CN116511966A - Tool changing equipment of machine tool - Google Patents
Tool changing equipment of machine tool Download PDFInfo
- Publication number
- CN116511966A CN116511966A CN202310713852.4A CN202310713852A CN116511966A CN 116511966 A CN116511966 A CN 116511966A CN 202310713852 A CN202310713852 A CN 202310713852A CN 116511966 A CN116511966 A CN 116511966A
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- cylinder
- cutter
- cleaning
- tool
- pushing
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- 238000004140 cleaning Methods 0.000 claims abstract description 83
- 230000006835 compression Effects 0.000 claims abstract description 36
- 238000007906 compression Methods 0.000 claims abstract description 36
- 230000007246 mechanism Effects 0.000 claims abstract description 23
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims description 15
- 238000003860 storage Methods 0.000 claims description 14
- 230000003449 preventive effect Effects 0.000 claims description 9
- 230000000903 blocking effect Effects 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 238000007599 discharging Methods 0.000 claims description 3
- 230000033001 locomotion Effects 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 11
- 238000003780 insertion Methods 0.000 description 9
- 230000037431 insertion Effects 0.000 description 9
- 238000000034 method Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 8
- 238000007789 sealing Methods 0.000 description 7
- 239000012535 impurity Substances 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 210000001520 comb Anatomy 0.000 description 1
- 239000002173 cutting fluid Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 239000010813 municipal solid waste Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/155—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling
- B23Q3/157—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling of rotary tools
- B23Q3/15713—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling of rotary tools a transfer device taking a single tool from a storage device and inserting it in a spindle
- B23Q3/1572—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling of rotary tools a transfer device taking a single tool from a storage device and inserting it in a spindle the storage device comprising rotating or circulating storing means
- B23Q3/15722—Rotary discs or drums
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q13/00—Equipment for use with tools or cutters when not in operation, e.g. protectors for storage
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cleaning In General (AREA)
Abstract
The invention relates to the technical field of machine tools, in particular to machine tool changing equipment, wherein a plurality of cutter sleeve devices are arranged on a rotary table along the circumferential direction, the cutter sleeve devices are all arranged on the rotary table in a telescopic manner along the height direction through a telescopic mechanism, a first pushing cylinder and a second pushing cylinder are arranged above the rotary table and correspond to the cutter sleeve movement path, and a cleaning device which is arranged below the rotary table and corresponds to the second pushing cylinder is arranged below the rotary table. According to the invention, the cleaning device is arranged, after the replaced cutter enters the cutter magazine, the cutter can be pushed into the cleaning device by the second pushing cylinder, the cleaning device uses the gas compressed in the gas compression module in the cutter sleeve device as a power source to drive the driving shaft to drive the cleaning brush to clean the surface of the cutter, and the oiling module is synchronously arranged to dip the cleaning brush with the antirust oil, so that the antirust oil is automatically smeared on the cutter.
Description
Technical Field
The invention relates to the technical field of machine tools, in particular to tool changing equipment of a machine tool.
Background
Some existing machine tools are provided with automatic tool changing equipment consisting of a tool magazine and a tool changing manipulator, a rotatable rotating disc is arranged in the tool magazine, a plurality of telescopic tool sleeves are arranged on a cutter disc along the circumferential direction, the rotating disc drives the tool sleeves to do circular motion when in use, when in tool changing, the rotating disc rotates, a tool to be changed moves to an entrance and an exit of the tool magazine, then the tool sleeve provided with the tool extends out of the tool magazine, after the tool changing is completed after the tool changing machine, the tool sleeves are retracted into the tool magazine, and the tool to be changed is synchronously retracted into the tool magazine. When the tool changing device is used, as the surface of the tool to be changed is inevitably left with scraps produced in the processing process in the using process, the scraps remained on the tool can fall into the tool magazine after entering the tool magazine, the mechanical structure in the tool magazine is disturbed (such as a transmission mechanism and clamping abrasion, and a sensor fails), so that a worker is required to blow the scraps remained in the tool magazine by using a high-pressure air gun regularly, and in addition, the surface oil film of the tool is lost due to the flushing of the cutting fluid, and the worker is required to detach the tool in the tool magazine regularly, and load the tool magazine with rust-preventive oil.
