CN116624161B - TBM quick tool changing tool rest and matched use method - Google Patents
TBM quick tool changing tool rest and matched use method Download PDFInfo
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- CN116624161B CN116624161B CN202310442294.2A CN202310442294A CN116624161B CN 116624161 B CN116624161 B CN 116624161B CN 202310442294 A CN202310442294 A CN 202310442294A CN 116624161 B CN116624161 B CN 116624161B
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- hob
- oil cylinder
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- clamp
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/06—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining
- E21D9/08—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining with additional boring or cutting means other than the conventional cutting edge of the shield
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/06—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining
- E21D9/08—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining with additional boring or cutting means other than the conventional cutting edge of the shield
- E21D9/087—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining with additional boring or cutting means other than the conventional cutting edge of the shield with a rotary drilling-head cutting simultaneously the whole cross-section, i.e. full-face machines
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- 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
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Automatic Tool Replacement In Machine Tools (AREA)
Abstract
The invention relates to the field of cutter replacement equipment in shield construction, in particular to a TBM quick cutter changing knife rest and a matched using method. Aims at solving the problems of high difficulty in hob replacement and low replacement efficiency in the prior art. The lifting frame comprises a bottom panel, a side panel and a rear panel, wherein a lifting inhaul cable is arranged at the top of the lifting frame, a positioning pin is arranged at the bottom of the lifting frame, a wedge block operation assembly for driving the wedge positioning device to move is arranged on the outer side surface of the lifting frame, and a cutter clamping assembly for clamping the hob is arranged in the middle of the lifting frame. The automatic control device has the advantages that the automatic control device is provided with a plurality of stations, the switching speed of the steps among the stations is high, the working efficiency is high, the labor cost is reduced, the occupied area is small, and the degree of automation is high.
Description
Technical Field
The invention relates to the field of sealing equipment in shield TBM construction, in particular to a TBM quick tool changing tool rest and a matched using method.
Background
With the continuous improvement of the technology in the tunneling field, the requirements on tunnel engineering are higher and higher, and the shield technology is also developed in a higher direction. In related construction, the technical improvement of the hob is the main direction of innovation in the related field.
The improvement of the hob at the present stage mainly comprises the steps of 1, quick disassembly, assembly and replacement of the hob case, 2, prolonging of the service life of the hob, and 3, effective removal of the cutterhead mud cake.
The applicant believes that the prior art has the following technical problems that 1, in the process of replacing the cutter, the direction of the force application points of the disassembly of the fixing element and the disassembly of the cutter are different, so that the force application in different directions is difficult to be simultaneously completed on one device, the workpiece is required to be turned in the middle, the cutter replacing efficiency is reduced, 2, the cutter is manually taken, the cutter is easy to collide with, the labor intensity of workers is high, the whole work is not good, and 3, the cutter boxes are only required to be replaced one by one, so that the whole work efficiency is low.
In summary, in the prior art, the hob is difficult to replace and the replacement efficiency is low.
Disclosure of Invention
The invention aims to solve the problems of high difficulty in hob replacement and low replacement efficiency in the prior art.
