CN1952593A - Laser detecting apparatus - Google Patents
Laser detecting apparatus Download PDFInfo
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- CN1952593A CN1952593A CN 200610156834 CN200610156834A CN1952593A CN 1952593 A CN1952593 A CN 1952593A CN 200610156834 CN200610156834 CN 200610156834 CN 200610156834 A CN200610156834 A CN 200610156834A CN 1952593 A CN1952593 A CN 1952593A
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Abstract
A laser detecting instrument is disclosed that comprises body, laser head, mechanical arm, delivery device, material receiving device, detecting clamping fixture, laser controller. Said laser head is mounted on the laser lifting device which can make the laser head move along the direction of the Z axis, the laser lifting device is mounted on the body supporting plate, the delivery device, the material receiving device and the detecting clamping fixture are also mounted on the body supporting plate, the mechanical arm includes the mechanical fingers, the Y axis supporting device, the Z axis supporting device, and the mechanical fingers mounted on the Y axis supporting device which makes the mechanical fingers move along the direction of the Y axis, the Y axis supporting device is mounted on the Z axis supporting device which is mounted on the body supporting plate to support the whole mechanical arm. The laser detecting instrument includes the control device which controls the movement of said laser head, the laser controller, the mechanical arm, the delivery device, the material receiving device, the detecting clamping fixture. The invention has high precision in detection, fast speed, flexible setting for parameters, simple and convenient operation, and it has the large market and good economic benefit.
Description
Technical field
The present invention relates to a kind of laser detecting apparatus, relate in particular to a kind of be used to the detect external diameter of a class and the laser detecting apparatus of form tolerance.
Background technology
Continuous development along with electronics industry, also corresponding the heightening of demand to pcb board, therefore the little brill of PCB manufacturer constantly increases, tackling various little brill checkout equipment demands mutually constantly increases, and the method speed of traditional manual detection is slow, precision is not high, and laser detection instrument in this respect is still blank.
Summary of the invention
Problem to be solved by this invention provides the laser detecting apparatus of axis products such as a kind of quick and precisely multi-functional detection little brill semi-manufacture of PCB and finished product.
Laser detecting apparatus of the present invention comprises body, laser head, mechanical arm, feed mechanism, receiving mechanism, detect anchor clamps, laser controller, described laser head is installed on can be on its laser elevating mechanism that moves along Z axle vertical direction, the laser elevating mechanism is installed on the body back up pad, feed mechanism, receiving mechanism, detecting anchor clamps is located on the body back up pad, mechanical arm comprises mechanical finger, Y-axis supporting mechanism, Z axle supporting mechanism, mechanical finger is located at for it along in the Y-axis supporting mechanism that Y direction moves, Y-axis supporting mechanism is installed in the Z axle supporting mechanism, Z axle supporting mechanism is installed on the body back up pad and supports whole mechanical arm, and laser detecting apparatus also comprises the above laser head of control, laser controller, mechanical arm, feed mechanism, receiving mechanism, detect the control device of clamp movement.
In the such scheme, described mechanical arm includes servomotor, the slide block that synchronous belt is housed in the Y-axis supporting mechanism and can be free to slide forwards, backwards along Y-axis, the driven by servomotor synchronizing wheel rotates the rotation that drives synchronous belt, the finger position action of the moving mechanical arm of slide block slip band, thereby realize moving of mechanical finger, lifting action and material folding and the blowing action of a plurality of cylinders to control mechanical finger respectively also is housed in the Y-axis supporting mechanism.
In the such scheme, described feed mechanism, receiving mechanism include servomotor, synchronous belt, slide block and place the tray rack of product, drive tray rack realization feeding rewinding thereby drive synchronous belt by control device control servomotor.
In the such scheme, be provided with ball screw in the described laser elevating mechanism, ball screw can forward and reversely rotate under the driving of servomotor, drive the laser head that is connected with ball screw and move up and down, thereby make the diverse location that laser head scans little brill product up and down realize the multiple spot measuring ability along Z-direction.