Disclosure of Invention
The invention aims to solve the defects that in the prior art, the chips remained on the surface of a replaced tool enter a tool magazine to cause interference to the mechanical structure of the tool magazine and the tool is required to be manually dismounted to be provided with rust preventive oil, and provides tool changing equipment of a machine tool.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the tool changing device of the machine tool comprises a rotary table, wherein a plurality of tool sleeve devices are arranged on the rotary table along the circumferential direction, the tool sleeve devices can be flexibly arranged on the rotary table along the height direction through a telescopic mechanism, a first pushing cylinder and a second pushing cylinder are arranged above the rotary table corresponding to the movement path of the tool sleeve, and a cleaning device which is arranged below the rotary table and corresponds to the second pushing cylinder is arranged below the rotary table;
the first pushing-out cylinder is used for pushing out the cutter sleeve device moving to the lower side of the first pushing-out cylinder downwards so that a cutter in the cutter sleeve device can extend out of the cutter magazine; the second pushing cylinder is used for pushing the knife sleeve device moving below the second pushing cylinder downwards, so that the knife in the knife sleeve device can be inserted into the cleaning device for cleaning.
Preferably, the knife sleeve device comprises a clamping cylinder, a clamping mechanism and a gas compression module, wherein the clamping mechanism is arranged in the clamping cylinder, the gas compression module comprises a compression cylinder and a piston disc, the top end of the clamping cylinder is fixedly provided with the compression cylinder, the piston disc is arranged in the compression cylinder in a telescopic manner through a first elastic element, a plurality of exhaust cylinders are arranged around the clamping cylinder, exhaust holes are formed in the inner wall of the exhaust cylinder, each exhaust hole is communicated with the inside of the compression cylinder through a vent pipe, and a movable valve mechanism is arranged in the exhaust cylinder and used for controlling the opening and closing states of the exhaust holes;
the piston disc is provided with a plurality of through holes in a penetrating mode, and a plurality of check valves are arranged in the through holes.
Preferably, the movable valve mechanism comprises a sealing plug and a second elastic element, and the sealing plug is telescopically arranged in the exhaust barrel through the second elastic element.
Preferably, the cleaning device comprises a connecting cylinder and a cleaning module, a plurality of cleaning modules are arranged on the inner wall of the connecting cylinder along the circumferential direction, the cleaning modules are arranged in one-to-one correspondence with the exhaust cylinder, the cleaning modules comprise an air guide cylinder, an opposite connection pipe, a driving shaft, impellers, cleaning brushes and an inlet and an outlet, the top end of the air guide cylinder is provided with the opposite connection pipe which is inserted into the exhaust cylinder, the inner wall of the air guide cylinder is provided with the inlet and the outlet, the driving shaft is rotatably arranged in the air guide cylinder, a plurality of cleaning brushes are arranged on the surface of a shaft body corresponding to the inlet and the outlet along the circumferential direction, and the impeller is coaxially and fixedly arranged on the driving shaft.
Preferably, the device further comprises an oiling module, wherein the oiling module is used for discharging the stored anti-rust oil onto the inner wall of the air guide cylinder; the oiling module comprises an oil storage tank and a suction pipe, wherein the oil storage tank is fixed on the outer wall of the air cylinder above the inlet and outlet, a plurality of suction pipes are arranged above the oil storage tank in a surrounding mode around the air cylinder, the top ends of the suction pipes penetrate through the inner wall of the air cylinder and extend into the air cylinder, and the bottom ends of the suction pipes are inserted into the oil storage tank and immersed in rust-preventive oil.
Preferably, a guide plate is fixedly arranged on the inner wall of the air guide cylinder above the inlet and outlet.
Preferably, the length of the cleaning brush in the horizontal direction is greater than the radius of the air cylinder, so that the cleaning brush entering the air cylinder can be in a bent state.
Preferably, a trash removal comb corresponding to the cleaning brush is further arranged on one side of the inlet and outlet.