The cutter box comprises a hob, a box body for mounting the hob and a wedge-shaped positioning device for positioning the hob, wherein a sliding part is mounted at the bottom of the wedge-shaped positioning device, and two limit stations of the sliding part respectively comprise a clamping cutter head station and a loosening cutter head station far away from the cutter head; the wedge-shaped positioning device comprises a fixing mechanism with a wedge-shaped block and a jacking mechanism with a sliding block; the sliding block is connected with the wedge block through a moving pair, threaded lifting components are respectively arranged between the sliding component and the wedge block and between the sliding component and the wedge block, kidney-shaped holes are further formed in the bottom of the hob, the hob comprises a lifting frame, the lifting frame comprises a bottom panel, a side panel and a rear panel, a lifting inhaul cable is arranged at the top of the lifting frame, a locating pin is arranged at the bottom of the lifting frame, a wedge block operation assembly for driving the wedge block locating device to move is arranged on the outer side surface of the lifting frame, and a cutter clamping assembly for clamping the hob is arranged in the middle of the lifting frame;
The wedge operation assembly comprises a limit lifting device and a screw screwing assembly, wherein the limit lifting device comprises two groups of clamping jaw sliding oil cylinder assemblies, the space between the clamping jaw sliding oil cylinder assemblies corresponds to the space between wedge-shaped positioning devices on two sides of a hob, a sliding limiting mechanism is arranged between the clamping jaw sliding oil cylinder assemblies and the hoisting frame, the clamping jaw sliding oil cylinder assemblies are in a shape of a rectangle, one side of the middle part of each clamping jaw sliding oil cylinder assembly is provided with a positioning pin, the other side of each clamping jaw sliding oil cylinder assembly is provided with a through groove, the width of each through groove is consistent with the width of the sliding part, the positioning pins are consistent with the shape and the size of kidney-shaped holes on the wedge-shaped positioning devices, and the limit lifting device further comprises a screw screwing assembly driven by a two-axis manipulator;
The cutter clamping assembly comprises a mounting plate which is slidably mounted in the middle of the lifting frame, a clamp mechanism which is used for holding a hob and an adjusting mechanism which is used for adjusting the clamp mechanism to open and close are mounted on the mounting plate, the clamp mechanism comprises a hinged connector and clamps on two sides, the hinged connector is fixed on the mounting plate, one end of the clamp is hinged to the hinged connector, the other end of the clamp is suspended in the air, the adjusting mechanism comprises a side oil cylinder, one end of the side oil cylinder is fixed on the mounting plate through hinged connection, and the other end of the side oil cylinder is fixed in the middle of the clamp through hinged connection.
In the working process, a telescopic oil cylinder is arranged between the mounting plate and the lifting frame.
In specific implementation, the jacking mechanism comprises a screw, the sliding block is provided with an internal threaded hole matched with the screw, and the other end of the screw is fixed on the sliding component through a screw nut.
In the implementation, with Cartesian coordinate system as benchmark the diaxon manipulator includes the slip table that possesses slip automation degree in X axle and Z axle, install on the slip table the screw rod is twisted the subassembly, X axle with the main shaft of screw thread elevating component is parallel, Z axle perpendicular to horizontal plane, the assembly position that the screw rod twisted the subassembly with kidney-shaped hole assembly position matches.
In specific implementation, an adjusting hydraulic cylinder is arranged between the side oil cylinder and the side panel, and a guide post and a guide sleeve are further arranged on the side panel and the shell of the side oil cylinder.
The application method of the TBM quick tool changing tool rest comprises the following steps:
(1) Positioning a hoisting frame, namely determining a tool box to be replaced, and translating the hoisting frame to a relevant station by utilizing a hoisting device;
(2) The tool box is disassembled, wherein the oil cylinder assembly stretches out, the locating pin on the wedge operation assembly is clamped into the kidney-shaped hole on the tool box, then the tool box is translated along the kidney-shaped hole, the clamping jaw sliding oil cylinder assembly is connected with the sliding component in a sliding pair mode until the sliding component is positioned in the machining area of the two-axis mechanical arm, the two-axis mechanical arm is electrified, the rotation of the threaded lifting component is realized, and the disassembly of the wedge-shaped locating device is further realized;
(3) The hob is disassembled, namely the hob box is still fixed in a cutterhead, the position of a lifting frame is adjusted, the cutter clamping assembly is opposite to the hob box after the step (2), a bottom positioning pin corresponds to the position in a pin hole on the box, the clamp mechanism is driven by a side oil cylinder to move forwards to the corresponding position, an adjusting mechanism works, the clamp mechanism holds the hob, and the hob is taken out in the return process of the side oil cylinder;
(4) The hob is replaced and installed, namely the hob is replaced by combining the side oil cylinder and the clamp, then the clamp mechanism is driven by the side oil cylinder to move forwards to a corresponding position, the adjusting mechanism works, and the clamp mechanism holds the hob to the hob box and then releases and resets;
(5) And resetting the tool box, namely adjusting the position of the lifting frame, and electrifying the two-axis manipulator in the processing area of the two-axis manipulator under the fixation of the positioning pin and the clamping jaw sliding oil cylinder assembly, so as to realize the rotation of the threaded lifting part and further realize the fixation of the wedge-shaped positioning device.