In the such scheme, described detection anchor clamps comprise V-shaped groove and pinch roller, stepper motor, and pinch roller compresses product to be measured and drive product rotation to be measured under step motor drive.
In the such scheme, described control device, also comprises as the lower part as the detector main control unit with CPU-PLC:
1), test section: by laser measuring apparatus is that laser head obtains to detect data;
2), data communication part: CPU-PLC reads the detection data by connection from laser control system;
3), pneumatic part: thereby the lifting by CPU-PLC control electromagnetic valve, cylinder control mechanical arm, the folding of mechanical finger and the actions such as degree of tightness of pinch roller;
4), servo operation part: position and the speed of controlling each servo-drive system by PLC.
Described control device also can external computing machine, to handle back detection data by the data communication part and be sent to computing machine, comprise in the computing machine that the scan-data to contactless laser head scanning gained carries out the processing unit of software processes, described processing unit comprises detection data judging, formula calculation, process capability form, and the oscillogram that generates according to the data that detected, can find out the distributed wave situation that institute's test item forms intuitively, preservation by the computer realization data, statistics, process capability computing and report printing.
In the such scheme, data communication partly adopts the RS232 communication.
The invention has the beneficial effects as follows: the present invention is a kind of light harvesting, machine,, calculate incorporate untouchable surveying instrument, can finish the half-finished external diameter value of the little brill of axis products such as PCB, the external diameter maximal value, the external diameter minimum value, mean value, tapering, out of roundness, the little external diameter value size detection that is drilled to product of the detection of concentricity and PCB, the speed that solves traditional manual detection is slow, the difficult problem that precision is not high, the multifunction that detects, the accuracy of detection height, speed is fast, flexible setting for parameters, simple to operation, the present invention can be very big the demand that satisfies the little brill industry production of PCB, have broad market and high economic benefit.
Description of drawings
Below in conjunction with the drawings and the specific embodiments the present invention is described in further detail:
Fig. 1 is the front view of the little brill detector of the laser in specific embodiment of the invention complete machine;
Fig. 2 is the left view of the little brill detector of the laser in specific embodiment of the invention complete machine;
Fig. 3 is the vertical view of the little brill detector of the laser in specific embodiment of the invention complete machine;
Fig. 4 is the little brill detector of the laser in specific embodiment of the invention complete machine control system figure;
Fig. 5 is the little brill detector of the laser in a specific embodiment of the invention operation characteristic parameter-relation chart;
Fig. 6 is mechanical arm and charging tray running orbit figure in the little brill detector of the laser in the specific embodiment of the present invention;
Fig. 7 is a laser head lifting synoptic diagram in the little brill detector of the laser in the specific embodiment of the present invention;
Fig. 8 is a laser detection product time control schematic diagram in the little brill detector of the laser in the specific embodiment of the invention;
Fig. 9 is the out of roundness oscillogram of 2 diverse locations of testing product in the little brill detector of the laser in the specific embodiment of the invention.
Wherein:
The 1--castor, pin cup 2--body 3--keyboard 4--test section main supporting plate 5--laser head
6--display bracket 7--display 8--mechanical arm 9--Z axle supporting mechanism
The 10--Y axle 11--of supporting mechanism cylinder I 12--cylinder I I 13--cylinder I II 14--cylinder I V
15--mechanical finger I 16--mechanical finger II 17--synchronous belt 18--slide block 19--servomotor I
20--pilot lamp 21--control knob switch 22--laser controller 23--computing machine 24--mouse
The axial driving box 27--X of the axial feed mechanism 26--X1 of 25--X1 is to synchronous belt 28--slide block
The axial receiving mechanism of 29--X1 direction tray rack 30--servomotor II 31--X2
The axial driving box 33--of 32--X2 synchronous belt 34--slide block 35--X2 direction tray rack
36--servomotor III 37--laser elevating mechanism 38--Z axle driving box 39--ball screw
The qualified charging tray of the 40--servo motor IV 41--V shape groove 42--of support sector cylinder 43--pinch roller 44--V shape groove 45--
The former charging tray 47--of 46--defective products charging tray I 48--defective products charging tray II 49--defective products charging tray III
50--CPU-PLC 51--servoamplifier I 52--servoamplifier II 53--servoamplifier III
54--servoamplifier IV 55--stepper motor drives 56--stepper motor
Embodiment
The present invention can be used as multiple axle class and detects, and is that example describes in this embodiment with the little brill detector of PCB.