The tool changing device of the machine tool has the beneficial effects that: through setting up cleaning device, after the cutter that is changing gets into in the tool magazine, can utilize the second to release the cylinder and push this cutter into cleaning device in, utilize the gaseous power supply of compressing in the gas compression module in the tool sleeve device in the cleaning device, let the drive shaft drive the cleaning brush clean the cutter surface, synchronous, still be provided with the oiling module and can let the cleaning brush dip in rust-resistant oil, with rust-resistant oil automatic smearing on the cutter.
Drawings
Fig. 1 is a schematic diagram of the overall structure of a tool changing device of a machine tool according to the present invention;
fig. 2 is a schematic structural diagram of a tool sleeve device and a cleaning device of a tool changing device of a machine tool according to the present invention after being docked;
fig. 3 is a schematic structural view of a tool sleeve device and a cleaning device of a tool changing device of a machine tool according to the present invention after separation;
fig. 4 is a schematic diagram of a cutter set device of a machine tool cutter changing device according to the present invention;
fig. 5 is a schematic diagram of the internal structure of a tool magazine device of a tool changer device of a machine tool according to the present invention;
fig. 6 is a schematic diagram of the internal structure of a cleaning device of a tool changing device of a machine tool according to the present invention;
fig. 7 is a schematic diagram of an internal structure of a tool magazine device of a tool changer for a machine tool according to the present invention after docking a cleaning device;
fig. 8 is a schematic diagram of a cleaning module structure of a tool changing device of a machine tool according to the present invention;
FIG. 9 is a schematic view of the inside of a cleaning module of a tool changing device of a machine tool according to the present invention;
fig. 10 is a schematic diagram illustrating a distribution of cleaning modules of a tool changing device of a machine tool according to the present invention;
FIG. 11 is a schematic diagram showing a cleaning module of a tool changing device of a machine tool according to the present invention;
fig. 12 is a second schematic diagram of a distribution of cleaning modules of a tool changing device of a machine tool according to the present invention;
fig. 13 is a schematic diagram showing a distribution of cleaning modules of a tool changing device of a machine tool according to the present invention.
In the figure: 1. a turntable; 2. a telescoping mechanism; 3. a knife sleeve device; 301. a clamping cylinder; 302. a clamping mechanism; 303. a compression cylinder; 304. a piston disc; 305. a first elastic element; 306. a limiting cylinder; 307. an exhaust pipe; 308. sealing the plug; 309. a second elastic element; 3010. a vent pipe; 3011. a non-return valve; 4. a cleaning device; 401. a gas cylinder; 402. an access opening; 403. a cannula; 404. an arc-shaped top plate; 405. an annular seal ring; 406. a drive shaft; 407. an impeller; 408. an oil storage tank; 409. a suction pipe; 4010. a deflector; 4011. a cleaning brush; 4012. removing impurities and combing; 4013. a connecting cylinder; 5. a second push-out cylinder; 6. a first push-out cylinder; 7. a cutter.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
Example 1
Referring to fig. 1-13, a tool changing device of a machine tool comprises a rotary table 1, a plurality of tool sleeve devices 3 are circumferentially arranged on the rotary table 1, the tool sleeve devices 3 can be telescopically arranged on the rotary table 1 along the height direction through a telescopic mechanism 2, the telescopic mechanism 2 comprises a guide rod and a return spring, the guide rod is arranged on the rotary table 1 in a penetrating manner, the guide rod is connected to the rotary table 1 through the return spring, and the guide rod is connected with the tool sleeve devices 3. A first pushing cylinder 6 and a second pushing cylinder 5 are arranged above the turntable 1 corresponding to the movement path of the knife set 3, and a cleaning device 4 is arranged below the turntable 1 corresponding to the second pushing cylinder 5; the end of the cylinder shaft of the first pushing cylinder 6 is fixedly provided with a contact disc, and the outer diameter of the contact disc is larger than the inner diameter of the compression cylinder 303, so that when the first pushing cylinder 6 pushes the cutter sleeve device 3, the contact disc can be contacted with the top end of the compression cylinder 303 and cannot be contacted with the piston disc 304 in the compression cylinder 303, and the piston disc 304 is prevented from being pushed in the process. The diameter of the end of the cylinder shaft of the second pushing cylinder 5 is smaller than the inner diameter of the compression cylinder 303, so that only the second pushing cylinder 5 can push the piston plate 304 in the compression cylinder 303 to operate the gas compression module.
