CN203011888U - Buffer spring flaw-detecting device - Google Patents

Buffer spring flaw-detecting device Download PDF

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Publication number
CN203011888U
CN203011888U CN 201220684485 CN201220684485U CN203011888U CN 203011888 U CN203011888 U CN 203011888U CN 201220684485 CN201220684485 CN 201220684485 CN 201220684485 U CN201220684485 U CN 201220684485U CN 203011888 U CN203011888 U CN 203011888U
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CN
China
Prior art keywords
buffer spring
magnetic pole
circumferential magnetic
trigger module
circumferential
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn - After Issue
Application number
CN 201220684485
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Chinese (zh)
Inventor
杨祥彪
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CRRC Yangtze Co Ltd
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CSR Yangtze Co Ltd
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Application filed by CSR Yangtze Co Ltd filed Critical CSR Yangtze Co Ltd
Priority to CN 201220684485 priority Critical patent/CN203011888U/en
Application granted granted Critical
Publication of CN203011888U publication Critical patent/CN203011888U/en
Anticipated expiration legal-status Critical
Withdrawn - After Issue legal-status Critical Current

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Abstract

The utility model discloses a buffer spring flaw-detecting device. The flaw-detecting device comprises a fixed seat, a rotary support, roller wheels, a connecting shaft and a rotary motor, wherein the two ends of the fixed seat are respectively provided with a supporting seat; each supporting seat is provided with a fixed plate which is arranged horizontally; a piston of a first air cylinder on each fixed seat is connected with a movable plate; one end of each movable plate is provided with a clamping electrode plate; a circumferential magnetic pole penetrating bar inserted in a buffer spring is arranged beside each movable plate; the circumferential magnetic pole penetrating bars are arranged face to face and are respectively arranged in a way of being insulated from the movable plates and the clamping electrode plates; the clamping electrode plates and the two circumferential magnetic pole penetrating bars are connected with the two poles of an external power supply; one end part of one circumferential magnetic pole penetrating bar is an outward-convex arc surface, while the corresponding end of the other circumferential magnetic pole penetrating bar is an inward-concave arc surface; and the outward-convex arc surface is matched with the inward-concave arc surface. According to the buffer spring flaw-detecting device, the magnetization intensity and the magnetic field distribution of the circumferential magnetic pole penetrating bars can be improved, the magnetization effect of the buffer spring detecting flaws is ensured, the disturbance and the interference to a magnetizing circuit are avoided, and the buffer spring flaw-detecting device can be extensively applied to the manufacturing and overhauling fields of railway vehicles.