As Fig. 1, Fig. 2, shown in Figure 3, the little brill detector of the laser of this embodiment is supporting the parts at whole detection position and the control electronic box of integral body by body 2, is provided with on the ground, is supported by 4 castors and 4 pin cups 1; Body 2 upper backup pads 4 are provided with: the contactless laser head 5 that be arranged on the axial feed mechanism 25 of mechanical arm 8, the X1 that can be free to slide on the test section main supporting plate 4, the axial receiving mechanism 31 of X2, moves along Z axle vertical direction and show the display 7 that detects data and be located at software for display result of determination on the display bracket 6, do not have material or alarm lamp 20 when unusual, detect anchor clamps.
In addition, be provided with the control knob switch 21 aspect the manual operation and the keyboard 3 and the mouse 24 of control operation software processes unit in the dead ahead of main supporting plate 4, under control knob switch 21, be provided with and be used to the laser controller 22 that reads the laser detection value and the laser head parameter value is set.
Fig. 1, shown in Figure 2, mechanical arm 8 are by each organization of extending along Y direction and Z-direction, and Z-direction is provided with the Z axle supporting mechanism 9 that supports whole mechanical arm, Z axle supporting mechanism 9 be arranged on back up pad 4 above; Y direction is provided with can be for mechanical finger along the Y-axis supporting mechanism 10 that Y direction moves freely, and Y direction supporting mechanism 10 is located in the Z axle supporting mechanism 9, directly is connected with Z axle supporting mechanism 9, and Y-axis supporting mechanism 10 supports the movable part of whole mechanical arm 8; The slide block 18 that Y-axis supporting mechanism is equipped with 10 inside rotating synchronous belt 17 and can be free to slide forwards, backwards along Y-axis, the finger position action of the moving mechanical arm of slide block slip band, cylinder 11I and cylinder I I12 control the lifting action of mechanical finger I15 and mechanical finger II16 respectively, the material folding of cylinder I II13 and cylinder I V14 control mechanical finger I15 and mechanical finger II16 and blowing action.In addition, mechanical arm 8 is provided with and can drives the mobile unit that whole mechanical finger moves forward and backward along Y direction, i.e. servomotor I19, and servomotor I19 drives synchronizing wheel and rotates the rotation that drives synchronous belt 17, thereby realizes moving of mechanical finger.
As shown in Figure 3, axial feed mechanism 25 of X1 and the axial receiving mechanism 31 of X2 are along the X-direction move left and right, the both is located on the main supporting plate 4, axial feed mechanism of X1 and the axial receiving mechanism of X2 are arranged in parallel along X-axis, now this is the front of the little brill detector of whole laser simultaneously with keyboard, is referred to as the X1 direction; Its opposite is the back of whole detector, is referred to as the X2 direction; Be located on the main supporting plate 4 X1 directions, claim that now the supporting mechanism on the X1 direction is the axial driving box 26 of X1; Synchronous belt 27 and slide block 28 are equipped with in the axial driving box of X1 26 inside, and the axial driving box of X1 is provided with the X1 direction tray rack 29 that is free to slide about on the X-direction, and the charging tray that is used to adorn product directly snaps on the tray rack and can reach the support fixation effect; X1 axially is provided with two charging tray tray racks and promptly is used to adorn qualified charging tray 45 and adorns former charging tray 46, in addition, is provided with the axially movable servomotor II30 as X1 in the front portion, right side of whole detector body.
