CN108621252B - Intelligent tool fault diagnosis system - Google Patents
Intelligent tool fault diagnosis system Download PDFInfo
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- CN108621252B CN108621252B CN201810392889.0A CN201810392889A CN108621252B CN 108621252 B CN108621252 B CN 108621252B CN 201810392889 A CN201810392889 A CN 201810392889A CN 108621252 B CN108621252 B CN 108621252B
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- circular saw
- saw
- air
- corrugated pipe
- power device
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27B—SAWS FOR WOOD OR SIMILAR MATERIAL; COMPONENTS OR ACCESSORIES THEREFOR
- B27B5/00—Sawing machines working with circular or cylindrical saw blades; Components or equipment therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27B—SAWS FOR WOOD OR SIMILAR MATERIAL; COMPONENTS OR ACCESSORIES THEREFOR
- B27B5/00—Sawing machines working with circular or cylindrical saw blades; Components or equipment therefor
- B27B5/29—Details; Component parts; Accessories
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27G—ACCESSORY MACHINES OR APPARATUS FOR WORKING WOOD OR SIMILAR MATERIALS; TOOLS FOR WORKING WOOD OR SIMILAR MATERIALS; SAFETY DEVICES FOR WOOD WORKING MACHINES OR TOOLS
- B27G19/00—Safety guards or devices specially adapted for wood saws; Auxiliary devices facilitating proper operation of wood saws
- B27G19/02—Safety guards or devices specially adapted for wood saws; Auxiliary devices facilitating proper operation of wood saws for circular saws
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27G—ACCESSORY MACHINES OR APPARATUS FOR WORKING WOOD OR SIMILAR MATERIALS; TOOLS FOR WORKING WOOD OR SIMILAR MATERIALS; SAFETY DEVICES FOR WOOD WORKING MACHINES OR TOOLS
- B27G3/00—Arrangements for removing bark-zones, chips, waste, or dust, specially designed for use in connection with wood-working machine or in wood-working plants
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Wood Science & Technology (AREA)
- Forests & Forestry (AREA)
- Sawing (AREA)
Abstract
The invention relates to the technical field of cutting processing fault diagnosis, in particular to a cutter fault intelligent diagnosis system, which comprises a processing table, a circular saw arranged on the processing table and a power device for driving the circular saw to horizontally reciprocate, wherein the processing table is provided with an infrared detector for detecting damage of a saw blade and an alarm device controlled by the infrared detector; the piston is connected with the power device through a connecting rod; the air storage tank is provided with an air inlet and an air outlet, and the air outlet is communicated with a corrugated pipe; the circular saw is internally provided with a cavity and a gas jet port on the circumferential surface, the cavity is communicated with the corrugated pipe and the gas jet port respectively, the corrugated pipe is provided with a chip storage box, the chip storage box is close to the gas jet port, and an opening is formed in one side of the gas jet port. The invention can carry out accurate fault diagnosis on the circular saw by cleaning the saw blade.
Description
Technical Field
The invention relates to the technical field of cutting processing fault diagnosis, in particular to an intelligent tool fault diagnosis system.
Background
The cutter is a tool used for cutting machining in machine manufacturing, but the cutter is worn by a cutting edge after long-term use, the wear degree of the cutter directly affects the precision of a machined part, when the cutter is worn seriously, the workpiece is not machined accurately due to continuous use, the workpiece is scrapped, a machine tool generates vibration and harsh noise or is stopped forcibly, even the operation fault of the whole machining system is caused, and potential safety hazard and economic loss are brought, so that the fault diagnosis of the cutter is inevitable work for ensuring the normal operation of the machine tool.
At present, the tool fault diagnosis is mainly to manually observe by naked eyes by periodically dismounting the tool and judge whether the tool is seriously abraded according to the tool appearance and the experience of an operator, so that the tool fault diagnosis has no intelligence and needs to consume a large amount of labor cost, and if the tool fault diagnosis is frequently carried out, the production efficiency is influenced and the economic cost is consumed. Moreover, when the circular saw is used for fault diagnosis, because the circular saw is large in size and more saw blades are arranged in the circumferential direction of the circular saw, if the circular saw is manually taken down for visual observation, the circular saw is conceivably inconvenient, and personnel can be easily cut when the circular saw is taken down. In addition, the circular saw generates scraps in the process of processing the workpiece, the scraps can be adhered to the saw blade and the workpiece, and when the saw blade is adhered with excessive scraps, the abrasion or fracture condition of the saw blade cannot be accurately detected.
