CN103383324A - Automatic diamond cutter head welding strength detector - Google Patents
Automatic diamond cutter head welding strength detector Download PDFInfo
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- CN103383324A CN103383324A CN2013102960453A CN201310296045A CN103383324A CN 103383324 A CN103383324 A CN 103383324A CN 2013102960453 A CN2013102960453 A CN 2013102960453A CN 201310296045 A CN201310296045 A CN 201310296045A CN 103383324 A CN103383324 A CN 103383324A
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Abstract
Belonging to the field of operation techniques, the invention provides an automatic diamond cutter head welding strength detector, and solves the problem of low detection efficiency in existing strength detectors. The automatic diamond cutter head welding strength detector includes a frame and a fixture for fixing a diamond saw blade. The frame is provided with a driving mechanism for driving the fixture to rotate. The frame is equipped with a chuck assembly that can be clamped at the periphery of the diamond saw blade matrix. The strength detector also includes a PLC based control cabinet, a pressure sensor and a pressure head. The frame is equipped with an air cylinder assembly that can drive the pressure head to move up and down. The pressure head and the air cylinder assembly are connected by the pressure sensor. The air cylinder assembly is in connection with electromagnetic valves. The electromagnetic valves and the pressure sensor are all in electrical connection with the PLC. The automatic diamond cutter head welding strength detector has the advantages of high detection efficiency and high detection accuracy. Due to employment of air cylinder driving, the automatic diamond cutter head welding strength detector has the advantages of low production cost.
Description
Technical field
The invention belongs to the operation technique field, relate to a kind of intensity detector, particularly a kind of automatic diamond segment weld strength detector.
Background technology
Along with the development of science and technology, the raising of commercial production levels, the cast-cutting saw slice, the thin drilling bit that adopt man-made diamond to make cutter head are widely applied.Especially use extremely extensive in the building decoration industry.
Diamond saw blade comprises matrix and the soldering diamond segment on substrate.Pertinent literature about diamond saw blade is more, as State Standard of the People's Republic of China (GB/T11270-2002 superabrasive article diamond disc).Put down in writing the welding saw blade in first, welding saw blade shape and basic size classification etc.Put down in writing in second portion 5.4 security performances require and need carry out the test of sawtooth bond strength, the test number of teeth less than 3/4 of total number of teeth, and is divided into the test of positive and negative two aspects greater than the I/2 of total number of teeth.Detect at second portion 6.6 sawtooth and substrate combinating strength, be not less than other testing tools of this instrument with ZMC-A type diamond saw blade sawtooth bond strength analyzer or performance, and provided detection method.Although device can detect bond strength; But exist the low problem of detection efficiency.
Summary of the invention
The present invention proposes a kind of automatic diamond segment weld strength detector, the technical problem to be solved in the present invention is how to improve detection efficiency.
Purpose of the present invention can realize by following technical proposal: a kind of automatic diamond segment weld strength detector, it is characterized in that, this intensity detector comprises frame and is used for the fixture of fixed diamond saw blade, and frame is provided with the driving mechanism that drives the fixture rotation; Described frame is provided with the chuck component that can be clamped in place, diamond saw blade substrate outer edge; This intensity detector also comprises switch board, pressure transducer and the pressure head based on PLC; Described frame is provided with the cylinder assembly that the energy drive ram moves up and down; Pressure head is connected by pressure transducer with cylinder assembly; The cylinder assembly first line of a couplet is connected to solenoid valve; Described solenoid valve and pressure transducer all electrically connect with PLC.
In above-mentioned automatic diamond segment weld strength detector, described chuck component comprises upper grip, lower chuck and the first line slideway that vertically arranges; The guide rail of the first line slideway is fixed on frame, and upper grip is fixedly connected with the slippery fellow of the first line slideway, and lower chuck is fixed on frame; Frame is provided with and drives the first cylinder that upper grip moves up and down.
In above-mentioned automatic diamond segment weld strength detector, described chuck component also comprises the guide plate with pilot hole, and pressure head is located in pilot hole, and guide plate is fixedly connected with the slippery fellow of the first line slideway; Pressure head is fixedly connected with guide plate.Thus, above-mentioned upper grip is fixedly connected with the slippery fellow by guide plate.
In above-mentioned automatic diamond segment weld strength detector, described pressure head is fixedly connected with pressure transducer, is connected by connecting rod between pressure transducer and cylinder assembly.
