CN112548619B - Double-station machine tool convenient for quick positioning - Google Patents

Double-station machine tool convenient for quick positioning Download PDF

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Publication number
CN112548619B
CN112548619B CN202011364801.8A CN202011364801A CN112548619B CN 112548619 B CN112548619 B CN 112548619B CN 202011364801 A CN202011364801 A CN 202011364801A CN 112548619 B CN112548619 B CN 112548619B
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rod
pipe
water pipe
water
workbench
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CN112548619A (en
Inventor
谈晨
张海胜
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Yangzhou Super Machine Tool Co ltd
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Yangzhou Super Machine Tool Co ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, 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
    • B23Q3/00Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/02Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
    • B23Q3/06Work-clamping means
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, 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
    • B23Q11/00Accessories 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
    • B23Q11/10Arrangements for cooling or lubricating tools or work
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D1/00Devices using naturally cold air or cold water

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Jigs For Machine Tools (AREA)

Abstract

The invention discloses a double-station machine tool convenient for quick positioning, which comprises a workbench, a motor, a cooling device, a water pump and an air blower, wherein the left end and the right end of the workbench are respectively welded with a mounting seat, a threaded rod is rotatably connected to a connecting strip, the inner end of an adjusting ring is hinged with an adjusting rod, the inner end of a sleeve is integrally connected with a clamping block, the lower end of the sleeve is fixedly connected with a supporting rod, the middle end of the workbench is provided with a supporting mechanism, the rear lower end of a water tank is connected with a first water pipe through a bolt, the rear upper end of the water tank is provided with a third water pipe, the right end of the water pump is connected with a second water pipe through a bolt, and the upper end of the second water pipe is connected with the right end of a first connecting pipe through a bolt. This duplex position lathe convenient to quick location is convenient for carry out quick location to two platelike work pieces simultaneously, and carries out stable support to platelike work piece easily to conveniently cool off platelike work piece, prevent to warp.

Description

Double-station machine tool convenient for quick positioning
Technical Field
The invention relates to the technical field of double-station machine tools, in particular to a double-station machine tool convenient for quick positioning.
Background
With the development of science and technology, mechanical products are applied more and more, and automatic numerical control operation is also rapidly developed, wherein machine tool machining is a common machining mode, a workpiece to be machined is placed on a machine tool, machining processes such as drilling, grinding and cutting are carried out on the workpiece, and a double-station machine tool is one of the forms of the machine tool and can clamp two groups of workpieces simultaneously.
The existing double-station machine tool convenient for quick positioning has the following defects in the using process, mainly as follows:
1. the two plate-shaped workpieces are inconvenient to be positioned quickly at the same time, so that the clamping is slow;
2. the plate-shaped workpiece is not easy to be stably supported, so that the plate-shaped workpiece is unstable during processing;
3. the plate-shaped workpiece is inconvenient to cool, so that the plate-shaped workpiece is deformed and the use is influenced, therefore, a double-station machine tool convenient for quick positioning is provided, so as to solve the problems provided in the prior art.
Disclosure of Invention
The invention aims to provide a double-station machine tool convenient for quick positioning, and aims to solve the problems that the double-station machine tool provided by the background technology is inconvenient for quick positioning of two plate-shaped workpieces at the same time, is not easy to stably support the plate-shaped workpieces, is inconvenient for cooling the plate-shaped workpieces, and is easy to deform.
In order to achieve the purpose, the invention provides the following technical scheme: a double-station machine tool convenient for quick positioning comprises a workbench, a motor, a cooling device, a water pump and an air blower, wherein the left end and the right end of the workbench are respectively welded with a mounting seat, the inner end of the mounting seat is fixedly connected with a connecting strip, a threaded rod is rotatably connected onto the connecting strip, an adjusting ring is in threaded connection with the threaded rod, the inner end of the adjusting ring is hinged with an adjusting rod, the inner end of the adjusting rod is hinged with a sleeve, the inner end of the sleeve is integrally connected with a clamping block, the lower end of the sleeve is fixedly connected with a supporting rod, the supporting rod is movably connected inside a first rail, and the first rail is arranged inside the upper end of the workbench;
the mounting seat is arranged in a left-right symmetrical mode relative to a longitudinal central axis of the workbench, the connecting strips are arranged in a front-back symmetrical mode relative to a transverse central axis of the mounting seat, the sleeve and the connecting strips form a sliding structure through the adjusting rod, and the cross section of the clamping block connected to the inner end of the sleeve is concave;
the outer end of the threaded rod is fixedly connected with a worm wheel, the lower end of the worm wheel is in contact with a bidirectional worm, and the left end of the bidirectional worm is fixedly connected with a disc;
the disc monomers are connected through a belt, and the motor is arranged on the disc at the front end;
the belt is matched with the inner end of the disc, the two-way worm single bodies form a transmission structure through the belt, the worm wheel is connected with the two-way worm in a meshed mode, and the rotating directions of the single bodies at the left end and the right end of the worm wheel are opposite;
supporting mechanism is installed to the middle-end of workstation, and the lower extreme integration of workstation is connected with the base, the water tank has been placed to the right-hand member of base, and the inside bottom of water tank installs cooling device, the back lower extreme bolted connection of water tank has first water pipe, and the upper end bolted connection of first water pipe is in the left end of first connecting pipe, the third water pipe is installed to the back upper end of water tank, and the rear end of motor installs the upper end at the water pump, the right-hand member bolted connection of water pump has the second water pipe, and the upper end bolted connection of second water pipe is at the right-hand member of first connecting pipe.