Disclosure of Invention
The invention aims to provide an intelligent tool fault diagnosis system, which can be used for accurately diagnosing the fault of the circular saw in the process of cleaning the saw blade.
The basic scheme of the invention is as follows: the intelligent cutter fault diagnosis system comprises a processing table, a circular saw arranged on the processing table and a power device for driving the circular saw to horizontally reciprocate, wherein the processing table is provided with an infrared detector for detecting damage of a saw blade and an alarm device controlled by the infrared detector; the piston is connected with the power device through a connecting rod; the air storage box is provided with an air inlet and an air outlet, the air inlet and the air outlet are both positioned on one side where the piston is connected with the connecting rod, a one-way valve is arranged at the air inlet, the air outlet is communicated with a corrugated pipe, and the communication part of the corrugated pipe and the air outlet is provided with the one-way valve; the circular saw is internally provided with a cavity and a gas jet port on the circumferential surface, the cavity is communicated with the corrugated pipe and the gas jet port respectively, the corrugated pipe is provided with a chip storage box, the chip storage box is close to the gas jet port, and an opening is formed in one side of the gas jet port.
The working principle of the basic scheme is as follows: the power device drives the circular saw and the connecting rod to move left and right simultaneously, the circular saw conveniently cuts a workpiece, and the connecting rod moves left and right to drive the piston to move in the gas storage box. When the connecting rod drives the piston to move rightwards, the one-way valve at the air inlet is opened, and the air storage box sucks air; when the connecting rod drives the piston to move leftwards, the one-way valve at the air inlet is in a closed state, the piston extrudes gas in the gas storage box to flush the one-way valve at the air outlet, the gas enters the cavity of the circular saw from the corrugated pipe, the gas in the cavity is blown out from the air injection port, meanwhile, the circular saw also moves leftwards, the circular saw moves to stretch the corrugated pipe, the chip storage box on the corrugated pipe also moves along with the corrugated pipe, the chip storage box is close to a workpiece, and finally blown gas can blow waste chips generated by cutting the workpiece into the chip storage box. And the saw blade is blown clean by the gas, so that excessive scraps cannot be adhered to the saw blade when the saw blade cuts the workpiece, and the detection of the infrared detector is interfered. When the infrared ray detects that the saw blade is worn or broken, the infrared detector sends a starting signal to the alarm device, namely the alarm device is started to remind a worker.
The beneficial effects of the technical scheme are as follows: 1. compared with the prior art, the scheme also controls the circular saw to work through the power device, controls the air storage tank to absorb and discharge water, cleans the saw blade, removes the scrap on the saw blade, and further enables the infrared detector to accurately diagnose the scrap.
2. The saw blade type scrap collecting device not only can simultaneously remove the scraps of the saw blade and the workpiece, but also can prevent the scraps from obstructing the saw blade to cut the workpiece in the machining process, so that the accuracy of the saw blade to cut the workpiece is improved, and the scraps can be blown into the scrap storage box to be collected.
Further, infrared detector includes infrared emitter, infrared receiver and controller, infrared emitter and infrared receiver are located respectively both sides around the circular saw, and infrared emitter and infrared receiver all are in the coplanar with the bottom saw bit of circular saw, the controller is used for controlling when detecting the sawtooth of circular saw has the damage alarm device.
When a certain saw blade of the circular saw is worn or broken, the infrared ray emitted by the infrared emitter passes through the saw blade, and the infrared ray is sent to the worn or broken saw blade and is not blocked by the worn or broken saw blade, namely the time for the infrared receiver to receive the infrared ray is reduced, the infrared receiver feeds back a signal to the controller, and the controller controls the alarm device to start.
Furthermore, the air injection ports are distributed on the circumferential surface of the circular saw at intervals.