In above-mentioned automatic diamond segment weld strength detector, described connecting rod sleeve is provided with orienting lug, and orienting lug is fixed on frame.
In above-mentioned automatic diamond segment weld strength detector, described cylinder assembly comprises at least 2 the second cylinders, and all second cylinder series connection arrange; The cylinder body of the second cylinder is fixed on frame, and the piston rod of two the second cylinders in up and down can lean.
In above-mentioned automatic diamond segment weld strength detector, the quantity of described the second cylinder is 2～5.
In above-mentioned automatic diamond segment weld strength detector, described the second cylinder makes the air intake opening first line of a couplet that piston rod stretches out be connected to 1～3 draft tube, all is in series with solenoid valve on every draft tube, also is in series with flow control valve on the partial-air admission pipe.
In above-mentioned automatic diamond segment weld strength detector, all second cylinder piston diameters are from bottom to top gradually the mode of dwindling and arrange.
In order to make the suitable diamond saw blade that detects in the certain diameter scope of this automatic diamond segment weld strength detector; In above-mentioned automatic diamond segment weld strength detector, described frame comprises fixed mount and tressel, is connected by the second line slideway assembly between fixed mount and tressel; Also be provided with the first screw mandrel screw driven unit between fixed mount and tressel; Fixture and driving mechanism all are arranged on tressel; Cylinder assembly and chuck component are arranged on fixed mount.
In above-mentioned automatic diamond segment weld strength detector, described fixture comprises basal disc and magnet, the basal disc upper surface circumferentially is distributed with several magnet mounting holes, magnet is arranged in the magnet mounting hole, is filled with magnetic shield and magnet is fixedly connected with basal disc between magnet and magnet mounting hole sidewall.
In above-mentioned automatic diamond segment weld strength detector, described driving mechanism comprises reducer casing and motor, and the casing of electric machine casing and reducer casing is fixed on tressel, and basal disc is fixedly connected with the output shaft of reducer casing; The rotating shaft of motor is connected with the input shaft of reducer casing; Motor and PLC electrically connect.
In above-mentioned automatic diamond segment weld strength detector, described frame comprises fixed mount and tressel, is connected by the second line slideway assembly between fixed mount and tressel; Also be provided with the first screw mandrel screw driven unit between fixed mount and tressel; Fixture and driving mechanism all are arranged on fixed mount; Cylinder assembly and chuck component are arranged on tressel.
In above-mentioned automatic diamond segment weld strength detector, described fixture comprises basal disc, depression bar and platen, and basal disc is positioned on fixed mount by bearing, and depression bar is located in the center of basal disc, and the upper end of depression bar can be connected with platen; The bottom is arranged with spring, and upper end and the basal disc of spring lean, and the bottom of lower end and depression bar leans; Be fixed with the discharging cylinder that depression bar can be made progress jack-up on fixed mount.
In above-mentioned automatic diamond segment weld strength detector, described driving mechanism comprises motor, and electric machine casing is fixed on fixed mount, all is fixed with belt wheel on basal disc and machine shaft, is arranged with driving-belt on belt wheel; Motor and PLC electrically connect.
In above-mentioned automatic diamond segment weld strength detector, a side of described fixture is provided with the laser sensor for detection of the cutter head position, and laser sensor and PLC electrically connect; Be connected by the position adjustments assembly that can adjust the laser sensor position between described laser sensor and frame.
In above-mentioned automatic diamond segment weld strength detector, described pressure head below is provided with probe, described frame be provided with can make probe and cutter head lower surface against the 3rd cylinder; Also be provided with the resistance scale with the probe mechanical connection on described frame, resistance scale and PLC electrically connect.
Compared with prior art, this automatically a diamond segment weld strength detector to have a detection efficiency high, the advantage that accuracy of detection is high.This automatic diamond segment weld strength detector has advantages of that owing to adopting air cylinder driven production cost is low.
Description of drawings
Fig. 1 is the perspective view of this automatic diamond segment weld strength detector.
Fig. 2 is the side-looking structural representation of this automatic diamond segment weld strength detector.
Fig. 3 is this automatic diamond segment weld strength detector control principle schematic diagram.
Fig. 4 is this automatic diamond segment weld strength detector laser sensor place structural representation.
Fig. 5 is this automatic diamond segment weld strength detector probe place structural representation.
Fig. 6 is the another kind of structural representation of this automatic diamond segment weld strength detector fixture.