An adjusting hydraulic cylinder is arranged between the side oil cylinder and the side panel, and a guide post and a guide sleeve are further arranged on the side panel and the shell of the side oil cylinder.
The side panel inner face of the hoisting frame is also provided with an air injection cleaning device, the air injection cleaning device comprises an air injection element, and an outlet of the air injection element is positioned above the clamp.
The invention has the beneficial effects that:
The structure is compact, the occupied area is small, the operation in the cutter cabin is convenient, the pipelined operation of tool withdrawal, tool changing and tool feeding are realized, and the working efficiency is high;
the semi-automatic construction equipment is realized by using conventional and reliable parts, has good maintainability and high economy, is convenient for maintenance, can follow the in and out of a construction transport vehicle at any time, can be quickly assembled when in use, and can be quickly withdraw when not in use;
the modular design is adopted, so that more types of cutters can be compatible by replacing the clamp, and the cost of integral construction is reduced;
The addition of the air injection element is provided for the first time, so that the hob is cleaned, blown and cooled, the potential safety hazard of surrounding constructors is reduced, and the service life of equipment is prolonged;
The design of the double-function station can realize the simultaneous work of the double stations and further improve the efficiency of tool changing of the equipment;
The whole set of equipment does not affect the exertion of the advantages of the wedge-shaped assembly block, and has the advantages of simple interface, convenient use, capability of obviously reducing the working strength of operators, integrated design, convenient transportation and storage, effective prevention of scattering and losing of parts, compact structure and convenient clamping and operation of a manipulator;
In particular, the invention is suitable for a plurality of hob, two hob are detached, clamped and replaced one by one, and the construction efficiency is obviously improved.
Drawings
FIG. 1 is a front view of the structure of the present invention;
FIG. 2 is a top view of the structure of the present invention;
FIG. 3 is a left side view of the structure of the present invention;
FIG. 4 is a right side view of the structure of the present invention;
FIG. 5 is a right side view of the structure of the present invention;
FIG. 6 is a perspective view of the present invention;
FIG. 7 is a perspective view of another angle of the present invention;
FIG. 8 is a schematic view of the structure of the wedge-shaped positioning device;
FIG. 9 is a top view of another embodiment of the present invention;
The hydraulic control system comprises a cutter box, a hob, a sliding part, a wedge block, a fixing block, a kidney-shaped hole, a screw driving assembly driven by a two-shaft mechanical arm, a bottom panel, a side panel, a rear panel, a lifting cable, a positioning pin, a clamping jaw sliding oil cylinder assembly, a mounting plate, a clamping hoop, a side oil cylinder, a telescopic oil cylinder, an adjusting hydraulic cylinder, a guide pillar and an air channel of an air injection element.
Detailed Description
The preferred embodiments of the present invention will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present invention only, and are not intended to limit the present invention.