Because the circumference of the circular saw is provided with a plurality of saw blades, the saw blades can be comprehensively cleaned by arranging a plurality of air nozzles.
Further, the power device is also controlled by the controller.
When the controller receives a signal sent by the infrared sensor, the controller also controls the power device to stop working, so that when a worker does not close the power device in time, the power device is automatically closed under the action of the controller, the circular saw is not driven to cut the workpiece, and rough machining of the workpiece is avoided in time.
Further, the circular saw is detachably connected to the power device.
When the condition that the saw blade of the circular saw is worn or broken is diagnosed, the circular saw is detached from the power device, then the circular saw is rotated by an angle, other intact saw blades on the circular saw can be used for cutting, or the circular saw is directly taken down from the power device, and a new circular saw can be replaced.
Further, power device includes cylinder, connecting seat and spliced pole, the connecting seat is fixed in the piston rod side of cylinder, and the terminal surface of connecting seat is the plane, the center of circular saw be equipped with spliced pole interference fit's through-hole, the corresponding position of connecting seat and spliced pole all is equipped with the screw hole, connecting seat and spliced pole rethread bolt fastening.
The connecting seat and the connecting column are fixed through the bolt and the threaded hole, when the condition that the saw blade of the circular saw is abraded or broken is diagnosed, the bolt is unscrewed, then the circular saw is rotated to enable the circular saw to cut other intact saw blades on the circular saw, after the position of the circular saw is rotated, the threaded holes of the connecting seat and the connecting column are still in relative positions, the circular saw and the air cylinder can be fixed again by screwing the bolt into the threaded hole, and therefore the circular saw does not need to be replaced. The cylinder directly controls the connecting seat to move left and right, so that the connecting seat can drive the circular saw to move, and the connecting rod moves left and right.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of an intelligent tool fault diagnosis system according to the present invention;
FIG. 2 is a cross-sectional view of the circular saw of the present invention.
Detailed Description
The following is further detailed by way of specific embodiments:
reference numerals in the drawings of the specification include: the device comprises a processing table 1, a circular saw 2, a connecting seat 3, a cylinder 4, a connecting rod 5, a piston 6, an air storage tank 7, a scrap storage tank 8, a corrugated pipe 9, an infrared receiver 10 and a cavity 11.
The embodiment is basically as shown in the attached figure 1: cutter trouble intelligent diagnosis system, including processing platform 1, circular saw 2 and power device, power device includes cylinder 4, connecting seat 3 and spliced pole (not shown in the figure), the welding of connecting seat 3 is in the piston rod side of cylinder 4, the terminal surface of connecting seat 3 is the plane, 2 center departments of circular saw are equipped with the through-hole, through-hole and spliced pole interference fit, the corresponding position of connecting seat 3 and spliced pole all is equipped with the screw hole, connecting seat 3 and spliced pole are fixed through the bolt again, thereby realize connecting seat 3 and circular saw 2 can dismantle and be connected. Processing platform 1 is last to be fixed with the infrared detector who is used for detecting the saw bit damage, and receives the alarm device of infrared detector control, infrared detector includes infrared receiver 10, infrared emitter and controller (not shown in the figure), infrared receiver 10 and infrared emitter are located circular saw 2 front and back both sides respectively, and infrared receiver 10 and infrared emitter all are in the coplanar with the saw bit of circular saw 2 bottoms for detect the saw bit that carries out the cutting on circular saw 2, controller control cylinder 4 and alarm device, alarm device is bee calling organ.
The intelligent tool fault diagnosis system further comprises a gas storage tank 7 and a connecting rod 5, a piston 6 is arranged in the gas storage tank 7, one end of the connecting rod 5 is connected with the piston 6, and the other end of the connecting rod is vertically fixed with a piston rod of the cylinder 4. The air storage box 7 is provided with an air inlet and an air outlet, the air inlet and the air outlet are both positioned on one side where the piston is connected with the connecting rod, a one-way valve is arranged at the air inlet, the air outlet is communicated with a corrugated pipe 9, and the communicated part of the corrugated pipe 9 and the air outlet is provided with the one-way valve. As shown in fig. 2, the inside cavity 11 that is equipped with of circular saw 2, cavity 11 and bellows 9 intercommunication, and circular saw 2's circumferential surface interval distribution has a plurality of air jets, and every air jet all communicates cavity 11, and bellows 9 is connected with storage bits case 8 through the connecting piece, and storage bits case 8 is close to the air jet, and storage bits case 8 is close to air jet one side and is equipped with the opening.