The first pushing cylinder 6 is used for pushing the cutter sleeve device 3 moving below the first pushing cylinder downwards so that the cutter in the cutter sleeve device 3 can extend out of the cutter magazine; the second pushing cylinder 5 is used for pushing the knife sleeve device 3 moving below the second pushing cylinder downwards, so that the knife in the knife sleeve device 3 can be inserted into the cleaning device 4 for cleaning.
The knife sleeve device 3 comprises a clamping cylinder 301, a clamping mechanism 302 and a gas compression module, wherein the clamping mechanism 302 is arranged in the clamping cylinder 301, the clamping mechanism 302 comprises two clamping jaws, the two clamping jaws are symmetrically arranged on the clamping cylinder 301 and are connected to the same driving element, and the driving element is used for driving the two clamping jaws to synchronously move so as to clamp a knife handle of a knife. The gas compression module comprises a compression cylinder 303 and a piston disc 304, wherein the compression cylinder 303 is fixedly arranged at the top end of a clamping cylinder 301, the piston disc 304 is telescopically arranged in the compression cylinder 303 through a first elastic element 305, a plurality of exhaust cylinders 307 are arranged around the clamping cylinder 301, exhaust holes are formed in the inner wall of each exhaust cylinder 307 and are communicated with the inside of the compression cylinder 303 through a vent pipe 3010, and a movable valve mechanism is arranged in each exhaust cylinder 307 and used for controlling the opening and closing states of the exhaust holes; the lower surface of the piston plate 304 is also coaxially and fixedly provided with a limiting cylinder 306.
The piston plate 304 is provided with a plurality of through holes in a penetrating way, a plurality of check valves 3011 are arranged in the through holes, the check valves 3011 have two working states, and the first working state is as follows: when the piston disc 304 moves downward, the check valve 3011 is in a closed state; the second operating condition is that the check valve 3011 is in an open condition when the piston disc 304 is moved upwardly. By providing the check valve 3011, when the piston disc 304 compresses the air in the compression cylinder 303 downward, the check valve 3011 is in a closed state, so that the gas in the compression cylinder 303 can be compressed; after the compressed gas in the compression cylinder 303 is discharged, the pressure of the gas in the compression cylinder 303 is reduced, at this time, the piston plate 304 moves upward, the check valve 3011 opens, and the pressure inside and outside the compression cylinder 303 is balanced, so that the piston plate 304 can be automatically reset under the action of the first elastic element 305.
The movable valve mechanism comprises a sealing plug 308 and a second elastic element 309, and the sealing plug 308 is telescopically arranged in the exhaust drum 307 through the second elastic element 309. Since the vent hole is opened on the side of the vent tube 307, in a normal state, the blocking plug 308 is at the height of the vent hole, so as to block the vent hole, so that the vent hole is in a closed state, and at this time, even if the gas pressure in the compression tube 303 is increased, the acting force of the gas on the blocking plug 308 is mainly distributed along the radial direction of the vent tube 307, so that the blocking plug 308 is further pressed on the side wall of the vent tube 307, and the blocking plug 308 is difficult to move.
The cleaning device 4 comprises a connecting cylinder 4013 and cleaning modules, wherein a plurality of cleaning modules are arranged on the inner wall of the connecting cylinder 4013 along the circumferential direction, the cleaning modules are arranged in one-to-one correspondence with the exhaust cylinders 307, each cleaning module comprises an air guide cylinder 401, an opposite connection pipe, a driving shaft 406, impellers 407, cleaning brushes 4011 and an inlet and outlet 402, the top end of the air guide cylinder 401 is provided with the opposite connection pipe which is inserted into the exhaust cylinders 307, the inner wall of the air guide cylinder 401 is provided with the inlet and outlet 402, the driving shaft 406 is rotatably arranged in the air guide cylinder 401, a plurality of cleaning brushes 4011 are arranged on the surface of a shaft body, corresponding to the inlet and outlet 402, of the driving shaft 406 along the circumferential direction, and the impellers 407 are coaxially and fixedly arranged on the driving shaft 406. The butt joint pipe comprises an insertion pipe 403, an arc-shaped top plate 404 and an annular sealing ring 405, wherein the bottom end of the insertion pipe 403 is connected with the air guide cylinder 401, the arc-shaped top plate 404 is coaxially and fixedly arranged at the top end of the insertion pipe 403, and a plurality of annular sealing rings 405 are coaxially sleeved and fixed on the surface of the insertion pipe 403. By providing the plurality of ring-shaped seal rings 405, when the insertion pipe 403 is inserted into the exhaust pipe 307, the gap between the insertion pipe 403 and the exhaust pipe 307 can be blocked, the air tightness can be improved, the arc-shaped top plate 404 is semicircular, and the opening side is arranged towards the exhaust hole side.