Preferably, the supporting mechanism includes mounting panel, connecting rod, installation piece, hydraulic telescoping rod, regulating block, backup pad and second track, and mounting panel fixed connection is in the bottom of base, and the upper right end of mounting panel rotates and is connected with the connecting rod, and the right-hand member of connecting rod rotates and is connected with the installation piece, and hydraulic telescoping rod is installed to the lower extreme of installation piece, and the upper end of connecting rod articulates and is connected with the regulating block, and regulating block swing joint is in the second track, and the second track is seted up inside the lower extreme of backup pad.
Preferably, the connecting rod monomers are rotatably connected, and the supporting plate and the workbench form a telescopic structure through the connecting rod.
Preferably, the adjusting blocks are symmetrically arranged in front and back directions relative to the transverse central axis of the supporting plate, the adjusting blocks and the second rail form a sliding structure, and the longitudinal section of each adjusting block is T-shaped.
Preferably, the air blower is installed on the lower side of the first connecting pipe, the rear end of the air blower is connected with the air inlet pipe through a bolt, the upper end of the air inlet pipe is connected with the second connecting pipe through a bolt, and the front end of the second connecting pipe is connected with the air blowing piece through a thread.
Preferably, the blowing pieces are arranged on the second connecting pipe at equal intervals, the air inlet pipe and the blowing pieces form a communicating structure, and the third water pipe and the first connecting pipe form a communicating structure.
Compared with the prior art, the invention has the beneficial effects that: the double-station machine tool convenient for quick positioning;
1. the clamping device is provided with a worm wheel and a sleeve, the two-way worm single bodies are enabled to rotate simultaneously due to the structural design of the two-way worm single bodies, the two-way worm is meshed with the worm wheel to enable the worm wheel to drive a threaded rod to rotate, and the sleeve and a connecting strip are structurally designed to enable an adjusting ring to slide towards the inner end of the threaded rod, so that the sleeve drives the clamping block single bodies to approach each other, the left end and the right end of a plate-shaped workpiece are clamped, and the two plate-shaped workpieces are conveniently and rapidly positioned;
2. the adjusting block and the second track are structurally designed, so that the adjusting block single bodies slide on the second track when the connecting rod rotates, the connecting rod drives the supporting plate to ascend until the upper end of the supporting plate abuts against the lower end of the plate-shaped workpiece, and the plate-shaped workpiece is easily and stably supported;
3. be equipped with first connecting pipe and the piece of blowing, the structural design of third water pipe and first connecting pipe, make the inside that cold water in the water tank got into first connecting pipe through first water pipe, the air-supply line and the structural design of the piece of blowing, make the interior wind of air-supply line blow the piece of blowing through the second connecting pipe, it installs on the second connecting pipe to blow equidistant, make on the even first connecting pipe of blowing of wind, let on the cold wind blows the plate-shaped workpiece, conveniently cool off the plate-shaped workpiece, prevent to warp.
Drawings
FIG. 1 is a schematic view of the overall front cross-sectional structure of the present invention;
FIG. 2 is a schematic structural view of the integral support mechanism of the present invention;
FIG. 3 is a schematic top view of the present invention;
FIG. 4 is a schematic diagram of a right side view of a cross-sectional structure of the blowing member and the second connecting pipe according to the present invention;
FIG. 5 is a schematic diagram of the structure of the right side view of the connection of the connecting rod and the hydraulic telescopic rod of the present invention;
FIG. 6 is a schematic view of the connection structure of the worm wheel and the bidirectional worm according to the present invention;
FIG. 7 is a schematic view of a rear view of the connection between the first water pipe and the first connection pipe according to the present invention;
fig. 8 is a schematic perspective sectional view of the second rail and the adjusting block according to the present invention.
