action of the supporting rod 37, so that the balls 62 in the classification box 35 roll back and forth, the bottom plate of the screen frame 36 is extruded to form a wave shape, cut scraps are loosened and shaken, and the separation efficiency of liquid in the cut scraps is improved.

As an embodiment of the present invention, a water receiving tank 71 is disposed on one side of the upper surface of the chassis 31; an electromagnet 72 is arranged in the middle of the bottom plate of the water receiving tank 71; a water outlet pipe 73 is arranged on one side of the bottom of the classification box 35; a blocking block 74 is slidably arranged in the lower end of the water outlet pipe 73; a magnet is arranged inside the blocking block 74; the plugging block 74 is arranged to be tapered, and the opening of the water outlet pipe 73 is arranged to be tapered corresponding to the plugging block 74; the blocking block 74 is used for blocking the opening of the water outlet pipe 73; when one of the classification boxes 35 rotates to the position above the water receiving box 71, the electromagnet 72 is electrified to push the blocking block 74 upwards, the opening of the water outlet pipe 73 is opened, and liquid separated from the classification box 35 is discharged; after the liquid is discharged, the water outlet pipe 73 is closed again by the blocking block 74 under the action of gravity after the electromagnet 72 is powered off; the recycling of the cutting fluid is realized.

As an embodiment of the present invention, the conical surface of the plugging block 74 is provided with a stepped rubber ring 81; a step-shaped sealing ring 82 is arranged on the inner wall of the opening of the water outlet pipe 73 corresponding to the rubber ring 81; a bulge 83 is arranged at the center of the horizontal surface of the step of the rubber ring 81; a first groove 84 is formed in the center of the horizontal surface of the step of the sealing ring 82; the bulge 83 is attached to the first groove 84 to block the opening of the water outlet pipe 73; the top of the projection 83 is provided with a second groove 85; the water outlet pipe 73 is reclosed by the plugging block 74 under the action of gravity, the overflowing path is increased and the leakage risk is reduced by arranging mutually jointed steps, and meanwhile, the leakage risk is further reduced by arranging the protrusion 83 and the first groove 84 which can be mutually jointed; in protruding 83 extrudeed first recess 84, the second recess 85 that its top set up produced the deformation, formed the effect of sucking disc, improved the cohesion between two for sealing piece 74 can effectual sealing plug outlet pipe 73, avoids behind the dustbin 35 shifts out water receiving tank 71 top, and liquid scatters other positions in the cutting bits, increases staff's the clearance degree of difficulty.

When the automatic chip removal machine tool works, when a product is processed by the machine tool 1, cutting chips fall into the chip removal module 2 arranged below, the telescopic rod 22 controls the chip removal box 23 to incline towards one end, and the material pushing block 27 pushes the cutting chips received by the chip removal box 23 towards one end of the chip removal box 23 under the action of gravity, so that the cutting chips enter the lower classification box 35, the automatic chip removal of the machine tool 1 is realized, and the cleaning efficiency of operators is improved; after the material pushing block 27 slides towards one end, the material pushing block impacts the push rod 41, on one hand, impact can be buffered, on the other hand, when the push rod 41 is extruded, the air flow is output outwards from the air cylinder chamber 43, and when the material pushing block 27 just starts to impact the push rod 41, the generated air flow is large, so that the guide plate 46 rotates downwards greatly; as the airflow gradually weakens, the deflector 46 slowly turns around; the air flow forms a moving path from the bottom of the side plate to the middle part of the end of the chip removal box 23, so that the cutting chips are pushed to move, and the collection efficiency of the cutting chips is improved; when products made of other materials need to be processed, the rotary disc 33 rotates to enable different sorting boxes 35 to rotate to the end of the chip discharging box 23, and the different types of cutting chips are received; the classified recovery of the cutting scraps is realized; when the rolling ball at the lower end of the supporting rod 37 passes through the surface of the bump 38, the vibrating plate 34 can be lifted upwards, so that the screen frame 36 can rock, the cutting fluid in the cutting chips is separated at high speed, and the cutting chips are convenient to recycle; when one of the classification boxes 35 rotates to the position above the water receiving box 71, the electromagnet 72 is electrified to push the blocking block 74 upwards, the opening of the water outlet pipe 73 is opened, and liquid separated from the classification box 35 is discharged; after the liquid is discharged, the water outlet pipe 73 is closed again by the blocking block 74 under the action of gravity after the electromagnet 72 is powered off; by keeping the cutting chips dry, the recovery of the cutting chips is facilitated; the water outlet pipe 73 is reclosed to the plugging block 74 under the action of gravity, through setting up the step of laminating each other, increases and overflows the route, reduces the leakage risk, sets up the arch 83 and the first recess 84 that can laminate each other simultaneously, further reduces the leakage risk, improve equipment's stability.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A CNC machining center comprising a machine tool (1), characterized in that: the device also comprises a chip removal module (2) and a classification module (3); the chip removal module (2) is arranged below a chuck of the machine tool (1), and the chip removal module (2) is used for receiving cutting chips of the machine tool (1); the classification module (3) is arranged below the chip removal module (2); the classification module (3) is used for classifying and recycling the cutting chips pushed by the chip removal module (2); wherein,