Description

The buffer spring failure detector
Technical field
The utility model relates to the rolling stock repair apparatus, refers to particularly a kind of buffer spring failure detector.
Background technology
The various goods of a railway impact damper used that repairs generally comprises two types of MT and ST, is mainly used in braking and the damping of rolling stock.In order to ensure the safe operation of rolling stock, be very important to the carrying out flaw detection of buffer spring.
At present, the circumferential magnetization mode of existing spring magnaflux (as CJW-1000 type defectoscope) is that circumferential magnetic pole is worn bar mode, and the way of contact that the circumferential magnetic pole in its two ends is worn rod is pneumatic clamping point contact.Its charging and discharging mechanism is controlled by cylinder, and direction and stroke ratio are more fixing.Its magnetization circuit is that phase shift triggers, and changes Trigger Angle by regulating and controlling resistance and controls magnetization current.Practice shows, the circumferential magnetic pole of this device is worn easily clamping stagnation of rod, causes flaw detection effect and flaw detection quality unstable, brings thus very large potential safety hazard.And its charging and discharging mechanism is controlled inconvenience, causes whole magnetization effect unstable.
Summary of the invention
The purpose of this utility model be exactly to provide a kind of guarantee circumferential magnetic pole wear rod motion reliable, improve circumferential magnetic pole and wear the excellent magnetization and Distribution of Magnetic Field, guarantee buffer spring magnetization effect and operating efficiency is high, the buffer spring failure detector of magnet ring current stabilization.
For achieving the above object, the buffer spring failure detector that the utility model is designed, comprise holder, holder is provided with rotary support, rotary support two side roof parts are provided with the roller of support buffer spring, the roller of rotary support the same side is connected by coupling shaft, and an end of one of them coupling shaft is provided with rotation motor; The holder two ends are horizontally arranged with fixed head, be equipped with two the first cylinders on each fixed head, the piston of every two the first cylinders is fixedly linked with a movable plate respectively, and each movable plate all is fixed with clamping electrode plate with its insulation away from an end of the first cylinder; But the side of each movable plate all is fixed with the circumferential magnetic pole of Buffer insertion spring and wears rod, two circumferential magnetic poles wear that rod arranges in opposite directions and respectively with movable plate and the insulation of clamping electrode plate; The end that circumferential magnetic pole is worn excellent Buffer insertion spring is outer convex globoidal, and the end that another circumferential magnetic pole is worn excellent Buffer insertion spring is inner concave arc surface, and described outer convex globoidal is set with inner concave arc surface and coordinated.
As preferred version, two circumferential magnetic poles are worn an excellent end that deviates from mutually separately and are connected with the output terminal of the first transformer respectively, the input end of the first transformer is connected with the output terminal that model is the circumferential trigger module of TY-H380D120P, and circumferentially the input end of trigger module is connected with the first demagnetization circuit with the movable terminal of two the first regulating resistances respectively.
Further, circumferentially be equipped with the first diode between the movable terminal of the input end of trigger module and two the first regulating resistances, the anode of the first diode is connected with the movable terminal of the first regulating resistance and the input end of circumferential trigger module respectively with negative electrode.
Again further, the two ends of two fixed heads are equipped with axis of guide holder, be fixed with two axis of guides between the axis of guide holder at each fixed head two ends, the piston of two the first cylinders respectively be movably arranged on the axis of guide on four slide blocks be connected, slide block and movable plate are fixedly linked.
Further, the side of two movable plates all is fixed with the second cylinder, and the piston of described two the second cylinders is worn rod by insulation contiguous block and circumferential magnetic pole respectively and is connected.
Further, two clamping electrode plates are connected with the output terminal of the second transformer respectively, the input end of the second transformer is connected with the output terminal that model is vertical trigger module of TY-H380D120P, and vertically the input end of trigger module is connected with the second demagnetization circuit with the movable terminal of two the second regulating resistances respectively.
Further, vertically be equipped with the second diode between the movable terminal of the input end of trigger module and two the second regulating resistances, the anode of the second diode is connected with the movable terminal of the second regulating resistance and the input end of vertical trigger module respectively with negative electrode.