In the figure: 1. a work table; 2. a mounting seat; 3. a connecting strip; 4. a threaded rod; 5. an adjusting ring; 6. adjusting a rod; 7. a sleeve; 8. a clamping block; 9. a worm gear; 10. a bidirectional worm; 11. a disc; 12. a belt; 13. a motor; 14. a first track; 15. a support mechanism; 1501. mounting a plate; 1502. a connecting rod; 1503. mounting blocks; 1504. a hydraulic telescopic rod; 1505. an adjusting block; 1506. a support plate; 1507. a second track; 16. a base; 17. a water tank; 18. a cooling device; 19. a first water pipe; 20. a water pump; 21. a second water pipe; 22. a first connecting pipe; 23. a third water pipe; 24. a blower; 25. an air inlet pipe; 26. a second connecting pipe; 27. a blowing member; 28. a support rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-8, the present invention provides a technical solution: a double-station machine tool convenient for quick positioning comprises a workbench 1, a mounting seat 2, a connecting strip 3, a threaded rod 4, an adjusting ring 5, an adjusting rod 6, a sleeve 7, a clamping block 8, a worm wheel 9, a bidirectional worm 10, a disc 11, a belt 12, a motor 13, a first track 14, a supporting mechanism 15, a base 16, a water tank 17, a cooling device 18, a first water pipe 19, a water pump 20, a second water pipe 21, a first connecting pipe 22, a third water pipe 23, an air blower 24, an air inlet pipe 25, a second connecting pipe 26 and a blowing piece 27, wherein the mounting seat 2 is welded at the left end and the right end of the workbench 1, the connecting strip 3 is fixedly connected at the inner end of the mounting seat 2, the threaded rod 4 is rotatably connected on the connecting strip 3, the adjusting ring 5 is in threaded connection with the threaded rod 4, the adjusting rod 6 is hinged at the inner end of the adjusting ring 5, the sleeve 7 is hinged at the inner end of the adjusting rod 6, the inner end of the sleeve 7 is integrally connected with a clamping block 8, the lower end of the sleeve 7 is fixedly connected with a supporting rod 28, the supporting rod 28 is movably connected inside the first rail 14, and the first rail 14 is arranged inside the upper end of the workbench 1;
the mounting seat 2 is arranged in a left-right symmetrical mode relative to a longitudinal central axis of the workbench 1, the connecting strips 3 are arranged in a front-back symmetrical mode relative to a transverse central axis of the mounting seat 2, the sleeve 7 and the connecting strips 3 form a sliding structure through the adjusting rod 6, and the cross section of a clamping block 8 connected to the inner end of the sleeve 7 is concave;
the outer end of the threaded rod 4 is fixedly connected with a worm wheel 9, the lower end of the worm wheel 9 is in contact with a bidirectional worm 10, and the left end of the bidirectional worm 10 is fixedly connected with a disc 11;
the single discs 11 are connected through a belt 12, and a motor 13 is arranged on the disc 11 at the front end;
the belt 12 is matched with the inner end of the disc 11, the single bidirectional worms 10 form a transmission structure through the belt 12, the worm wheel 9 is connected with the bidirectional worm 10 in a meshed mode, and the rotating directions of the single bodies at the left end and the right end of the worm wheel 9 are opposite;
a support mechanism 15 is installed at the middle end of the workbench 1, a base 16 is integrally connected to the lower end of the workbench 1, a water tank 17 is placed at the right end of the base 16, a cooling device 18 is installed at the bottom end inside the water tank 17, a first water pipe 19 is connected to the rear lower end of the water tank 17 through a bolt, the upper end of the first water pipe 19 is connected to the left end of a first connecting pipe 22 through a bolt, a third water pipe 23 is installed at the rear upper end of the water tank 17, the rear end of the motor 13 is installed at the upper end of a water pump 20, a second water pipe 21 is connected to the right end of the water pump 20 through a bolt, and the upper end of the second water pipe 21 is connected to the right end of the first connecting pipe 22 through a bolt;
the air blower 24 is installed on the lower side of the first connecting pipe 22, the rear end of the air blower 24 is bolted with the air inlet pipe 25, the upper end of the air inlet pipe 25 is bolted with the second connecting pipe 26, the front end of the second connecting pipe 26 is in threaded connection with the air blowing piece 27, the air blowing pieces 27 are arranged on the second connecting pipe 26 at equal intervals, the air inlet pipe 25 and the air blowing piece 27 form a communicating structure, the third water pipe 23 and the first connecting pipe 22 form a communicating structure, the air blowing piece 27 can be detached and replaced, the air blowing piece 27 is uniformly arranged at the front end of the second connecting pipe 26, air in the air inlet pipe 25 enters the air blowing piece 27 through the second connecting pipe 26, and cold water in the water tank 17 enters the first connecting pipe 22 through the first water pipe 19;