Example 1
Referring to figures 1 to 8, for a cutter box 1 installed on a TBM cutter head, the cutter box 1 comprises a hob 2, a box body for installing the hob 2 and a wedge-shaped positioning device for positioning the hob 2, a sliding part 3 is installed at the bottom of the wedge-shaped positioning device, two limit stations of the sliding part 3 respectively comprise a clamping tool bit station and a loosening tool bit station far away from a tool bit, the wedge-shaped positioning device comprises a fixing mechanism with a wedge block 4 and a jacking mechanism with a sliding block, the sliding block is connected with the wedge block 4 through a moving pair, a thread lifting part is respectively arranged between the sliding part 3 and the wedge block 4 and the sliding block, a waist-shaped hole 6 is also arranged at the bottom of the hob 2, the embodiment comprises a lifting frame, the lifting frame comprises a bottom panel 8, a side panel 9 and a rear panel 10, the top of the lifting frame is provided with a lifting cable 11, the bottom of the lifting frame is provided with a positioning pin 12, the outer side surface of the lifting frame is provided with a wedge clamping assembly for driving the lifting device to move, and the clamping assembly of the wedge-shaped positioning device is provided with a clamping assembly 2;
the wedge operation assembly comprises a limit lifting device and a screw screwing assembly, wherein the limit lifting device comprises two groups of clamping jaw sliding oil cylinder assemblies, the interval between the clamping jaw sliding oil cylinder assemblies corresponds to the interval between wedge-shaped positioning devices on two sides of a hob 2, a sliding limiting mechanism is arranged between the clamping jaw sliding oil cylinder assemblies and the hoisting frame, the clamping jaw sliding oil cylinder assemblies are in a shape of a rectangle, one side of the middle part of the clamping jaw sliding oil cylinder assemblies is provided with a positioning pin 12, the other side of the clamping jaw sliding oil cylinder assemblies is provided with a through groove, and the width of the through groove is consistent with the width of a sliding part 3;
The cutter clamping assembly comprises a mounting plate 14 which is slidably mounted in the middle of the lifting frame, a clamp 15 mechanism which is used for holding the hob 2 and an adjusting mechanism which is used for adjusting the opening and closing of the clamp 15 mechanism are mounted on the mounting plate 14, the clamp 15 mechanism comprises a hinged connector which is fixed on the mounting plate 14 and clamps 15 on two sides, one end of each clamp 15 is hinged with the hinged connector, the other end of each clamp 15 is suspended in the air, the adjusting mechanism comprises a side oil cylinder 16, one end of each side oil cylinder 16 is fixed on the mounting plate 14 through hinged connection, and the other end of each side oil cylinder is fixed in the middle of each clamp 15 through hinged connection.
A telescopic oil cylinder 17 is arranged between the mounting plate 14 and the lifting frame.
The jacking mechanism comprises a screw, an internal threaded hole matched with the screw is formed in the sliding block, and the other end of the screw is fixed on the sliding part 3 through a screw nut.
The two-axis manipulator taking a Cartesian coordinate system as a reference comprises a sliding table with sliding automation degree on an X axis and a Z axis, the screw screwing assembly is installed on the sliding table, the X axis is parallel to a main shaft of the threaded lifting component, the Z axis is perpendicular to a horizontal plane, and the assembling position of the screw screwing assembly is matched with the assembling position of the kidney-shaped hole 6.
An adjusting hydraulic cylinder 18 is arranged between the side oil cylinder 16 and the side panel 9, and a guide post 19 and a guide sleeve are also arranged on the side panel 9 and the outer shell of the side oil cylinder 16.
The application method of the TBM quick tool changing tool rest comprises the following steps:
(1) Positioning a hoisting frame, namely determining a tool box 1 to be replaced, and translating the hoisting frame to a relevant station by utilizing a hoisting device;
(2) The tool box 1 is disassembled, wherein an oil cylinder assembly extends out, a positioning pin 12 on the wedge operation assembly is clamped into a kidney-shaped hole 6 on the tool box 1, then the tool box 1 is translated along the kidney-shaped hole 6, a clamping jaw sliding oil cylinder assembly is connected with the sliding component 3 in a sliding pair mode until the sliding component 3 is positioned in a machining area of the two-axis mechanical arm, the two-axis mechanical arm is electrified, the rotation of a threaded lifting component is realized, and the disassembly of the wedge-shaped positioning device is further realized;
(3) The hob 2 is disassembled, namely the hob case 1 is still fixed in a cutterhead, the position of a lifting frame is adjusted, the cutter clamping assembly is opposite to the hob case 1 after the step (2), a bottom positioning pin 12 corresponds to the position in a pin hole on the case, a clamp 15 mechanism is driven by a side oil cylinder 16 to move forwards to the corresponding position, an adjusting mechanism works, the clamp 15 mechanism holds the hob 2, and the hob 2 is taken out in the return process of the side oil cylinder 16;
(4, replacing and installing the hob 2, namely, combining the side oil cylinder 16 with the clamp 15 to replace the hob 2, then enabling the clamp 15 mechanism to move forwards to a corresponding position under the drive of the side oil cylinder 16, enabling the adjusting mechanism to work, and releasing and resetting after the clamp 15 mechanism holds the hob 2 to the tool box 1;
(5) The tool box 1 is reset, the position of a hoisting frame is adjusted, and in the machining area of the two-axis manipulator, the two-axis manipulator is electrified under the fixation of the positioning pin 12 and the clamping jaw sliding oil cylinder assembly, so that the rotation of the threaded lifting part is realized, and the fixation of the wedge-shaped positioning device is further realized.