The specific implementation process is as follows: the cylinder 4 is started, the cylinder 4 drives the connecting seat 3 to horizontally reciprocate, and the connecting seat 3 is fixed with the connecting column, so that the connecting seat 3 drives the circular saw 2 to move left and right through the connecting column, and the circular saw 2 cuts a workpiece. Meanwhile, when the connecting rod 5 drives the piston 6 to move rightwards, the one-way valve at the air inlet is opened, and the air storage tank 7 sucks air; when the connecting rod 5 drives the piston 6 to move leftwards, the one-way valve at the air inlet is in a closed state, the piston 6 extrudes gas in the gas storage tank 7 to flush the one-way valve at the air outlet, the gas enters the cavity 11 of the circular saw from the corrugated pipe 9 and is blown out from the air jet outlet, meanwhile, the circular saw 2 also moves leftwards, the circular saw 2 moves to stretch the corrugated pipe 9, the chip storage tank 8 on the corrugated pipe 9 moves along with the corrugated pipe, the chip storage tank 8 is close to the workpiece, and finally blown gas can blow waste chips generated by cutting the workpiece into the chip storage tank 8, so that the chip removal of the circular saw 2 and the workpiece is realized.
Because the saw blade is blown clean by the gas, the saw blade can not be adhered with excessive scraps when cutting the workpiece, and the detection of the infrared detector can not be interfered. When a certain saw bit of circular saw 2 wearing and tearing or fracture back, the infrared ray of infrared emitter transmission passes from the saw bit, do not receive blockking of this department when the saw bit of wearing and tearing or fracture department is sent to the infrared ray, infrared receiver 10 receives behind the infrared ray of infrared emitter transmission promptly, infrared receiver 10 just feeds back signal and gives the controller, controller control alarm device starts and cylinder 4 stop work, alarm device starts and reminds the staff, cylinder 4 stop work, circular saw 2 just no longer cuts the work piece promptly, it is inaccurate to have avoided the work piece cutting, cause the work piece to scrap, resources have been wasted. When the situation that the saw blade of the circular saw 2 is abraded or broken is diagnosed, the bolt is unscrewed, then the circular saw 2 is rotated to cut other intact saw blades on the circular saw 2, after the circular saw 2 is rotated, the threaded holes of the connecting seat 3 and the connecting column are still in relative positions, and then the circular saw 2 and the air cylinder 4 can be fixed again by screwing the bolt into the threaded holes, so that the circular saw 2 does not need to be replaced.
The foregoing is merely an example of the present invention, and common general knowledge in the field of known specific structures and characteristics is not described herein in any greater extent than that known in the art at the filing date or prior to the priority date of the application, so that those skilled in the art can now appreciate that all of the above-described techniques in this field and have the ability to apply routine experimentation before this date can be combined with one or more of the present teachings to complete and implement the present invention, and that certain typical known structures or known methods do not pose any impediments to the implementation of the present invention by those skilled in the art. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several changes and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.
Claims (6)
1. Cutter trouble intelligent diagnosis system, its characterized in that: the saw blade damage detection device comprises a processing table, a circular saw arranged on the processing table and a power device for driving the circular saw to horizontally reciprocate, wherein the processing table is provided with an infrared detector for detecting the damage of the saw blade and an alarm device controlled by the infrared detector;
the piston is connected with the power device through a connecting rod; the air storage box is provided with an air inlet and an air outlet, the air inlet and the air outlet are both positioned on one side where the piston is connected with the connecting rod, a one-way valve is arranged at the air inlet, the air outlet is communicated with a corrugated pipe, and a one-way valve is arranged at the communication position of the corrugated pipe and the air outlet; the circular saw is internally provided with a cavity and a gas jet port on the circumferential surface, the cavity is communicated with the corrugated pipe and the gas jet port respectively, the corrugated pipe is provided with a chip storage box, the chip storage box is close to the gas jet port, and an opening is formed in one side of the gas jet port.