The horizontal direction length of the cleaning brush 4011 is larger than the radius of the air tube 401 so that the cleaning brush 4011 that enters into the air tube 401 can take on a curved state. As shown in fig. 11, since the cleaning brush 4011 is in a curved state in the air guide cylinder 401, the cleaning brush 4011 dipped with the anti-rust oil is suddenly changed from the curved state to the unfolded state in the process of gradually moving out from the inlet and outlet 402, the elastic force of the cleaning brush 4011 is suddenly released, so that the anti-rust oil dipped on the cleaning brush 4011 can be suddenly thrown towards the cutter, and the cleaning brush 4011 can be enabled to be full of the anti-rust oil on the surface of the cutter.
The inlet/outlet 402 is also provided with a foreign matter removal comb 4012 corresponding to the cleaning brush 4011. The cleaning brush 4011 is contaminated with impurities such as metal chips when cleaning the surface of the cutter; as shown in fig. 13, when the cleaning brush 4011 in the unfolded state is re-introduced into the air cylinder 401, the cleaning brush 4011 contacts with the surface of the impurity removing comb 4012, and the impurity removing comb 4012 combs out metal chips and the like mixed on the cleaning brush 4011 in the process of moving the cleaning brush 4011, and the combed chips fall out of the air cylinder 401.
Example 2
Referring to fig. 9, as another preferred embodiment of the present invention, the difference from embodiment 1 is that an oiling module for discharging the stored rust preventive oil onto the inner wall of the gas cylinder 401 is further included; the oiling module comprises an oil storage tank 408 and a suction pipe 409, the oil storage tank 408 is fixed on the outer wall of the air cylinder 401 above the inlet and outlet 402, a plurality of suction pipes 409 are arranged above the oil storage tank 408 around the air cylinder 401, the top ends of the suction pipes 409 penetrate through the inner wall of the air cylinder 401 and extend into the air cylinder 401, and the bottom ends of the suction pipes 409 are inserted into the oil storage tank 408 and immersed in rust-preventive oil. The diameter of the suction pipe 409 is about 0.5-1 mm, the small-diameter suction pipe 409 is equivalent to a capillary, so that the capillary phenomenon is more obvious, and the rust preventive oil in the oil storage tank 408 can rise higher in the suction pipe 409. The oiling module realizes automatic oiling of the rust preventive oil by utilizing the change of the atmospheric pressure in the air guide cylinder 401, has less waste of the rust preventive oil and has good smearing effect.
A baffle 4010 is fixedly installed on the inner wall of the air guide cylinder 401 above the inlet 402. The baffle 4010 is inclined towards the inlet and outlet 402, and by arranging the baffle 4010, the air flow entering the air guide cylinder 401 can be prevented from being directly blown out from the inlet and outlet 402, so that the air flow rate in the air guide cylinder 401 is increased, and the change of the air pressure is more obvious.