The axial receiving mechanism 31 of X2 is located on the main supporting plate 4 X2 directions, claims that now the supporting mechanism on the X2 direction is the axial driving box 32 of X2.Synchronous belt 33 and slide block 34 are equipped with in the axial driving box of X2 32 inside, be provided with along the X2 that is free to slide on the X-direction axial tray rack 35 above the axial driving box 32 of X2, axially be provided with three charging tray tray racks promptly is used to put defective products charging tray I47, defective products charging tray II48, defective products charging tray III49 to X2, and the charging tray of dress product directly snaps on the tray rack and can reach the support fixation effect.In addition, be provided with as X2 axially movable servomotor III36 at the rear portion, right side of whole detector body.
Laser elevating mechanism 37 is located at main supporting plate 4 middle (perforate in the middle of the main supporting plate), the laser elevating mechanism is provided with the axial driving box of Z 38, the ball screw 39 that rotation z direction of principal axis moves is housed in the axial driving box of this Z, servomotor IV40 utilizes the control of servoamplifier, can positive and negatively drive freely, when servomotor IV40 one drives, the positive and negative rotation freely of the ball screw that is arranged in the Z axle driving box is driven, move up and down along Z-direction by the laser head that links to each other with this ball screw 39 like this 5, thereby make the diverse location that laser head 5 scans little brill product up and down reach the multiple spot measuring ability.
Shown in Figure 3, detect anchor clamps and comprise V-shaped groove 44 and the pinch roller of being located in the V-shaped groove support sector 41 43, pinch roller 43 is driven to compress product to be measured and driven by stepper motor 56 when needed by cylinder 42 and drives product rotation to be measured down.
Fig. 4 is the control system figure of the little brill detector of laser, and the laser detecting apparatus control device, also comprises as the lower part as the detector main control unit with CPU-PLC: test section, servo operation part, data communication part, pneumatic part.
1), test section: be that laser head 5 is finished mainly by laser measuring apparatus, this detector selects for use LS-7010 as the laser detection head, LS-7001 is as laser controller 22, and this laser head energy measurement object external diameter is in the 0.04-6mm scope, and the degree of accuracy of measurement is up to ± 0.5 μ m.
2), data communication part: its core is by the RS232 communication data to be transmitted, CPU-PLC reads the detection data by the RS232 connection from laser control system, and again it is sent to computer software by RS232 after handling, realize the preservation of data in the software, statistics, process capability computing and report printing.
3), pneumatic part: mainly be to utilize CPU-PLC control electromagnetic valve, cylinder etc., thereby control lifting, the folding of mechanical finger and the actions such as degree of tightness of pinch roller of mechanical arm.
4), servo operation part: control the position and the speed of each servo-drive system by PLC, other topworks of shared 4 driven by servomotor of this control system.
Among Fig. 4, CPU-PLC is as the detector main control unit, CPU-PLC directly connects servoamplifier 51 (the control mechanical arm moves), servoamplifier 52 (controlling former charging tray moves), servoamplifier 53 (control defective products charging tray moves), servoamplifier 54 (lifting of control laser head), stepper motor drives 55 (rotation of control pinch roller) and laser controller 22 (control laser head).
The servocontrol action at each position now is described respectively with four parts:
1, mechanical arm operation
The characterisitic parameter (target location, toggle speed, travelling speed, add-subtract time) of operation
Operation characteristic parameter-relation charts such as mechanical arm, charging tray when Fig. 5 is detection.
Now four above-mentioned parameters are simply explained:
The target location: refer to the servo position that will arrive, the branch of absolute position and relative position is arranged, vertical spacing of product and horizontal spacing relative position in the native system, all the other all use the absolute position.
Toggle speed: the speed that refers to servo startup
Travelling speed: the servo speed that travels at the uniform speed
The acceleration and deceleration time: divide acceleration time and deceleration time, the acceleration time refers to servo from starting to the required time that travels at the uniform speed, and refers to the time that stops from running to deceleration time.