In figure, 1, frame; 1a, fixed mount; 1b, tressel; 2, fixture; 2a, basal disc; 2b, platen; 2c, magnet; 2d, magnetic shield; 2e, positioning convex; 3, pressure transducer; 4, cylinder assembly; 4a, the second cylinder; 4b, cylinder erecting frame; 5, the second line slideway assembly; 6, the first screw mandrel screw driven unit; 7, shake the hand; 8, discharging cylinder; 9, motor; 10, upper grip; 11, lower chuck; 12, the first line slideway; 13, the first cylinder; 14, guide plate; 15, orienting lug; 16, solenoid valve; 17, flow control valve; 18, probe; 19, the 3rd cylinder; 20, resistance scale; 21, laser sensor; 22, position adjustments assembly; 23, diamond saw blade; 24, pressure head.
Embodiment
Be below specific embodiments of the invention and by reference to the accompanying drawings, technical scheme of the present invention is further described, but the present invention be not limited to these embodiment.
As depicted in figs. 1 and 2, this automatically diamond segment weld strength detector comprise frame 1, be used for fixed diamond saw blade 23 fixture 2, be used for driving fixture 2 rotations driving mechanism, be used for being clamped in chuck component, the switch board based on PLC, pressure transducer 3, the pressure head 24 at diamond saw blade 23 places, matrix outer edge and be used for the cylinder assembly 4 that drive ram 24 moves up and down.
In order to make this intensity detector be fit to detect the diamond saw blade 23 of different-diameter.Frame 1 comprises fixed mount 1a and tressel 1b.Be connected by the second line slideway assembly 5 between fixed mount 1a and tressel 1b.Also be provided with the first screw mandrel screw driven unit 6 between fixed mount 1a and tressel 1b; The first screw mandrel screw driven unit 6 comprises the screw mandrel that is positioned on fixed mount 1a, and screw is fixedly connected with tressel 1b, and an end of screw mandrel is fixedly connected with shakes the hand 7.Shaking the hand by rotation 7 moves horizontally tressel 1b.According to actual conditions, fixture 2 and driving mechanism all are arranged on fixed mount 1a, and cylinder assembly 4 and chuck component are arranged on tressel 1b; Or fixture 2 and driving mechanism all are arranged on tressel 1b; Cylinder assembly 4 and chuck component are arranged on fixed mount 1a.
Specifically, fixture 2 comprises basal disc 2a, depression bar and platen 2b, and basal disc 2a is positioned on fixed mount 1a by bearing, and depression bar is located in the center of basal disc 2a, and the upper end of depression bar can be connected with platen 2b; The bottom is arranged with spring, and the upper end of spring and basal disc 2a lean, and the bottom of lower end and depression bar leans; Be fixed with the discharging cylinder 8 that depression bar can be made progress jack-up on fixed mount 1a.During clamping diamond saw blade 23, discharging cylinder 8 upwards pushes up depression bar, take off platen 2b, load onto and be loaded on platen 2b after diamond saw blade 23 platen 2b is connected with depression bar, the piston rod retraction of last discharging cylinder 8, depression bar pulls down under the effect of spring, and diamond saw blade 23 is clipped between basal disc 2a and platen 2b firmly.
Driving mechanism comprises motor 9, and motor 9 housings are fixed on fixed mount 1a, all is fixed with belt wheel in basal disc 2a and motor 9 rotating shafts, is arranged with driving-belt on belt wheel; Motor 9 electrically connects with PLC.After a cutter head was completed in detection, PLC controlled motor 9 rotating shaft rotation set angles, and motor 9 rotating shafts drive basal disc 2a and diamond saw blade 23 rotations by belt wheel and belt, and next cutter head is positioned under pressure head 24.
Chuck component comprises upper grip 10, lower chuck 11 and the first line slideway 12 that vertically arranges.Specifically, the guide rail of the first line slideway 12 is fixed on the tressel 1b of frame 1; Upper grip 10 is fixedly connected with the slippery fellow of the first line slideway 12, and lower chuck 11 is fixed on frame 1; Frame 1 is provided with and drives the first cylinder 13 that upper grip 10 moves up and down.The cylinder body of the first cylinder 13 is fixed on tressel 1b, and piston rod is fixedly connected with the slippery fellow; The piston rod of the first cylinder 13 is flexible realize upper grip 10 near or away from lower chuck 11, namely clamp or unclamp diamond saw blade 23.Clamp diamond saw blade 23 places, matrix outer edge by chuck component, cause when avoiding the punching press cutter head diamond saw blade 23 matrixes distortion excessive and cause detect inaccurate.