the supporting mechanism 15 comprises a mounting plate 1501, a connecting rod 1502, a mounting block 1503, a hydraulic telescopic rod 1504, an adjusting block 1505, a supporting plate 1506 and a second rail 1507, the mounting plate 1501 is fixedly connected to the bottom end of a base 16, the upper right end of the mounting plate 1501 is rotatably connected with the connecting rod 1502, the right end of the connecting rod 1502 is rotatably connected with the mounting block 1503, the hydraulic telescopic rod 1504 is mounted at the lower end of the mounting block 1503, the upper end of the connecting rod 1502 is hinged with the adjusting block 1505, the adjusting block 1505 is movably connected in the second rail 1507, the second rail 1507 is arranged in the lower end of the supporting plate 1506, the single connecting rods 1502 form a rotary connection, the supporting plate 1506 and a workbench 1 form a telescopic structure through the connecting rod 1502, the integral height of the connecting rod 1502 is adjusted when the single connecting rods rotate, the 1506 supporting plate can lift in the workbench 1, the adjusting block 1505 is symmetrically arranged front and back about the transverse central axis of the supporting plate 1506, and the adjusting block 1505 forms a sliding structure with the second rail 1507, and the adjusting block 1505 has a vertical cross-sectional shape of "T", the adjusting block 1505 keeps the front and rear ends of the support plate 1506 in balance, the adjusting block 1505 can slide back and forth in the second rail 1507, and the adjusting block 1505 is prevented from being separated from the second rail 1507.
The working principle is as follows: referring to fig. 1, 3 and 6, 2 plate-shaped workpieces are placed at the upper middle end of a workbench 1, the plate-shaped workpiece monomers correspond to the clamping blocks 8, a motor 13 drives a disc 11 at the front end to rotate when in operation, a disc 11 at the rear end is driven to rotate through a belt 12, two-way worms 10 are driven to rotate among the disc 11 monomers, so that the two-way worms 10 are meshed with a worm wheel 9 when in rotation, the rotation directions of the monomers at the left end and the right end of the worm wheel 9 are opposite, the rotation directions of the threaded rod 4 monomers at the left end and the right end are opposite, an adjusting ring 5 slides on the threaded rod 4 when the threaded rod 4 rotates, a supporting rod 28 slides in a first rail 14 through an adjusting rod 6, a sleeve 7 slides towards the inner end on a connecting strip 3, so that the clamping blocks 8 monomers at the left end and the right end are close to clamp the left end and the right end of the plate-shaped workpieces, the two plate-shaped workpieces can be conveniently and rapidly positioned;
with reference to fig. 2, 5 and 8, when the hydraulic telescopic rod 1504 works, the mounting block 1503 is driven to ascend, so that the single connecting rods 1502 rotate, the overall height of the connecting rods 1502 is lengthened, the T-shaped adjusting block 1505 slides in the second track 1507, and the connecting rods 1502 drive the supporting plate 1506 to ascend until the upper end of the supporting plate 1506 abuts against the lower end of the plate-shaped workpiece, so that the plate-shaped workpiece is easily and stably supported;
referring to fig. 2, 4 and 7, the cooling device 18 operates to cool water in the water tank 17, the water pump 20 operates to pump cold water in the water tank 17 into the first connection pipe 22 through the first water pipe 19, and the blower 24 operates to blow air into the second connection pipe 26 through the air inlet pipe 25, since the blowing pieces 27 are disposed at equal intervals on the second connection pipe 26, the wind in the second connection pipe 26 is uniformly blown to the first connection pipe 22 by the blowing pieces 27, so that the wind is changed into cold wind by passing through the first connection pipe 22 and then blown to the plate-shaped workpiece, the plate-shaped workpiece is cooled to prevent the plate-shaped workpiece from being deformed during processing, the water in the first connection pipe 22 re-enters the water tank 17 through the second water pipe 21 and the third water pipe 23, the above is the operation of the whole device, and the details which are not described in detail in this specification are well known to those skilled in the art.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a duplex position lathe convenient to quick location, includes workstation (1), motor (13), cooling device (18), water pump (20) and air-blower (24), its characterized in that: the left end and the right end of the workbench (1) are respectively welded with the mounting seat (2), the inner end of the mounting seat (2) is fixedly connected with the connecting strip (3), the connecting strip (3) is rotatably connected with the threaded rod (4), the threaded rod (4) is in threaded connection with the adjusting ring (5), the inner end of the adjusting ring (5) is hinged with the adjusting rod (6), the inner end of the adjusting rod (6) is hinged with the sleeve (7), the inner end of the sleeve (7) is integrally connected with the clamping block (8), the lower end of the sleeve (7) is fixedly connected with the supporting rod (28), the supporting rod (28) is movably connected to the inside of the first track (14), and the first track (14) is arranged inside the upper end of the workbench (1);