Further, two clamping electrode plates bottoms is equipped with the tubular guide holder, is provided with in the tubular guide holder for circumferential magnetic pole and wears the insulation orienting sleeve that rod passes.
Principle of work of the present utility model is such: on the basis of existing equipment, allow circumferential magnetic pole wear rod and make Φ 28 into by original Φ 30, tubular guide holder and insulation orienting sleeve correspondingly also will change internal diameter, the connected mode that allows simultaneously circumferential magnetic pole wear rod changes over the cambered surface contact by plane contact, not only contact area is large, and can prevent sparking, electric conductivity is good.The model that axis of guide holder and the first cylinder more renew guarantees that various buffer spring can be suitable for, and guarantees its flaw detection effect.Existing circumferential magnetization circuit is transformed, the circumferential trigger module that is TY-H380D350P with model changes the circumferential trigger module that the model identical with vertical trigger module is TY-H380D120P into, guarantee to magnetize the stable and coupling of effect, circumferentially the trigger pip of trigger module control avoids being subject to external interference simultaneously.
The utility model has the advantage of: having guaranteed that circumferential magnetic pole is worn rod motion reliably and not can clamping stagnation; Improved circumferential magnetic pole and worn the magnetization and the Distribution of Magnetic Field of rod, guaranteed the buffer spring magnetization effect of flaw detection, by in-site measurement, magnetic field intensity is tending towards evenly gradually, has improved the sensitivity of flaw detection; Optimized magnetization circuit, guaranteed the magnet ring current stabilization, avoided interference and the interference of outer bound pair magnetization circuit, and operating efficiency has been high.
Description of drawings
Fig. 1 is the main TV structure schematic diagram of the utility model buffer spring failure detector;
Fig. 2 is the plan structure schematic diagram of Fig. 1;
Fig. 3 is the right TV structure schematic diagram of Fig. 1;
Fig. 4 is the main TV structure schematic diagram of longitudinal magnetization and circumferential magnetization parts in Fig. 1;
Fig. 5 is the plan structure schematic diagram of Fig. 4;
Fig. 6 is that the A of Fig. 4 is to structural representation;
Fig. 7 is the structural representation of circumferential magnetization circuit in the utility model;
Fig. 8 is the structural representation of longitudinal magnetization circuit in the utility model.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail:
referring to Fig. 1 to Fig. 8, buffer spring failure detector of the present utility model, comprise holder 1, rotary support 2, roller 3, coupling shaft 4, rotation motor 5, fixed head 6, the first cylinder 7, movable plate 8, clamping electrode plate 9, circumferentially magnetic pole is worn rod 10, the first transformer 11, circumferential trigger module 12, the first regulating resistance 13, the first demagnetization circuit 14, the first diode 15, axis of guide holder 16, the axis of guide 17, slide block 18, the second cylinder 19, insulation contiguous block 20, the second transformer 21, vertical trigger module 22, the second regulating resistance 23, the second demagnetization circuit 24, the second diode 25, tubular guide holder 26 and insulation orienting sleeve 27.
Rotary support 2 is located on holder 1, and roller 3 is provided with the top of rotary support 2 both sides, is used for support buffer spring 28.The roller 3 of rotary support 2 the same sides is connected by coupling shaft 4, an end of rotation motor 5 coupling shaft 4 located therein, and when rotation motor 5 work, buffer spring 28 can along with roller 3 rotates together, be convenient to detect.
fixed head 6 is two, and equal horizontally sets is individually fixed in holder 1 two ends, the first cylinder 7 is four, and every two the first cylinders 7 are located at respectively on each fixed head 6, and the piston of every two the first cylinders 7 is fixedly linked with a movable plate 8 respectively, clamping electrode plate 9 has two, and the clamping electrode plate 9 that insulate with movable plate 8 is individually fixed in each movable plate 8 away from an end of the first cylinder 7, it is two that circumferential magnetic pole is worn rod 10, be individually fixed in the side of two movable plates 8, and Buffer insertion spring 28, described two circumferential magnetic poles are worn excellent 10 and are arranged in opposite directions and insulate with movable plate 8 and clamping electrode plate 9 respectively, wherein, the end that circumferential magnetic pole is worn excellent 10 Buffer insertion springs 28 is outer convex globoidal, the end that another circumferential magnetic pole is worn excellent 10 Buffer insertion springs 28 is inner concave arc surface, described outer convex globoidal is set with inner concave arc surface and is coordinated, the connected mode that allows circumferential magnetic pole wear rod 10 changes over the cambered surface contact by plane contact, not only contact area is large, and can prevent sparking, electric conductivity is good, simultaneously circumferential magnetic pole is worn rod 10 and made into Φ 28 by original Φ 30, described two clamping electrode plates 9 are respectively from buffer spring 28 two ends clamping buffer springs 