CN205333576U - Ultrasonic flaw -detecting machine drive arrangement - Google Patents
Ultrasonic flaw -detecting machine drive arrangement Download PDFInfo
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- CN205333576U CN205333576U CN201521112294.3U CN201521112294U CN205333576U CN 205333576 U CN205333576 U CN 205333576U CN 201521112294 U CN201521112294 U CN 201521112294U CN 205333576 U CN205333576 U CN 205333576U
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- going barrel
- sprocket wheel
- cable
- motor
- actuating device
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Abstract
The utility model belongs to the technical field of the ultrasonic inspection technique and specifically relates to an ultrasonic flaw -detecting machine drive arrangement, including the probe rod and with probe rod rigid connection's cable tow chain, the cable tow chain coils on the outer periphery of going barrel, the going barrel is advanced through sprocket clutch drive cable tow chain by motor drive, motor, the motor is retreated through going barrel drive cable tow chain, the motor advances through sprocket clutch drive cable tow chain, speed can reach 100mms the most greatly, speed unstability unsafe problem that results in detecting a flaw when avoiding the cable tow chain by the going barrel direct drive, during the extraction, the going barrel is retreated through cable tow chain drive probe rod, and recessional dead slow is 2mms, adopts this kind of driving method for the speed of detecting a flaw changes at the 2mms -100mms within range, realizes broad width speed change and has improved the precision of detecting a flaw, and by the recessional speed of torque limiter restriction, it is stable that speed is retreated to the probe rod simultaneously, and it is more accurate to detect a flaw.
Description
Technical field
This utility model relates to ultrasonic examination technical field, especially a kind of driving device for hollow axle flaw detector。
Background technology
When hole-bored axle from end to end is detected, flaw detection head is inserted in the hollow-core construction of hole-bored axle from end to end, then rotate flaw detection head be threadingly advanced and detect a flaw, such as " 201120317694.3rd " number, name be called the utility model patent of " a kind of high efficiency hollow-axle ultrasonic flaw-detecting machine " disclose a kind of can accurately, the hollow-axle ultrasonic flaw-detecting machine of high efficient detection CRH2 type hole-bored axle from end to end transverse defect, including driving mechanism, detecting and controlling system, feeler lever, it is arranged on the feed mechanism on described driving mechanism, assistance mechanical arm and computer monitor；Described feed mechanism includes housing, be located in described housing transmission component and feeding motor；Described feeler lever one end is provided with probe carrier, the other end is connected with described feeding motor by described transmission component, it is provided with electric rotating machine in described feeler lever, the other end of described feeler lever and described feed mechanism are correspondingly provided with the chain plug and cable plug that cooperate, and described feeler lever is connected by described chain plug and cable plug with described feed mechanism。
But technique scheme yet suffers from some technical problems: when 1, using going barrel to drive chain to advance, the number of turns of the cable-pulling chain coiling on going barrel can tail off gradually, the pace of chain can be slack-off, so the speed of probe can be slack-off, the speed of travel of probe is unstable, impact flaw detection precision；When 2, retreating, the number of turns of the coiling of the cable-pulling chain on going barrel can become many gradually, and astern speed can accelerate, and the too fast flaw detection precision that can affect probe of feeler lever astern speed；3, heavy-duty motor can not be adopted to drive, because the too fast meeting of pace causes the chain generation gryposis on going barrel, but during flaw detection, reduce that hole-bored axle from end to end is about the review time detected a flaw in 2000mm interval is particularly significant。Therefore, the purpose of flaw detection precision during in order to reach to check the high-speed mobile of starting point and actual inspection, devise the ultrasonic examination machine actuating device being capable of wide cut velocity variations。
Utility model content
The purpose of this utility model is the defect overcoming prior art to exist, it is provided that a kind of speed provided when checking starting point and be capable of the ultrasonic examination machine actuating device of wide cut velocity variations。
In order to realize the purpose of this utility model, be the technical scheme is that