The overall workflow of the invention is removed:
s1, when a cutter is replaced, a rotary table 1 rotates to move a cutter sleeve device 3 provided with a required cutter to a cutter magazine access, then a first push-out cylinder 6 pushes the cutter sleeve device 3 to move downwards, so that the cutter on the cutter sleeve device 3 extends out of the cutter magazine, and then a cutter replacing manipulator performs cutter replacing operation; after the tool changing is completed, the first pushing cylinder 6 is reset, and the tool sleeve device 3 is synchronously reset under the drive of the telescopic mechanism 2, so that the tool under the change is driven to enter the tool magazine;
s2, controlling the turntable 1 to rotate again, so that the turntable 1 drives the replaced cutter to move to the position of the cleaning device 4, stopping, and pushing the cutter sleeve device 3 downwards by the second pushing cylinder 5, wherein in the process, the cylinder shaft of the second pushing cylinder 5 is firstly contacted with the piston disc 304 on the compression cylinder 303 of the cutter sleeve device 3, so that the piston disc 304 is pushed to downwards move, and the gas in the compression cylinder 303 is compressed and the pressure is increased; when the piston disc 304 moves to the lowest end, the whole knife set device 3 is pushed downwards by the second push-out cylinder 5;
s3, as shown in fig. 7, in the process that the knife sleeve device 3 moves downwards, a knife on the knife sleeve device 3 is inserted into the cleaning device 4, a plurality of insertion pipes 403 in the cleaning device 4 are inserted into the exhaust tube 307 of the knife sleeve device 3, an arc-shaped top plate 404 at the top end of each insertion pipe 403 pushes a plugging plug 308 in the exhaust tube 307 upwards, so that the plugging plug 308 does not seal an exhaust hole on the exhaust tube 307, at the moment, compressed gas in the compression tube 303 is quickly discharged into the exhaust tube 307 through a vent pipe 3010, then enters into the air guide tube 401 through the insertion pipe 403 in the exhaust tube 307, the flowing gas in the air guide tube 401 pushes an impeller 407 to rotate, and the impeller 407 drives a driving shaft 406 to rotate, as shown in fig. 11-13, the driving shaft 406 drives a plurality of cleaning brushes 4011 arranged on the driving shaft to do circular motion, so that the cleaning brushes 4011 can clean the surface of the knife in the cleaning device 4;
meanwhile, as the gas flow rate in the gas guide tube is increased, the internal pressure of the gas guide tube is reduced, and the rust preventive oil rising in the suction tube 409 in the oiling module gradually rises along the suction tube 409 under the atmospheric pressure until being discharged from the top end of the suction tube 409, and finally flows downwards along the inner wall of the gas guide tube 401, so that the cleaning brush 4011 can dip the rust preventive oil and synchronously smear the rust preventive oil on the surface of a cutter when contacting the inner wall of the gas guide tube 401 in the process of performing circular motion, and thus the oiling operation can be synchronously realized while cleaning;
s4, after the cleaning device 4 cleans the cutter, the second pushing cylinder 5 resets, the cutter sleeve device 3 resets automatically under the action of the telescopic mechanism 2, and the cutter moves out of the cleaning device 4.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (8)
1. The tool changing device of the machine tool comprises a rotary table (1), and is characterized in that a plurality of tool sleeve devices (3) are arranged on the rotary table (1) along the circumferential direction, the tool sleeve devices (3) can be telescopically arranged on the rotary table (1) along the height direction through a telescopic mechanism (2), a first pushing cylinder (6) and a second pushing cylinder (5) are arranged above the rotary table (1) and correspond to the moving path of the tool sleeve devices (3), and a cleaning device (4) which is arranged below the rotary table (1) and corresponds to the second pushing cylinder (5) are arranged below the rotary table;
the first pushing-out cylinder (6) is used for pushing out the cutter sleeve device (3) moving below the first pushing-out cylinder downwards so that a cutter in the cutter sleeve device (3) can extend out of the cutter magazine; the second pushing-out cylinder (5) is used for pushing out the cutter sleeve device (3) moving below the second pushing-out cylinder downwards, so that a cutter in the cutter sleeve device (3) can be inserted into the cleaning device (4) in a stretching mode for cleaning.
2. The tool changing device of the machine tool according to claim 1, wherein the tool sleeve device (3) comprises a clamping cylinder (301), a clamping mechanism (302) and a gas compression module, the clamping mechanism (302) is arranged in the clamping cylinder (301), the gas compression module comprises a compression cylinder (303) and a piston disc (304), the compression cylinder (303) is fixedly arranged at the top end of the clamping cylinder (301), the piston disc (304) is telescopically arranged in the compression cylinder (303) through a first elastic element (305), a plurality of exhaust cylinders (307) are arranged around the clamping cylinder (301), exhaust holes are formed in the inner wall of the exhaust cylinders (307), each exhaust hole is communicated with the inside of the compression cylinder (303) through a vent pipe (3010), and a movable valve mechanism is arranged in the exhaust cylinders (307) and used for controlling the opening and closing states of the exhaust holes;
the piston disc (304) is provided with a plurality of through holes in a penetrating way, and a plurality of check valves (3011) are arranged in the through holes.