An adjusting hydraulic cylinder 18 is arranged between the side oil cylinder 16 and the side panel 9, and a guide post 19 and a guide sleeve are also arranged on the side panel 9 and the outer shell of the side oil cylinder 16. In the process of detaching constraint, the principle of the deformation wedge block assembly is that the change of the form of the sliding deformation assembly is realized by rotating the transmission screw, so that the wedging and releasing operation between the hob 2 and the tool box 1 can be finally realized, and meanwhile, the limit is structurally arranged to prevent the hob 2 and the tool box from being completely separated from each other. The principle of the jacking mechanism is that the jacking mechanism mainly comprises three sliding blocks which can slide relatively to each other, and the shape of the jacking mechanism can be changed through the cooperation of a transmission screw and a screw spring, so that the wedging and releasing operation between the hob 2 and the tool box 1 is realized.
The principle of the fixing mechanism is that one end of the fixing mechanism is clamped into a sliding block in the sliding deformation assembly, which is contacted with the cutter shaft of the hob 2, and the other end of the fixing mechanism penetrates through a press block of the hob case 1 and is locked through a connecting rod spring and a locking nut. Can play a role of stabilizing the sliding deformation assembly, and can also realize the adaptation to different hob 2 and tool box 1 by adjusting the locking nut.
In the disassembly process, the two-axis mechanical arm drives and can move in the horizontal and vertical directions. The screw rod screwing assembly is provided with a screw sleeve at the front end, and can screw the screw rod in the threaded lifting component on the deformation wedge block through the driving of the rear end motor.
The method comprises the steps of (1) lifting and lowering a lifting frame through a stepping motor control hinge, (2) extending an associated oil cylinder through a pin hole matching mode, positioning a side wedge block operation assembly of the lifting frame and a tool box 1, (3) limiting and transversely moving the positioning pin 12 in a kidney-shaped hole 6 until the position of the tool box 1 is in a station area of a manipulator, removing a deformation wedge block assembly through the manipulator on the side of the lifting frame, enabling the hob 2 not to have position constraint, 4, adjusting the position of the lifting frame to enable the front station of the lifting frame to be correspondingly behind the hob 2 to be removed, forming an adjustable hoop type connection through a hydraulic clamping jaw at the front end of the equipment, holding old tools and taking out the old tools out of the tool box 1, (5) controlling tool changing equipment to a designated position through the stepping motor, removing the old tools and changing new tools, (6) repeatedly positioning operation with the tool box 1, loading the new hob 2 into the tool box 1, (7) controlling the wedge block operation assembly through the manipulator on the side of the lifting frame, installing the deformation wedge block assembly and wedging, 8, repeating the steps, and continuously changing the steps, and finally recovering the tools 2;9 after the old tools are replaced.
Example 2
In this embodiment, an air-jet cleaning device is further disposed on the inner surface of the side panel 9 of the lifting frame, and the air-jet cleaning device includes an air-jet element, and an outlet of the air-jet element is located above the clip. The cleaning of the cutter is further facilitated. The air injection component adopts common equipment, which is not shown in the drawing, in this embodiment, the air injection step is introduced in the tool changing process for the first time, the tool cleaning is first proposed, and in the cleaning process, the temperature of the newly detached hob 2 is also reduced, so that the service lives of the hob 2 and the hoisting frame are prolonged.