Ultrasonic examination machine actuating device of the present utility model includes feeler lever and cable-pulling chain rigidly connected with described feeler lever, described cable-pulling chain is coiled on the outer circumference surface of going barrel, described going barrel is driven by motor, described motor drives described cable-pulling chain to advance by sprocket wheel clutch, and described motor drives described cable-pulling chain to retreat by going barrel。
The main shaft of motor described in the utility model is coupled with the power input shaft of described going barrel by one-way clutch。
The both sides of cable-pulling chain described in the utility model are provided with the actuator that the sprocket with described sprocket wheel clutch coordinates, described motor drives described sprocket wheel clutch to rotate by Timing Belt, during advance, described sprocket wheel clutch interlocks, described sprocket wheel clutch is advanced by actuator driving cable drag chain, now described one-way clutch separates, and described going barrel dallies。
When this utility model retreats, described one-way clutch interlocks, and described motor drives described going barrel to rotate by described one-way clutch, and described going barrel drives described cable-pulling chain to retreat, now described sprocket wheel clutch separation dallying。
Being additionally provided with torque limiter on the power input shaft of going barrel described in the utility model, when during retrogressing, the driving force of described motor is more than the rated pressure of described torque limiter, the skid power of its transmission of described torque limiter reduces。
The main shaft of motor described in the utility model is provided with drivewheel, and one end of the power transmission shaft of described sprocket wheel clutch is provided with driven pulley, and described motor passes sequentially through drivewheel, Timing Belt and driven pulley and drives described sprocket wheel clutch to rotate。
Sprocket wheel clutch described in the utility model includes sprocket wheel and unilateral bearing, and described sprocket wheel is arranged on described power transmission shaft by unilateral bearing。
Actuator described in the utility model is pin, roller or bearing, and described pin, roller or bearing coordinate the described cable-pulling chain of driving with the sprocket of described sprocket wheel clutch。
Being arranged over and the pressure roller of described sprocket wheel clutch engagement driving cable drag chain of cable-pulling chain described in the utility model, the outer circumference surface of described going barrel is provided with cannelure, described cable-pulling chain is coiled in described cannelure, is provided with the sprocket coordinated with described cable-pulling chain in described cannelure。
Motor described in the utility model has and rotates and reverse two kinds of mode of operations。
Ultrasonic examination machine actuating device of the present utility model provides the benefit that: ultrasonic examination machine actuating device of the present utility model includes feeler lever and cable-pulling chain rigidly connected with feeler lever, cable-pulling chain is coiled on the outer circumference surface of going barrel, going barrel is driven by motor, motor is advanced by sprocket wheel clutch driving cable drag chain, motor is retreated by going barrel driving cable drag chain, motor is advanced by sprocket wheel clutch driving cable drag chain, speed is maximum can reach 100mm/s, cable-pulling chain is avoided directly to be driven hourly velocity instability to cause inaccurate problem of detecting a flaw by going barrel；During extraction, going barrel drives feeler lever to retreat by cable-pulling chain, the minimum speed retreated is 2mm/s, adopt this type of drive, inspection speed is changed within the scope of 2mm/s-100mm/s, it is achieved wide cut velocity variations also improves flaw detection precision, the speed simultaneously retreated by torque limiter restriction, feeler lever astern speed is stable, detects a flaw more accurate。
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, this utility model is described in further detail。
Fig. 1 is ultrasonic examination machine actuating device overall structure schematic diagram of the present utility model；
Fig. 2 is the ultrasonic examination machine actuating device side view in Fig. 1；
Fig. 3 is one-way clutch mounting structure schematic diagram of the present utility model。
Wherein: feeler lever 1；Cable-pulling chain 2, actuator 21；Going barrel 3；Sprocket wheel clutch 4；Motor 5；One-way clutch 6；Torque limiter 7；Pressure roller 8。
Detailed description of the invention
Embodiment one:
As Figure 1-3, the ultrasonic examination machine actuating device of the present embodiment includes feeler lever 1 and cable-pulling chain 2 rigidly connected with feeler lever 1, one end outer circumference surface of feeler lever 1 is provided with flaw detection head, flaw detection head on feeler lever 1 enters in hole-bored axle from end to end detects a flaw, the signal cable that flaw detection head is extracted out is received and is fixed in cable-pulling chain 2, cable-pulling chain 2 is coiled on the outer circumference surface of going barrel 3, specifically, the outer circumference surface of going barrel 3 is provided with cannelure, cable-pulling chain 2 is coiled in cannelure, the sprocket coordinated with cable-pulling chain 2 it is provided with in cannelure, going barrel 3 is by sprocket driving cable drag chain 2, going barrel 3 is driven by motor 5。