28, thereby form the closed-loop path with buffer spring 28 and produce longitudinal magnetic field, buffer spring 28 is detected a flaw, two circumferential magnetic poles are worn rod 10 and are contacted and form the closed-loop path and produce Circumferential field buffer spring 28 is detected a flaw, by above improvement, the magnetic field intensity of in-site measurement buffer spring failure detector is tending towards even in buffer spring 28 surface distributed gradually by inhomogeneous, improved the sensitivity of flaw detection, in the present embodiment, clamping electrode plate 9 is provided with the insulating pad 9.1 of horizontally set towards a side of movable plate 8, insulating pad 9.1 is connected with movable plate 8 by bolt, insulating pad 9.1 and movable plate 8 junctions are provided with insulating pad 29, bolt and insulating pad 9.1 junctions are provided with insulation sleeve 30, axis of guide holder 16 all is located at the two ends of two fixed heads 6, the axis of guide 17 has four, every two axis of guides 17 are fixed between the axis of guide holder 16 at each fixed head 6 two ends, slide block 18 has eight, two slide blocks 18 are respectively arranged on each axis of guide 17, the slide block 18 that is movably arranged on the axis of guide 17 is connected with the piston of the first cylinder 7, and is fixedly linked with movable plate 8, the second cylinder 19 has two, be individually fixed in the side of two movable plates 8, the piston of two the second cylinders 19 is worn rod 10 by insulation contiguous block 20 and circumferential magnetic pole respectively and is connected, in optimum embodiment, two fixed heads 6 all are horizontally disposed with, the first cylinder 7 all is located at the bottom of two fixed heads 6, and the bottom of slide block 18 and movable plate 8 are fixedly linked, and two the second cylinders 19 are individually fixed in the bottom of two movable plates 8, the second cylinder 19 is thin cylinder, and axis of guide holder 16 is replaced by corresponding model, to adapt to various buffer spring 28, tubular guide holder 26 is two, be located at respectively the bottom of two clamping electrode plates 9, insulation orienting sleeve 27 is located in guide holder 26, be tubular, wearing rod 10 for circumferential magnetic pole passes, insulation orienting sleeve 27 is insulating element, and tubular guide holder 26 and insulation orienting sleeve 27 are correspondingly worn rod 10 with circumferential magnetic pole and changed internal diameter.
the output terminal of the first transformer 11 is worn rod 10 ends that deviate from mutually separately with two circumferential magnetic poles respectively and is connected, circumferentially the model of trigger module 12 is TY-H380D120P, Main Function is phase shift and transformation, the primary voltage of 380V is become secondary voltage, circumferentially the output terminal of trigger module 12 is connected with the input end of the first transformer 11, the first regulating resistance 13 has two, Main Function is for controlling sine waveform, the movable terminal of the first regulating resistance 13 is connected with the input end of circumferential trigger module 12 respectively with the first demagnetization circuit 14, before improving, circumferential trigger module 12 models are TY-H380D350P, being replaced by model is the circumferential trigger module 12 of TY-H380D120P, make circumferential trigger module 12 and vertical trigger module 22 guarantee consistent, guarantee the stable and coupling of magnetization effect, circumferentially the trigger pip of trigger module 12 controls avoids being subject to external interference simultaneously, make magnetization current more stable, in the present embodiment, the first diode 15 has two, the anode of the first diode 15 is connected with the movable terminal of two the first regulating resistances 13 and the input end of circumferential trigger module 12 respectively with negative electrode, installing the first diode 15 additional is in order to guarantee the stability of the first transformer 11 primary voltages, guarantee the stable of magnetization current, the first demagnetization circuit 14 is comprised of resistance and the electric capacity of parallel connection.
the output terminal of the second transformer 21 is connected with two clamping electrode plates 9 respectively, vertically the model of trigger module 22 is TY-H380D120P, vertically the output terminal of trigger module 22 is connected with the input end of the second transformer 21, the second regulating resistance 23 is two, the movable terminal of the second regulating resistance 23 is connected with the input end of vertical trigger module 22 respectively with the second demagnetization circuit 24, in the present embodiment, the second diode 25 has two, the anode of the second diode 25 is connected with the movable terminal of two the second regulating resistances 23 and the input end of vertical trigger module 22 respectively with negative electrode, the second demagnetization circuit 24 is comprised of resistance and the electric capacity of parallel connection.
This buffer spring failure detector flaw detection process adopts the PLC(not shown) to control, material loading can automatically be completed picking-ups, clamps, magnetizes, rotates observation, demagnetization, these operations of blanking, the manual working that the while has again each operation, convenient for maintaining.