It should be noted that the above-mentioned embodiments are merely preferred embodiments of the present invention, and the present invention is not limited thereto, but may be modified or substituted for some of the technical features thereof by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The TBM quick tool changing tool rest is characterized in that the tool changing rest comprises a lifting frame, the lifting frame comprises a bottom panel (8), a side panel (9) and a rear panel (10), the top of the lifting frame is provided with a lifting cable (11), the bottom of the lifting frame is provided with a fixing mechanism with a wedge block (4) and a jacking mechanism with a sliding block, the sliding block is connected with the wedge block (4) through a moving pair, a threaded lifting part is respectively arranged between the lifting frame (3) and the wedge block (4) and between the sliding block, a waist-shaped hole (6) is further formed in the bottom of the tool rest of the hob (2), and the lifting frame comprises a bottom panel (8), a side panel (9) and a rear panel (10);
The wedge block operation assembly comprises a limit lifting device and a screw screwing assembly, wherein the limit lifting device comprises two groups of clamping jaw sliding oil cylinder assemblies, the interval between the clamping jaw sliding oil cylinder assemblies corresponds to the interval between wedge-shaped positioning devices on two sides of a hob (2), a sliding limiting mechanism is arranged between the clamping jaw sliding oil cylinder assemblies and the hoisting frame, the clamping jaw sliding oil cylinder assemblies are in a shape of a rectangle, one side of each clamping jaw sliding oil cylinder assembly is provided with a positioning pin (12), the other side of each clamping jaw sliding oil cylinder assembly is provided with a through groove, the width of each through groove is consistent with the width of the sliding part (3), the positioning pins (12) are consistent with the shape and the position of kidney-shaped holes (6) on the wedge-shaped positioning devices, and the adjacent clamping jaw sliding oil cylinder assemblies are also provided with screw screwing assemblies driven by two mechanical arms;
The cutter clamping assembly comprises a mounting plate (14) which is slidably mounted in the middle of the lifting frame, a clamp (15) mechanism which is used for holding the hob (2) and an adjusting mechanism which is used for adjusting the clamp (15) mechanism to open and close are mounted on the mounting plate (14), the clamp (15) mechanism comprises a hinged connector which is fixed on the mounting plate (14) and clamps (15) on two sides, one end of the clamp (15) is hinged with the hinged connector, the other end of the clamp is suspended in the air, the adjusting mechanism comprises a side oil cylinder (16), one end of the side oil cylinder (16) is fixed on the mounting plate (14) through hinged connection, and the other end of the side oil cylinder is fixed in the middle of the clamp (15) through hinged connection.
2. The TBM quick change tool holder of claim 1, wherein a telescopic cylinder (17) is arranged between the mounting plate (14) and the lifting frame.
3. The TBM quick tool changing tool rest according to claim 1, wherein the tightening mechanism comprises a screw, the sliding block is provided with an internal threaded hole matched with the screw, and the other end of the screw is fixed on the sliding component (3) through a tightening nut.
4. The TBM quick change tool holder of claim 1 wherein the two-axis manipulator comprises a slip table with slip automation on an X axis and a Z axis, the X axis is parallel to a main axis of the threaded lifting member, the Z axis is perpendicular to a horizontal plane, and an assembly position of the screw screwing assembly is matched with an assembly position of the kidney-shaped hole (6).
5. The TBM quick change tool holder of claim 4 wherein an adjustment cylinder (18) is disposed between the side cylinder (16) and the side plate (9), and a guide post (19) and a guide sleeve are further disposed on the side plate (9) and the outer shell of the side cylinder (16).