In order to improve feeler lever 1 speed of travel and flaw detection precision, motor 5 in the present embodiment is advanced by sprocket wheel clutch 4 driving cable drag chain 2, now going barrel 3 is freely rotatable, the pace of feeler lever 1 is maximum can reach 100mm/s, avoids cable-pulling chain 2 directly to be driven hourly velocity instability to cause inaccurate problem of detecting a flaw by going barrel 3 simultaneously；Motor 5 is retreated by going barrel 3 driving cable drag chain 2, and the minimum speed that feeler lever 1 retreats is 2mm/s, adopts this type of drive so that inspection speed changes within the scope of 2mm/s-100mm/s, it is achieved wide cut velocity variations also improves flaw detection precision。
Sprocket wheel clutch 4 and going barrel 3 in the present embodiment are preferably driven by motor 5, motor 5 has and rotates and reverse two kinds of mode of operations, the motor 5 of this rotating can obtain from numerous electronics manufacturer, the main shaft of motor 5 is coupled with the power input shaft of going barrel 3 by one-way clutch 6, one-way clutch 6 in one direction can be freely rotatable, and it being in locking state in the other directions, one-way clutch 6 can link transmission power under locking state。
In order to realize the driving of sprocket wheel clutch 4, the both sides of cable-pulling chain 2 are provided with the actuator 21 that the sprocket with sprocket wheel clutch 4 coordinates, actuator 21 includes but not limited to pin, roller or bearing, and pin, roller or bearing coordinate driving cable drag chain 2 with the sprocket of sprocket wheel clutch 4。And motor 5 is rotated by Timing Belt band movable sprocket clutch 4, specifically, the main shaft of motor 5 is provided with drivewheel, sprocket wheel clutch 4 includes sprocket wheel and unilateral bearing, one end of the power transmission shaft of sprocket wheel clutch 4 is provided with driven pulley, sprocket wheel is arranged on power transmission shaft by unilateral bearing, motor 5 passes sequentially through drivewheel, Timing Belt and driven pulley drive sprocket clutch 4 and rotates, preferably, cable-pulling chain 2 be arranged over coordinating the pressure roller 8 of driving cable drag chain 2 with sprocket wheel clutch 4, prevent from cable-pulling chain 2 advance process bends, it is ensured that the stability of defectoscope。
During advance, sprocket wheel clutch 4 interlocks, and sprocket wheel clutch 4 is advanced by actuator 21 driving cable drag chain 2, and now one-way clutch 6 separates, and going barrel 3 dallies。During retrogressing, one-way clutch 6 interlocks, and motor 5 drives going barrel 3 to rotate by one-way clutch 6, and going barrel 3 driving cable drag chain 2 retreats, and now sprocket wheel clutch 4 separates and dallies。
When feeler lever 1 retreats, become many along with cable-pulling chain 2 is coiled in the number of turns in going barrel 3, its astern speed can become big, in order to prevent astern speed too fast, the power input shaft of going barrel 3 is additionally provided with torque limiter 7, when the driving force of motor 5 is more than the rated pressure of torque limiter 7 during retrogressing, torque limiter 7 skid its transmission power reduce, the speed that such feeler lever 1 retreats just can be controlled in certain limit, it is preferred that the speed controlling that feeler lever 1 retreats is within the scope of 2mm/s-100mm/s。
The ultrasonic examination machine actuating device of the present embodiment and computer control system with the use of, computer control system is connected with flaw detection head and motor 5 respectively, computer control system controls motor 5 rotating according to internal processes, controls flaw detection head and rotates detection flaw detection record analysis result of detection。
Driving mechanism for sprocket wheel clutch 4 and going barrel 3 can also have multiple implementation, such as sprocket wheel clutch 4 and going barrel 3 are respectively driven by a motor 5, when feeler lever 1 is sent into, the motor 5 of sprocket wheel clutch 4 provides power, and the motor 5 of going barrel 3 dallies, when feeler lever 1 extracts, the motor 5 of sprocket wheel clutch 4 dallies, the motor 5 of going barrel 3 provides power, the driving mechanism of sprocket wheel clutch 4 and going barrel 3 can make various deformation, without limitation。
Should be appreciated that specific embodiment described above is only for explaining this utility model, be not used to limit this utility model。The apparent change extended out by spirit of the present utility model or variation are still among protection domain of the present utility model。
Claims (10)