Mechanical arm running orbit (referring to Fig. 6):
(1) getting material level puts: signal to servoamplifier 51 by PLC when beginning to detect, servoamplifier 51 sends pulsed quantity to servomotor after receiving signal, and servomotor I19 utilizes the positive and negative rotation freely of the control energy of servoamplifier 51 promptly to control mechanical finger I and moves to a1 position (target of setting is got material level and put) from a position (origin position)
(2) blowing is to the laser place: the same with the principle of top (1) point, and by servocontrol mechanical finger I drill jig to be detected is put into the laser place and promptly (fixes the V groove of material to be detected) from the a1 position to the a2 position.
(3) get material to the laser place: finish when drill bit detects, the same with above-mentioned principle by servocontrol then mechanical finger II material is folded up b3 position (rewinding target setting position) from the a2 position.
Remarks: above-mentioned running orbit summary explanation when being the mechanical arm testing product, the described mechanical arm of this laser detecting apparatus comprises mechanical finger I and mechanical finger II.
2, former charging tray operation
The parameter that also need set former charging tray operation before the former charging tray operation is the target location, toggle speed, travelling speed, add-subtract time etc.
Signal to servoamplifier 52 by PLC, servomotor II30 utilizes the control of servoamplifier 52 positive and negative rotation freely promptly to control mechanical arm along the directions X move left and right.The amount that moves is controlled servoamplifier by PLC, controls former charging tray by servoamplifier again.
3, defective products charging tray operation
Operation logic is the same with former charging tray operation logic.
4, laser head lifting
The target that the operational factor of laser head first setting laser head lifting before operation is promptly moved, toggle speed, travelling speed, add-subtract time etc.
Fig. 7 is the running orbit of laser head lifting.Signal to servoamplifier 54 by PLC, servomotor IV40 utilize the control of servoamplifier 54 can be positive and negative rotation freely promptly control laser head and move up and down along the vertical direction of product to be detected, the amount that moves is controlled by PLC.
Show the motion track synoptic diagram when laser head detects 2 locational external diameter values of drill bit, concentricity, out of roundness value among Fig. 7: 1. laser head moves on to 2. position from origin position when detecting A point position, detects when finishing behind the A point detection B point then laser head from 2. moving to 3. position.After set point was finished in detection, laser head was got back to origin position and is promptly 1. located, and the impact point of detection can be provided with.
Below in conjunction with Fig. 6 whole detection control procedure is described comprehensively:
Confirm the pneumatic part action, after software communication part and other part are errorless, begin to detect after under auto state, pressing " startup " button, be connected with the servoamplifier of each action by CPU-PLC, PLC signals to servoamplifier 51, servoamplifier received signal rear drive servomotor I19 rotates, servomotor I19 drives and can make Y begin to rotate to synchronous belt 17, the slide block 18 that is connected with synchronous belt moves freely before and after the Y direction, promptly controls mechanical finger I and moves to a1 place, target location from origin position a.Servoamplifier 52 receives PLC signal rear drive servomotor II30 rotation simultaneously, and according to predefined aim parameter, the former charging tray of servocontrol moves on to the a1 position from origin position.(mechanical arm and former charging tray move simultaneously and reach the target setting point) drops to former charging tray gripping drill bit to be detected by the pneumatic element control mechanical finger I of pneumatic part, rises by cylinder control mechanical finger I again.Servoamplifier 51 drives servomotor I19 and rotates freely, and control mechanical finger I moves to the a2 position by the a1 position, and under PLC control, mechanical finger is finished lifting and opening and closing movement.After detected drill bit was positioned over the a2 position, PLC signaled to step actuator 55, rotated thereby driver drives stepper motor 56 rotates drive pinch roller 43, and because of pinch roller 43 direct and detected drill bits contact, then pinch roller rotates and drives the drill bit rotation.