6. The method of using a TBM quick change tool holder of claim 1, comprising the steps of:
(1) Positioning a hoisting frame, namely determining a tool box (1) to be replaced, and translating the hoisting frame to a relevant station by utilizing a hoisting device;
(2) The tool box (1) is disassembled, wherein the oil cylinder assembly extends out, the positioning pin (12) on the wedge operation assembly is clamped into the kidney-shaped hole (6) on the tool box (1), then the tool box (1) is translated along the kidney-shaped hole (6), the clamping jaw sliding assembly is connected with the sliding component (3) in a sliding pair mode, until the sliding component (3) is positioned in a machining area of the two-axis mechanical arm, the two-axis mechanical arm is electrified, the rotation of the threaded lifting component is realized, and the disassembly of the wedge-shaped positioning device is further realized;
(3) The disassembly hob (2) is that the hob box (1) is still fixed in the cutterhead, the position of the lifting frame is adjusted, the tool clamping component is opposite to the hob box (1) after the step (2), the bottom positioning pin (12) corresponds to the position in the pin hole on the box, the clamp (15) mechanism is driven by the side oil cylinder (16) to move forwards to the corresponding position, the adjusting mechanism works, the clamp (15) mechanism holds the hob (2), and the hob (2) is carried out in the return process of the side oil cylinder (16);
(4) The hob (2) is replaced and installed, namely the hob (2) is replaced by combining the side oil cylinder (16) with the clamp (15), then the clamp (15) mechanism is driven by the side oil cylinder (16) to move forwards to a corresponding position, the adjusting mechanism works, and the clamp (15) mechanism holds the hob (2) to the hob case (1) and then releases and resets;
(5) The tool box (1) is reset, the position of the hoisting frame is adjusted, and in the machining area of the two-axis manipulator, the two-axis manipulator is electrified under the fixation of the positioning pin (12) and the clamping jaw sliding assembly, so that the rotation of the threaded lifting part is realized, and the fixation of the wedge-shaped positioning device is further realized.
7. The method for using the TBM quick tool changing holder according to claim 6, wherein an adjusting hydraulic cylinder (18) is arranged between the side cylinder (16) and the side plate (9), and a guide post (19) and a guide sleeve are further arranged on the side plate (9) and the shell of the side cylinder (16).
8. The method of claim 6, wherein the side panel (9) of the hanger further comprises an air jet cleaning device, the air jet cleaning device comprises an air jet element, and the outlet of the air jet element is positioned above the clamp.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310442294.2A CN116624161B (en) | 2023-04-23 | 2023-04-23 | TBM quick tool changing tool rest and matched use method |
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| CN202310442294.2A CN116624161B (en) | 2023-04-23 | 2023-04-23 | TBM quick tool changing tool rest and matched use method |
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| CN116624161B true CN116624161B (en) | 2025-06-24 |
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| CN110630279A (en) * | 2019-10-31 | 2019-12-31 | 中铁工程装备集团有限公司 | Shield machine with robot tool changing function |
| CN216714395U (en) * | 2022-02-21 | 2022-06-10 | 江苏旭睿重工科技有限公司 | Shield constructs machine knife seat that can quick tool changing and high strength |
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|---|---|---|---|---|
| JP2986462B1 (en) * | 1998-09-18 | 1999-12-06 | 川崎重工業株式会社 | Cutter equipment for shield machine |
| JP6445336B2 (en) * | 2015-01-28 | 2018-12-26 | 川崎重工業株式会社 | Roller cutter changing device and roller cutter changing method |
| CN111156014A (en) * | 2020-02-26 | 2020-05-15 | 中交天和机械设备制造有限公司 | Shield constructs quick-witted hobbing cutter tool changing device |
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2023
- 2023-04-23 CN CN202310442294.2A patent/CN116624161B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110630279A (en) * | 2019-10-31 | 2019-12-31 | 中铁工程装备集团有限公司 | Shield machine with robot tool changing function |
| CN216714395U (en) * | 2022-02-21 | 2022-06-10 | 江苏旭睿重工科技有限公司 | Shield constructs machine knife seat that can quick tool changing and high strength |
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