the mounting seat (2) is arranged in a bilateral symmetry mode about a longitudinal central axis of the workbench (1), the connecting strips (3) are arranged in a front-back symmetry mode about a transverse central axis of the mounting seat (2), the sleeve (7) and the connecting strips (3) form a sliding structure through the adjusting rod (6), and the cross section of a clamping block (8) connected to the inner end of the sleeve (7) is concave;
the outer end of the threaded rod (4) is fixedly connected with a worm wheel (9), the lower end of the worm wheel (9) is in contact with a bidirectional worm (10), and the left end of the bidirectional worm (10) is fixedly connected with a disc (11);
the single discs (11) are connected through a belt (12), and a motor (13) is arranged on the disc (11) at the front end;
the belt (12) is matched with the inner end of the disc (11), the single bidirectional worm (10) forms a transmission structure through the belt (12), the worm wheel (9) is connected with the bidirectional worm (10) in a meshed mode, and the rotating directions of the single bodies at the left end and the right end of the worm wheel (9) are opposite;
supporting mechanism (15) are installed to the middle-end of workstation (1), and the lower extreme integration of workstation (1) is connected with base (16), water tank (17) have been placed to the right-hand member of base (16), and the inside bottom of water tank (17) installs cooling device (18), the back lower extreme bolted connection of water tank (17) has first water pipe (19), and the upper end bolted connection of first water pipe (19) is at the left end of first connecting pipe (22), third water pipe (23) are installed to the back upper end of water tank (17), and the upper end at water pump (20) is installed to the rear end of motor (13), the right-hand member bolted connection of water pump (20) has second water pipe (21), and the upper end bolted connection of second water pipe (21) is at the right-hand member of first connecting pipe (22).
2. The double station machine tool facilitating quick positioning according to claim 1, characterized in that: supporting mechanism (15) are including mounting panel (1501), connecting rod (1502), installation piece (1503), hydraulic telescoping rod (1504), regulating block (1505), backup pad (1506) and second track (1507), mounting panel (1501) fixed connection is in the bottom of base (16), the upper right end of mounting panel (1501) is rotated and is connected with connecting rod (1502), the right-hand member of connecting rod (1502) is rotated and is connected with installation piece (1503), hydraulic telescoping rod (1504) are installed to the lower extreme of installation piece (1503), the articulated regulating block (1505) that is connected with in upper end of connecting rod (1502), regulating block (1505) swing joint is in second track (1507), second track (1507) are seted up inside the lower extreme of backup pad (1506).
3. A double station machine tool facilitating quick positioning according to claim 2, characterized in that: the connecting rod (1502) is connected in a rotating mode, and the supporting plate (1506) forms a telescopic structure with the workbench (1) through the connecting rod (1502).
4. A double station machine tool facilitating quick positioning according to claim 2, characterized in that: the adjusting blocks (1505) are symmetrically arranged in front and back of the transverse central axis of the supporting plate (1506), the adjusting blocks (1505) and the second track (1507) form a sliding structure, and the longitudinal section of each adjusting block (1505) is T-shaped.
5. The double station machine tool facilitating quick positioning according to claim 1, characterized in that: an air blower (24) is installed on the lower side of the first connecting pipe (22), the rear end of the air blower (24) is connected with an air inlet pipe (25) through a bolt, the upper end of the air inlet pipe (25) is connected with a second connecting pipe (26) through a bolt, and the front end of the second connecting pipe (26) is connected with a blowing piece (27) through a thread.
6. The double station machine tool facilitating quick positioning according to claim 5, wherein: the blowing pieces (27) are arranged on the second connecting pipe (26) at equal intervals, the air inlet pipe (25) and the blowing pieces (27) form a communicating structure, and the third water pipe (23) and the first connecting pipe (22) form a communicating structure.
CN202011364801.8A 2020-11-27 2020-11-27 Double-station machine tool convenient for quick positioning Active CN112548619B (en)

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