1. a ultrasonic examination machine actuating device, it is characterized in that: include feeler lever (1) and with described feeler lever (1) rigidly connected cable-pulling chain (2), described cable-pulling chain (2) is coiled on the outer circumference surface of going barrel (3), described going barrel (3) is driven by motor (5), described motor (5) drives described cable-pulling chain (2) to advance by sprocket wheel clutch (4), and described motor (5) drives described cable-pulling chain (2) to retreat by going barrel (3)。
2. ultrasonic examination machine actuating device according to claim 1, it is characterised in that: the main shaft of described motor (5) is coupled with the power input shaft of described going barrel (3) by one-way clutch (6)。
3. ultrasonic examination machine actuating device according to claim 2, it is characterized in that: the both sides of described cable-pulling chain (2) are provided with the actuator (21) that the sprocket with described sprocket wheel clutch (4) coordinates, described motor (5) drives described sprocket wheel clutch (4) to rotate by Timing Belt, during advance, described sprocket wheel clutch (4) interlocks, described sprocket wheel clutch (4) is advanced by actuator (21) driving cable drag chain (2), now described one-way clutch (6) separates, and described going barrel (3) dallies。
4. ultrasonic examination machine actuating device according to claim 3, it is characterized in that: during retrogressing, described one-way clutch (6) interlocks, described motor (5) drives described going barrel (3) to rotate by described one-way clutch (6), described going barrel (3) drives described cable-pulling chain (2) to retreat, and now described sprocket wheel clutch (4) separates and dallies。
5. ultrasonic examination machine actuating device according to claim 4, it is characterized in that: the power input shaft of described going barrel (3) is additionally provided with torque limiter (7), when during retrogressing, the driving force of described motor (5) is more than the rated pressure of described torque limiter (7), the skid power of its transmission of described torque limiter (7) reduces。
6. ultrasonic examination machine actuating device according to claim 5, it is characterized in that: the main shaft of described motor (5) is provided with drivewheel, one end of the power transmission shaft of described sprocket wheel clutch (4) is provided with driven pulley, and described motor (5) passes sequentially through drivewheel, Timing Belt and driven pulley and drives described sprocket wheel clutch (4) to rotate。
7. ultrasonic examination machine actuating device according to claim 6, it is characterised in that: described sprocket wheel clutch (4) includes sprocket wheel and unilateral bearing, and described sprocket wheel is arranged on described power transmission shaft by unilateral bearing。
8. ultrasonic examination machine actuating device according to claim 3, it is characterized in that: described actuator (21) is pin, roller or bearing, described pin, roller or bearing coordinate the described cable-pulling chain of driving (2) with the sprocket of described sprocket wheel clutch (4)。
9. ultrasonic examination machine actuating device according to claim 1, it is characterized in that: the pressure roller (8) being arranged over coordinating driving cable drag chain (2) with described sprocket wheel clutch (4) of described cable-pulling chain (2), the outer circumference surface of described going barrel (3) is provided with cannelure, described cable-pulling chain (2) is coiled in described cannelure, is provided with the sprocket coordinated with described cable-pulling chain (2) in described cannelure。
10. ultrasonic examination machine actuating device according to claim 1, it is characterised in that: described motor (5) has and rotates and reverse two kinds of mode of operations。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521112294.3U CN205333576U (en) | 2015-12-28 | 2015-12-28 | Ultrasonic flaw -detecting machine drive arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521112294.3U CN205333576U (en) | 2015-12-28 | 2015-12-28 | Ultrasonic flaw -detecting machine drive arrangement |
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| Publication Number | Publication Date |
|---|---|
| CN205333576U true CN205333576U (en) | 2016-06-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521112294.3U Active CN205333576U (en) | 2015-12-28 | 2015-12-28 | Ultrasonic flaw -detecting machine drive arrangement |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105445382A (en) * | 2015-12-28 | 2016-03-30 | 常州常瑞轨道交通科技有限公司 | Driving device of ultrasonic flaw-detecting machine |
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2015
- 2015-12-28 CN CN201521112294.3U patent/CN205333576U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105445382A (en) * | 2015-12-28 | 2016-03-30 | 常州常瑞轨道交通科技有限公司 | Driving device of ultrasonic flaw-detecting machine |
| CN105445382B (en) * | 2015-12-28 | 2019-03-26 | 常州常瑞轨道交通科技有限公司 | A kind of ultrasonic examination machine actuating device |
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