the classification module (3) comprises a chassis (31), a rotating motor (32), a turntable (33), a vibration plate (34), a classification box (35), a screen frame (36), a support rod (37) and a bump (38); the chassis (31) is fixedly arranged at the bottom of the machine tool (1) through a second cross beam (13); a rotating motor (32) is fixedly arranged in the middle of the chassis (31); the upper end of the rotating shaft of the rotating motor (32) is fixedly connected with a turntable (33); a group of vibrating plates (34) are hinged on the outer ring of the turntable (33); the sorting box (35) is arranged on the upper surface of the vibrating plate (34) through a group of springs; a screen frame (36) is arranged in the classification box (35), and the screen frame (36) is used for separating liquid in the cutting scraps; one end of the supporting rod (37) is fixedly connected with the lower surface of the vibrating plate (34); the other end of the supporting rod (37) is rotatably provided with a rolling ball; the rolling ball is contacted with the upper surface of the chassis (31); a group of convex blocks (38) are arranged on the upper surface of the chassis (31) corresponding to the rolling path of the rolling balls; when the rolling ball passes through the surface of the lug (38), the support rod (37) can enable the vibration plate (34) to be lifted upwards;

the chip removal module (2) comprises a fixed shaft (21), a telescopic rod (22), a chip removal box (23), a rolling shaft (24), a rotating plate (25), a sliding groove (26), a material pushing block (27) and a sliding block (28); a first cross beam (11) is arranged in the middle of the machine tool (1); a fixed shaft (21) vertical to the first cross beam (11) is fixedly arranged between the two first cross beams (11); the end of the fixed shaft (21) is fixedly connected with the middle part of the first cross beam (11); two sides of the fixed shaft (21) are respectively provided with a bracket (12) which is vertically arranged between the two first cross beams (11); a telescopic rod (22) is fixedly arranged on the bracket (12); the upper end of the telescopic rod (22) is hinged to the bottom of the chip removal box (23); a roller (24) is fixedly arranged in the middle of the bottom of the chip removal box (23); the rolling shaft (24) is rotatably arranged on the outer ring of the fixed shaft (21); the telescopic rod (22) is used for enabling the chip removal box (23) to incline towards two ends around the fixed shaft (21); two ends of the chip removal box (23) are respectively and rotatably provided with a rotating plate (25); the rotating plate (25) can be kept vertical when the chip discharging box (23) inclines to the side, and an opening is formed between the rotating plate (25) and the chip discharging box (23) for discharging cutting chips; sliding grooves (26) are formed in the side plates at two symmetrical sides of the chip removal box (23); the end of the material pushing block (27) is slidably arranged in the chute (26) through a sliding block (28); the cross section of the material pushing block (27) is set to be triangular; the material pushing block (27) is used for pushing the cutting chips received in the chip discharging box (23) to one end of the chip discharging box (23) in a concentrated manner; the cutting chips fall into the classification module (3) from the end of the chip removal box (23);