In order to improve the stability of foxy elevating movement, chuck component also comprises the guide plate 14 with pilot hole, and pressure head 24 is located in pilot hole, and guide plate 14 is fixedly connected with the slippery fellow of the first line slideway 12; Pressure head 24 is fixedly connected with guide plate 14.Thus, above-mentioned upper grip 10 is fixedly connected with the slippery fellow by guide plate 14.
The piston rod vertical motion of cylinder assembly 4; Pressure head 24 is connected by pressure transducer 3 with cylinder assembly 4.Specifically, pressure head 24 is fixedly connected with pressure transducer 3, is connected by connecting rod between pressure transducer 3 and cylinder assembly 4.The stability of transmitting in order to improve link motion stability and raising power, connecting rod sleeve is provided with orienting lug 15, and orienting lug 15 is fixed on the tressel 1b of frame 1.
As shown in Figure 1 to Figure 3, for the acting forces that can produce larger acting force and organize different numerical value more by combination results, the quantity of the second cylinder 4a is preferred 2～5 so.All second cylinder 4a piston diameters are from bottom to top gradually the mode of dwindling and arrange.Under same pressure and airflow function, the piston diameter of cylinder is larger, and the acting force of generation is larger, but speed of feed is slower; The piston diameter of cylinder is less, and the acting force of generation is less, but speed of feed is very fast.Make the air intake opening first line of a couplet that piston rod stretches out be connected to 1～3 draft tube at the second cylinder 4a, all be in series with solenoid valve 16 on every draft tube, also be in series with flow control valve 17 on the partial-air admission pipe; Reduce gas flow by adjust flux variable valve 17, and then reduce the speed of feed of the less cylinder of piston diameter; Finally reach pressure head 24 speed under different acting forces promote basic identical.Fig. 3 is that each second cylinder 4a air intake opening first line of a couplet is connected to 3 draft tube, is in series with flow control valve 17 on two draft tube with two cylinder signals.
Solenoid valve 16 and pressure transducer 3 all electrically connect with PLC.Exert pressure based on arranging in the switch board of PLC, PLC selects suitable solenoid valve 16 according to the setting value of exerting pressure, and the pressure that cylinder assembly 4 can be produced is slightly larger than the value of exerting pressure is set.Cylinder assembly 4 promotes pressure head 24 and presses down in process, pressure transducer 3 sensed pressure, and when the real-time pressure that detects was equal to or greater than the setting value of exerting pressure, PLC controls corresponding solenoid valve 16 bounced back the second cylinder 4a piston rod in cylinder assembly 4; Complete thus the detection of a cutter head.And then, PLC controls motor 9 rotating shaft rotation set angles, and motor 9 rotating shafts drive basal disc 2a and diamond saw blade 23 rotations by belt wheel and belt, and next cutter head is positioned under pressure head 24.
Originally diamond segment weld strength detector is when detecting a cutter head state in 0.5 second automatically, and pressure transducer 3 senses detect the real time data that obtains and bounce back with the interior second cylinder 4a piston rod that just can make greater than setting value of exerting pressure 10%.Originally diamond segment weld strength detector is when detecting a cutter head state in 1 second automatically, and pressure transducer 3 senses detect the real time data that obtains and bounce back with the interior second cylinder 4a piston rod that just can make greater than setting value of exerting pressure 3%.Have advantages of that thus accuracy of detection is high.
As shown in Figure 5, pressure head 24 belows are provided with probe 18, frame 1 be provided with can make probe 18 and cutter head lower surface against the 3rd cylinder 19; Also be provided with the resistance scale 20 with probe 18 mechanical connections on frame 1, resistance scale 20 electrically connects with PLC.After chuck component clamped diamond saw blade 23 matrixes, the 3rd cylinder 19 drove probes 18 and moves upward, make probe 18 and cutter head lower surface against; Pressure head 24 presses down and makes cutter head generation deformation, and then promote probe 18 and move downward, the feeler that drives thus resistance scale 20 slides, and namely this deformation quantity is measured by resistance scale 20, in the switch board based on PLC, deformation quantity is set, this numerical value can be used for guaranteeing to detect the security of cutter head; Whether also can detect the cutter head weld strength by deformation quantity meets the requirements.