Generating laser gives off laser beam in the laser head 5, and the receiver receiving beam is when detecting drill bit, drill bit blocks the light beam of generating laser, the light beam that receiver receives changes, thereby draws the external diameter value of the drill bit that detects, and laser detection control of product schematic diagram as shown in Figure 8.
Because the product that detects rotation by the scanning of laser, just can detect the external diameter value of product point, concentricity value and out of roundness value, the out of roundness oscillogram when Fig. 9 is 2 diverse locations of measurement products.
The external diameter value can directly be read numerical value after by laser scanning.
The out of roundness value is with the testing product above external diameter maximal value that draws this point by laser scanning and after data processing that rotates a circle
D is bigAnd minimum value
D is little, the out of roundness value
△ DObtain through the formula operation in the software: Δ D=D
Greatly-D
Little
The concentricity value is to rotate a circle abovely with testing product, draws the maximum radial jitter values r of this point by the diameter run-out of laser scanning product point
1, smallest radial jitter values r
2, by formula Δ r=r
1-r
2Computing, thus draw the concentricity value Δ r of this point.
Taper value is by 2 different positions in the laser scanning drill bit gradient part, draws this external diameter value of 2, and this external diameter difference of 2 is this taper value of 2.
Because the external diameter value of the diverse location of detectable product, concentricity, out of roundness value (counting of detection set in PLC), as what be provided with is that multiple spot detects, after having detected a bit, give signal servoamplifier 54, by driving servomotor IV40 (not identifying on the figure) by PLC, servomotor IV40 drives ball screw and rotate (impact point of detection is set, and also must set in the software) up and down in PLC.In testing process, mechanical finger is gripping product to be detected on former charging tray back and forth, servoamplifier 51 drives servomotor II30, thereby make tray rack 29 along X1 direction move left and right, tray rack drives former charging tray 46 and qualified charging tray 45 move left and right on the X1 direction, thereby the product to be detected that the mechanical arm gripping is arranged behind the former charging tray, and reach mechanical arm and the product that detects OK is put in the qualified charging tray (remarks: the qualified charging tray of former charging tray and product is with being placed on the X1 tray rack 29) according to pre-set product rank charging tray, servoamplifier 53 drives servomotor IV36, thereby tray rack is moved freely along about the X2 direction, tray rack drives charging tray (defective products charging tray I47, defective products charging tray II48, defective products charging tray III49) along about the X2 direction, moves freely, servoamplifier 51 drives servomotor I19, driving mechanical finger moves forward and backward along the Y direction, thereby the product that mechanical finger is finished detection is positioned over selected charging tray (generally speaking, before detection, all can define the rank of charging tray charging, and the priority level of definition can not repeat).
In addition, the little brill detector of the laser of present embodiment comprises that the scan-data to contactless laser head scanning gained carries out the processing unit of software processes, described unit comprises the detection data judging of software gained, the formula calculation, the process capability form, and, can find out the distributed wave situation that institute's test item forms intuitively according to the oscillogram that the data that detected generate.
The advantage of the little brill detector of laser described in the present embodiment is the multifunction that detects, the accuracy of detection height, and speed is fast, and flexible setting for parameters is simple to operation, carry out the figure man-machine interface, system has data acquisition, storage, transmission, handle, analyze, statistics shows printing function.These above characteristics of this detector can be very big the demand that satisfies the little brill industry production of PCB, have broad market and high economic benefit.
In the above embodiment, mainly be that the semi-manufacture that detect the little brill of PCB with laser are example, the detection of finished product and half-finished detection method are similar.The little brill detector of above-mentioned laser mainly is the detection that is used for the PCB micro drill, but detects with the also available detector of cylindrical other axis products like the drill bit-like.Above-mentioned embodiment is that structure and the job state at the little brill detector of laser illustrates; can not limit protection scope of the present invention; the change of carrying out according to technical characterictic of the present invention for those skilled in the art is also in claim protection domain of the present invention.