Claims (9)

1. buffer spring failure detector, comprise holder (1), holder (1) is provided with rotary support (2), rotary support (2) two side roof parts are provided with the roller (3) of support buffer spring (28), the roller (3) of rotary support (2) the same side is connected by coupling shaft (4), and an end of one of them coupling shaft (4) is provided with rotation motor (5); Holder (1) two ends are horizontally arranged with fixed head (6), be equipped with two the first cylinders (7) on each fixed head (6), the piston of every two the first cylinders (7) is fixedly linked with a movable plate (8) respectively, and each movable plate (8) all is fixed with clamping electrode plate (9) with its insulation away from an end of the first cylinder (7); Each movable plate (8) but the side circumferential magnetic pole that all is fixed with Buffer insertion spring (28) wear rod (10), two circumferential magnetic poles wear that rod (10) arranges in opposite directions and respectively with movable plate (8) and clamping electrode plate (9) insulation; It is characterized in that: the end that circumferential magnetic pole is worn rod (10) Buffer insertion spring (28) is outer convex globoidal, the end that another circumferential magnetic pole is worn rod (10) Buffer insertion spring (28) is inner concave arc surface, and described outer convex globoidal is set with inner concave arc surface and coordinated.
2. buffer spring failure detector according to claim 1, it is characterized in that: two circumferential magnetic poles are worn the end that rod (10) deviates from separately mutually and are connected with the output terminal of the first transformer (11) respectively, the input end of the first transformer (11) is connected with the output terminal that model is the circumferential trigger module (12) of TY-H380D120P, and circumferentially the input end of trigger module (12) is connected with the first demagnetization circuit (14) with the movable terminal of two the first regulating resistances (13) respectively.
3. buffer spring failure detector according to claim 2, it is characterized in that: circumferentially be equipped with the first diode (15) between the movable terminal of the input end of trigger module (12) and two the first regulating resistances (13), the anode of the first diode (15) is connected with the movable terminal of the first regulating resistance (13) and the input end of circumferential trigger module (12) respectively with negative electrode.
4. the described buffer spring failure detector of any one according to claim 1 to 3, it is characterized in that: the two ends of two fixed heads (6) are equipped with axis of guide holder (16), be fixed with two axis of guides (17) between the axis of guide holder (16) at each fixed head (6) two ends, the piston of two the first cylinders (7) respectively be movably arranged on the axis of guide (17) on four slide blocks (18) be connected, slide block (18) and movable plate (8) are fixedly linked.
5. the described buffer spring failure detector of any one according to claim 1 to 3, it is characterized in that: the side of two movable plates (8) all is fixed with the second cylinder (19), and the piston of two the second cylinders (19) is worn rod (10) by insulation contiguous block (20) with circumferential magnetic pole respectively and is connected.
6. buffer spring failure detector according to claim 4, it is characterized in that: the side of two movable plates (8) all is fixed with the second cylinder (19), and the piston of two the second cylinders (19) is worn rod (10) by insulation contiguous block (20) with circumferential magnetic pole respectively and is connected.
7. the described buffer spring failure detector of any one according to claim 1 to 3, it is characterized in that: two clamping electrode plates (9) are connected with the output terminal of the second transformer (21) respectively, the input end of the second transformer (21) is connected with the output terminal that model is vertical trigger module (22) of TY-H380D120P, and vertically the input end of trigger module (22) is connected with the second demagnetization circuit (24) with the movable terminal of two the second regulating resistances (23) respectively.
8. buffer spring failure detector according to claim 7, it is characterized in that: vertically be equipped with the second diode (25) between the movable terminal of the input end of trigger module (22) and two the second regulating resistances (23), the anode of the second diode (25) is connected with the movable terminal of the second regulating resistance (23) and the input end of vertical trigger module (22) respectively with negative electrode.
9. buffer spring failure detector according to claim 6, it is characterized in that: be equipped with tubular guide holder (26) bottom two clamping electrode plates (9), be provided with in tubular guide holder (26) for circumferential magnetic pole and wear the insulation orienting sleeve (27) that rod (10) passes.
CN 201220684485 2012-12-11 2012-12-11 Buffer spring flaw-detecting device Withdrawn - After Issue CN203011888U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220684485 CN203011888U (en) 2012-12-11 2012-12-11 Buffer spring flaw-detecting device

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Application Number Priority Date Filing Date Title
CN 201220684485 CN203011888U (en) 2012-12-11 2012-12-11 Buffer spring flaw-detecting device

Publications (1)

Publication Number Publication Date
CN203011888U true CN203011888U (en) 2013-06-19

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CN 201220684485 Withdrawn - After Issue CN203011888U (en) 2012-12-11 2012-12-11 Buffer spring flaw-detecting device

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103018322A (en) * 2012-12-11 2013-04-03 南车长江车辆有限公司 Flaw detection device of buffer spring
TWI792964B (en) * 2022-03-29 2023-02-11 耀藤國際實業有限公司 Magnetic flaw detector

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103018322A (en) * 2012-12-11 2013-04-03 南车长江车辆有限公司 Flaw detection device of buffer spring
CN103018322B (en) * 2012-12-11 2015-10-14 南车长江车辆有限公司 Buffer spring failure detector
TWI792964B (en) * 2022-03-29 2023-02-11 耀藤國際實業有限公司 Magnetic flaw detector

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C14 Grant of patent or utility model
GR01 Patent grant
AV01 Patent right actively abandoned

Granted publication date: 20130619

Effective date of abandoning: 20151014

C25 Abandonment of patent right or utility model to avoid double patenting