2. The tool fault intelligent diagnostic system of claim 1, wherein: infrared detector includes infrared emitter, infrared receiver and controller, infrared emitter and infrared receiver are located respectively both sides around the circular saw, and infrared emitter and infrared receiver all are in the coplanar with the bottom saw bit of circular saw, the controller is used for controlling when detecting the sawtooth of circular saw has the damage alarm device.
3. The tool fault intelligent diagnostic system of claim 2, wherein: the air injection ports are distributed on the circumferential surface of the circular saw at intervals.
4. The tool fault intelligent diagnostic system of claim 3, wherein: the power device is also controlled by the controller.
5. The tool fault intelligent diagnosis system according to claim 3 or 4, characterized in that: the circular saw is detachably connected to the power device.
6. The tool fault intelligent diagnostic system of claim 5, wherein: the power device comprises an air cylinder, a connecting seat and a connecting column, wherein the connecting seat is fixed on the side face of a piston rod of the air cylinder, the end face of the connecting seat is a plane, a through hole in interference fit with the connecting column is formed in the center of the circular saw, threaded holes are formed in the corresponding positions of the connecting seat and the connecting column, and the connecting seat and the connecting column are fixed through bolts.
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CN201810392889.0A CN108621252B (en) | 2018-04-27 | 2018-04-27 | Intelligent tool fault diagnosis system |
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CN201810392889.0A CN108621252B (en) | 2018-04-27 | 2018-04-27 | Intelligent tool fault diagnosis system |
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CN108621252B true CN108621252B (en) | 2020-04-21 |
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CN112514630B (en) * | 2020-11-19 | 2022-08-12 | 深圳拓邦股份有限公司 | Blade detection method and device for mowing robot, mowing robot and medium |
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CN201969926U (en) * | 2011-02-28 | 2011-09-14 | 湖南博云东方粉末冶金有限公司 | Pneumatic chip removal device and hole machining device |
CN202388004U (en) * | 2011-12-27 | 2012-08-22 | 特新微电子(东莞)有限公司 | Tool breakage detection mechanism |
CN104400833A (en) * | 2014-11-21 | 2015-03-11 | 张家界福安家木业有限公司 | Old timber chained feeding and cement removing sawmill |
CN204640391U (en) * | 2015-05-30 | 2015-09-16 | 杭州沈大侠教育咨询有限公司 | A kind of carpenter's hand buck saw |
CN105538433A (en) * | 2015-12-04 | 2016-05-04 | 张家界福安家木业有限公司 | Old timber sawing machine |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010023186A (en) * | 2008-07-18 | 2010-02-04 | Makita Corp | Cutter |
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Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201969926U (en) * | 2011-02-28 | 2011-09-14 | 湖南博云东方粉末冶金有限公司 | Pneumatic chip removal device and hole machining device |
CN202388004U (en) * | 2011-12-27 | 2012-08-22 | 特新微电子(东莞)有限公司 | Tool breakage detection mechanism |
CN104400833A (en) * | 2014-11-21 | 2015-03-11 | 张家界福安家木业有限公司 | Old timber chained feeding and cement removing sawmill |
CN204640391U (en) * | 2015-05-30 | 2015-09-16 | 杭州沈大侠教育咨询有限公司 | A kind of carpenter's hand buck saw |
CN105538433A (en) * | 2015-12-04 | 2016-05-04 | 张家界福安家木业有限公司 | Old timber sawing machine |
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Effective date of registration: 20230721 Address after: 300350 540-13, Building 1, No. 7 Juxing Road, Xianshuigu Town, Jinnan District, Tianjin Patentee after: TIANJIN SHENGJUDA MACHINERY TOOL Co.,Ltd. Address before: 325000 Zhejiang Wenzhou marine science and Technology Pioneer Park C1 Patentee before: INSTITUTE OF LASER AND OPTOELECTRONICS INTELLIGENT MANUFACTURING, WENZHOU University |
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