3. The tool changing apparatus according to claim 2, wherein the movable valve mechanism includes a blocking plug (308), a second elastic member (309), and the blocking plug (308) is telescopically mounted in the exhaust drum (307) by the second elastic member (309).
4. The tool changing device for a machine tool according to any one of claims 1-3, wherein the cleaning device (4) comprises a connecting cylinder (4013) and a cleaning module, a plurality of cleaning modules are circumferentially arranged on the inner wall of the connecting cylinder (4013), the cleaning modules are in one-to-one correspondence with the exhaust cylinders (307), the cleaning modules comprise air guide cylinders (401), opposite connecting pipes, driving shafts (406), impellers (407), cleaning brushes (4011) and an inlet and outlet (402), opposite connecting pipes for being inserted into the exhaust cylinders (307) are arranged at the top ends of the air guide cylinders (401), the inlet and outlet (402) are formed in the inner wall of the air guide cylinders (401), driving shafts (406) are rotatably arranged in the air guide cylinders (401), a plurality of cleaning brushes (4011) are circumferentially arranged on the surfaces, corresponding to the inlet and outlet (402), and the impellers (407) are fixedly arranged on the driving shafts (406) in a coaxial mode.
5. The tool changing apparatus according to claim 4, further comprising an oiling module for discharging the stored rust preventive oil onto an inner wall of the gas cylinder (401); the oiling module comprises an oil storage tank (408) and a suction pipe (409), wherein the oil storage tank (408) is fixed on the outer wall of the air guide cylinder (401) above the inlet and outlet (402), a plurality of suction pipes (409) are arranged above the oil storage tank (408) around the air guide cylinder (401), the top ends of the suction pipes (409) penetrate through the inner wall of the air guide cylinder (401) and extend into the air guide cylinder (401), and the bottom ends of the suction pipes (409) are inserted into the oil storage tank (408) and are immersed in antirust oil.
6. The tool changing device according to claim 5, wherein a baffle plate (4010) is fixedly installed on the inner wall of the air cylinder (401) above the inlet (402).
7. The tool changing apparatus according to claim 4, wherein a horizontal direction length of the cleaning brush (4011) is larger than a radius of the air guide cylinder (401) so that the cleaning brush (4011) that enters into the air guide cylinder (401) can take on a curved state.
8. The tool changing apparatus according to claim 7, wherein the inlet/outlet (402) side is further provided with a foreign matter removing comb (4012) corresponding to the cleaning brush (4011).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310713852.4A CN116511966A (en) | 2023-06-16 | 2023-06-16 | Tool changing equipment of machine tool |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310713852.4A CN116511966A (en) | 2023-06-16 | 2023-06-16 | Tool changing equipment of machine tool |
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| CN116511966A true CN116511966A (en) | 2023-08-01 |
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| CN202310713852.4A Pending CN116511966A (en) | 2023-06-16 | 2023-06-16 | Tool changing equipment of machine tool |
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| CN (1) | CN116511966A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117283375A (en) * | 2023-11-20 | 2023-12-26 | 成都大学 | Automatic five-axis linkage lathe of tool changing |
| CN117862895A (en) * | 2024-03-13 | 2024-04-12 | 江苏拓邦机器人有限公司 | Horizontal gantry machining center |
-
2023
- 2023-06-16 CN CN202310713852.4A patent/CN116511966A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117283375A (en) * | 2023-11-20 | 2023-12-26 | 成都大学 | Automatic five-axis linkage lathe of tool changing |
| CN117283375B (en) * | 2023-11-20 | 2024-01-19 | 成都大学 | Automatic five-axis linkage lathe of tool changing |
| CN117862895A (en) * | 2024-03-13 | 2024-04-12 | 江苏拓邦机器人有限公司 | Horizontal gantry machining center |
| CN117862895B (en) * | 2024-03-13 | 2024-05-10 | 江苏拓邦机器人有限公司 | Horizontal gantry machining center |
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