As shown in Figure 4, automatically relative with pressure head 24 in order to make cutter head, a side of fixture 2 is provided with the laser sensor 21 for detection of the cutter head position, and laser sensor 21 electrically connects with PLC; Be connected by the position adjustments assembly 22 that can adjust laser sensor 21 positions between laser sensor 21 and frame 1.Position adjustments assembly 22 is cylinder or screw mandrel screw assembly and cylinder.
Embodiment two
The present embodiment is basic identical with structure and the principle of embodiment one, and different place is: as shown in Figure 6, fixture 2 comprises basal disc 2a and magnet 2c, and basal disc 2a center has and diamond saw blade 23 center pits positioning convex 2e adaptably.Basal disc 2a upper surface circumferentially is distributed with several magnet 2c mounting hole, and magnet 2c is arranged in magnet 2c mounting hole, is filled with magnetic shield 2d and magnet 2c is fixedly connected with basal disc 2a between magnet 2c and magnet 2c mounting hole sidewall.Driving mechanism comprises reducer casing and motor 9, and the casing of motor 9 housings and reducer casing is fixed on tressel 1b, and basal disc 2a is fixedly connected with the output shaft of reducer casing; The rotating shaft of motor 9 is connected with the input shaft of reducer casing; Motor 9 electrically connects with PLC.
Claims (10)
1. automatic diamond segment weld strength detector, it is characterized in that, this intensity detector comprises frame (1) and is used for the fixture (2) of fixed diamond saw blade (23), and frame (1) is provided with the driving mechanism that drives fixture (2) rotation; Described frame (1) is provided with the chuck component that can be clamped in place, diamond saw blade (23) matrix outer edge; This intensity detector also comprises switch board, pressure transducer (3) and the pressure head (24) based on PLC; Described frame (1) is provided with the cylinder assembly (4) that energy drive ram (24) moves up and down; Pressure head (24) is connected by pressure transducer (3) with cylinder assembly (4); Cylinder assembly (4) first line of a couplet is connected to solenoid valve (16); Described solenoid valve (16) and pressure transducer (3) all electrically connect with PLC.
2. automatic diamond segment weld strength detector according to claim 1, is characterized in that, described chuck component comprises upper grip (10), lower chuck (11) and the first line slideway (12) that vertically arranges; The guide rail of the first line slideway (12) is fixed on frame (1), and upper grip (10) is fixedly connected with the slippery fellow of the first line slideway (12), and lower chuck (11) is fixed on frame (1); Frame (1) is provided with and drives the first cylinder (13) that upper grip (10) moves up and down.
3. automatic diamond segment weld strength detector according to claim 2, it is characterized in that, described chuck component also comprises the guide plate (14) with pilot hole, pressure head (24) is located in pilot hole, and guide plate (14) is fixedly connected with the slippery fellow of the first line slideway (12); Pressure head (24) is fixedly connected with guide plate (14).
4. according to claim 1 and 2 or 3 described automatic diamond segment weld strength detectors, is characterized in that, described cylinder assembly (4) comprises at least 2 the second cylinders (4a), and all the second cylinder (4a) series connection arrange; The cylinder body of the second cylinder (4a) is fixed on frame (1), and the piston rod of two the second cylinders in up and down (4a) can lean.
5. automatic diamond segment weld strength detector according to claim 4, it is characterized in that, described the second cylinder (4a) makes the air intake opening first line of a couplet that piston rod stretches out be connected to 1～3 draft tube, all be in series with solenoid valve (16) on every draft tube, also be in series with flow control valve (17) on the partial-air admission pipe.
6. automatic diamond segment weld strength detector according to claim 4, is characterized in that, all the second cylinder (4a) piston diameters are from bottom to top gradually the mode of dwindling and arrange.
7. according to claim 1 and 2 or 3 described automatic diamond segment weld strength detectors, it is characterized in that, described frame (1) comprises fixed mount (1a) and tressel (1b), is connected by the second line slideway assembly (5) between fixed mount (1a) and tressel (1b); Also be provided with the first screw mandrel screw driven unit (6) between fixed mount (1a) and tressel (1b); Fixture (2) and driving mechanism all are arranged on tressel (1b); Cylinder assembly (4) and chuck component are arranged on fixed mount (1a).
8. according to claim 1 and 2 or 3 described automatic diamond segment weld strength detectors, it is characterized in that, frame (1) comprises fixed mount (1a) and tressel (1b), is connected by the second line slideway assembly (5) between fixed mount (1a) and tressel (1b); Also be provided with the first screw mandrel screw driven unit (6) between fixed mount (1a) and tressel (1b); Fixture (2) and driving mechanism all are arranged on fixed mount (1a); Cylinder assembly (4) and chuck component are arranged on tressel (1b).