Claims (8)
1, a kind of laser detecting apparatus comprises body, laser head, mechanical arm, feed mechanism, receiving mechanism, detection anchor clamps, laser controller, it is characterized in that: described laser head is installed on can be on its laser elevating mechanism that moves along Z axle vertical direction,
The laser elevating mechanism is installed on the body back up pad, and feed mechanism, receiving mechanism, detection anchor clamps are located on the body back up pad,
Mechanical arm comprises mechanical finger, Y-axis supporting mechanism, Z axle supporting mechanism, mechanical finger is located at for it along in the Y-axis supporting mechanism that Y direction moves, Y-axis supporting mechanism is installed in the Z axle supporting mechanism, Z axle supporting mechanism is installed on the body back up pad and supports whole mechanical arm, and laser detecting apparatus also comprises the control device of the above laser head of control, laser controller, mechanical arm, feed mechanism, receiving mechanism, detection clamp movement.
2, laser detecting apparatus according to claim 1, it is characterized in that: described mechanical arm includes servomotor, the slide block that synchronous belt is housed in the Y-axis supporting mechanism and can be free to slide forwards, backwards along Y-axis, the driven by servomotor synchronizing wheel rotates the rotation that drives synchronous belt, the finger position action of the moving mechanical arm of slide block slip band, thereby realize moving of mechanical finger, lifting action and material folding and the blowing action of a plurality of cylinders to control mechanical finger respectively also is housed in the Y-axis supporting mechanism.
3, as laser detecting apparatus as described in the claim 2, it is characterized in that: described feed mechanism, receiving mechanism include servomotor, synchronous belt, slide block and place the tray rack of product, drive tray rack realization feeding rewinding thereby drive synchronous belt by control device control servomotor.
4, as laser detecting apparatus as described in the claim 3, it is characterized in that: be provided with ball screw in the described laser elevating mechanism, ball screw can forward and reversely rotate under the driving of servomotor, drive the laser head that is connected with ball screw and move up and down, thereby make the diverse location that laser head scans little brill product up and down realize the multiple spot measuring ability along Z-direction.
5, as laser detecting apparatus as described in the claim 4, it is characterized in that: described detection anchor clamps comprise V-shaped groove and pinch roller, stepper motor, and pinch roller compresses product to be measured and drive product rotation to be measured under step motor drive.
6, as laser detecting apparatus as described in the arbitrary claim of claim 1 to 4, it is characterized in that: described control device, also comprises as the lower part as the detector main control unit with CPU-PLC:
1), test section: by laser measuring apparatus is that laser head obtains to detect data;
2), data communication part: CPU-PLC reads the detection data by connection from laser control system;
3), pneumatic part: thus lifting, the folding of mechanical finger and the actions such as degree of tightness of pinch roller by CPU-PLC control electromagnetic valve, cylinder control mechanical arm;
4), servo operation part: position and the speed of controlling each servo-drive system by PLC.
7, as laser detecting apparatus as described in the claim 6, it is characterized in that: described control device also can external computing machine, to handle back detection data by the data communication part and be sent to computing machine, comprise in the computing machine that the scan-data to contactless laser head scanning gained carries out the processing unit of software processes, described processing unit comprises detection data judging, formula calculation, process capability form, and generates oscillogram according to the data that detected.
8, as laser detecting apparatus as described in the claim 7, it is characterized in that: described data communication partly adopts the RS232 communication.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006101568347A CN100513992C (en) | 2006-11-14 | 2006-11-14 | Laser detecting apparatus |
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|---|---|---|---|
| CNB2006101568347A CN100513992C (en) | 2006-11-14 | 2006-11-14 | Laser detecting apparatus |
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| CN1952593A true CN1952593A (en) | 2007-04-25 |
| CN100513992C CN100513992C (en) | 2009-07-15 |
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| CNB2006101568347A Expired - Fee Related CN100513992C (en) | 2006-11-14 | 2006-11-14 | Laser detecting apparatus |
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