the bottom plate of the screen frame (36) is provided with an elastic net (61); a group of balls (62) are arranged between the elastic net (61) and the bottom plate of the sorting box (35); the balls (62) can press the bottom plate of the screen frame (36) to form a wave shape when the vibration plate (34) shakes.

2. The CNC machining center according to claim 1, characterized in that: both ends of the sliding groove (26) are provided with a push rod (41); one end of the push rod (41) is fixedly connected with a piston (42); the piston (42) is arranged in a cylinder chamber (43) arranged at the end of the sliding chute (26) through a spring; one side of the cylinder chamber (43) corresponding to the inner wall of the chip removal box (23) is provided with a group of air outlet holes (44); the axis of the air outlet hole (44) is inclined downwards, and the opening of the air outlet hole (44) faces the end of the chip removal box (23); the air outlet (44) is used for gathering the cutting chips to the middle part of the end of the chip removal box (23); through holes (45) parallel to the axis of the push rod (41) are formed in the push rod (41) and the piston (42); the through hole (45) is used for connecting the material pushing block (27) and inputting air flow into the material pushing block (27).

3. The CNC machining center according to claim 2, characterized in that: a guide plate (46) is arranged below the air outlet (44); one end of the guide plate (46) is hinged to the inner wall of the chip removal box (23) through a torsion spring; the guide plate (46) is used for changing the direction of the airflow sprayed out from the air outlet holes (44).

4. The CNC machining center according to claim 1, characterized in that: one end of the material pushing block (27) is provided with a butt joint hole (51); one end of the butt joint hole (51) is used for butt joint with a through hole (45) arranged on the push rod (41); the other end of the butt joint hole (51) is communicated with a cavity arranged in the material pushing block (27); the two bottom corners of the material pushing block (27) are provided with vent holes (52) communicated with the inner cavity of the material pushing block (27); the exhaust hole (52) is used for assisting the cutting scraps to fall into the classification module (3).

5. The CNC machining center according to claim 4, wherein: two bottom angles of the material pushing block (27) are respectively and rotatably provided with a material pushing wheel (53); a group of elastic sheets are arranged on the outer ring of the material pushing wheel (53); the exhaust holes (52) can blow the material pushing wheel (53) to rotate, and the material pushing wheel (53) rotates to assist the cutting chips to fall into the classification module (3).

6. The CNC machining center according to claim 1, characterized in that: a water receiving tank (71) is arranged on one side of the upper surface of the chassis (31); an electromagnet (72) is arranged in the middle of the bottom plate of the water receiving tank (71); a water outlet pipe (73) is arranged on one side of the bottom of the classification box (35); a blocking block (74) is arranged in the lower end of the water outlet pipe (73) in a sliding manner; a magnet is arranged inside the blocking block (74); the plugging block (74) is arranged to be conical, and the opening of the water outlet pipe (73) is arranged to be conical corresponding to the plugging block (74); the blocking block (74) is used for blocking the opening of the water outlet pipe (73).

7. The CNC machining center according to claim 6, wherein: the conical surface of the plugging block (74) is provided with a ring of step-shaped rubber ring (81); a step-shaped sealing ring (82) is arranged on the inner wall of the opening of the water outlet pipe (73) corresponding to the rubber ring (81); a bulge (83) is arranged at the center of the horizontal surface of the step of the rubber ring (81); a first groove (84) is formed in the center of the horizontal surface of the step of the sealing ring (82); the bulge (83) is attached to the first groove (84) and used for plugging the opening of the water outlet pipe (73); and a second groove (85) is formed at the top of the protrusion (83).