9. according to claim 1 and 2 or 3 described automatic diamond segment weld strength detectors, it is characterized in that, one side of described fixture (2) is provided with the laser sensor (21) for detection of the cutter head position, and laser sensor (21) electrically connects with PLC; Be connected by the position adjustments assembly (22) that can adjust laser sensor (21) position between described laser sensor (21) and frame (1).
10. according to claim 1 and 2 or 3 described automatic diamond segment weld strength detectors, it is characterized in that, described pressure head (24) below is provided with probe (18), described frame (1) be provided with can make probe (18) and cutter head lower surface against the 3rd cylinder (19); Also be provided with the resistance scale (20) with probe (18) mechanical connection on described frame (1), resistance scale (20) electrically connects with PLC.
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| CN104568742A (en) * | 2015-01-12 | 2015-04-29 | 佛山市南海日东工具制造有限公司 | Welding strength detector |
| CN104568470A (en) * | 2015-01-22 | 2015-04-29 | 杭州沃镭智能科技股份有限公司 | Pressure testing mechanism for online vacuum booster assembly performance detection device |
| CN104759795A (en) * | 2015-04-03 | 2015-07-08 | 项俊俊 | Diamond tool bit conveying device and control strategy for the same |
| CN105021463A (en) * | 2014-04-28 | 2015-11-04 | 深圳市金洲精工科技股份有限公司 | Welding strength detection mechanism |
| CN105928806A (en) * | 2016-04-25 | 2016-09-07 | 淄博市新材料研究所 | Detection apparatus for reliability of welding positions of metal and application method thereof |
| CN107044938A (en) * | 2016-02-05 | 2017-08-15 | 襄阳东昇机械有限公司 | A kind of nut-welding intensity pressure testing machine |
| CN108693024A (en) * | 2018-05-21 | 2018-10-23 | 项大清 | A kind of diamond saw blade parameter detection device |
| CN108760493A (en) * | 2018-05-18 | 2018-11-06 | 丹阳市宝利锯业机械有限公司 | A kind of sawtooth weld strength detector |
| CN108917682A (en) * | 2018-05-21 | 2018-11-30 | 项大清 | Diamond saw blade parameter detection device |
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| CN105021463A (en) * | 2014-04-28 | 2015-11-04 | 深圳市金洲精工科技股份有限公司 | Welding strength detection mechanism |
| CN105021463B (en) * | 2014-04-28 | 2018-02-23 | 深圳市金洲精工科技股份有限公司 | A kind of weld strength testing agency |
| CN104568742A (en) * | 2015-01-12 | 2015-04-29 | 佛山市南海日东工具制造有限公司 | Welding strength detector |
| CN104568470A (en) * | 2015-01-22 | 2015-04-29 | 杭州沃镭智能科技股份有限公司 | Pressure testing mechanism for online vacuum booster assembly performance detection device |
| CN104568470B (en) * | 2015-01-22 | 2017-03-08 | 杭州沃镭智能科技股份有限公司 | A kind of stress test mechanism of vacuum booster assembly performance on-line measuring device |
| CN104759795A (en) * | 2015-04-03 | 2015-07-08 | 项俊俊 | Diamond tool bit conveying device and control strategy for the same |
| CN107044938A (en) * | 2016-02-05 | 2017-08-15 | 襄阳东昇机械有限公司 | A kind of nut-welding intensity pressure testing machine |
| CN105928806A (en) * | 2016-04-25 | 2016-09-07 | 淄博市新材料研究所 | Detection apparatus for reliability of welding positions of metal and application method thereof |
| CN105928806B (en) * | 2016-04-25 | 2018-06-15 | 淄博市新材料研究所 | A kind of metal welding position reliability detecting device and its application method |
| CN108760493A (en) * | 2018-05-18 | 2018-11-06 | 丹阳市宝利锯业机械有限公司 | A kind of sawtooth weld strength detector |
| CN108693024A (en) * | 2018-05-21 | 2018-10-23 | 项大清 | A kind of diamond saw blade parameter detection device |
| CN108917682A (en) * | 2018-05-21 | 2018-11-30 | 项大清 | Diamond saw blade parameter detection device |
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| CN103383324B (en) | 2016-08-17 |
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