CN211043167U

CN211043167U - Shaft flaw detection equipment

Info

Publication number: CN211043167U
Application number: CN201921620305.7U
Authority: CN
Inventors: 李娜; 冀超; 侯永健
Original assignee: Xi'an Sanming Heat Treatment Technology Co ltd
Current assignee: Xi'an Sanming Heat Treatment Technology Co ltd
Priority date: 2019-09-26
Filing date: 2019-09-26
Publication date: 2020-07-17
Anticipated expiration: 2029-09-26

Abstract

The utility model relates to a shaft flaw detection device, which comprises a machine table and two shaft supports, the left pillar, two guide rails that are parallel to each other and the right pillar of slip setting on two guide rails, be provided with the detection chamber that runs through the relative both sides wall of board on the board, the fixed one end that sets up in detection chamber of left pillar, two guide rails are along the fixed setting in detection intracavity of length direction that detects the chamber, the left pillar sets up with the right pillar relatively, all be provided with magnetizer on the relative lateral wall of left pillar and right pillar, two axle supports are fixed the setting respectively on magnetizer, be provided with ultraviolet lamp on the roof in detection chamber, be provided with the oil tank in the board, be provided with the oil pump in the board, the income water end of oil pump passes through the bottom intercommunication of pipeline with the oil tank, the delivery end intercommunication of oil pump has the oil spout pipe, contain the mixture of kerosene and phosphor powder in the oil tank, the board dustcoat is equipped with the sunshade.

Description

Shaft flaw detection equipment

Technical Field

The utility model belongs to the technical field of the technique of axle piece check out test set and specifically relates to an axle piece inspection equipment is related to.

Background

The flaw detection equipment is used for carrying out non-damage detection on the machined part, can detect the defects of extremely fine cracks, hairlines, white spots, folding, inclusions and the like on the surface of the part, can visually display the position, the shape, the size and the severity of a tangent line, is widely applied to flaw detection of pipes, bars, sections, welding parts, machined parts and forged parts, and is suitable for detecting the quality of various light metals, rubber, ceramics and other machined parts.

chinese patent with grant publication number CN206505024U discloses an axle type workpiece flaw detection device, including two guide rails that are parallel to each other, the left end of guide rail is fixed with the left pillar, the right-hand member of guide rail is equipped with the right pillar, the left pillar with the top of right pillar all is equipped with the axle and holds in the palm, the upper surface that the axle held in the palm is the plastic material layer, the left pillar with be equipped with the railcar between the right pillar, the guide rail car slide set up in on the guide rail, the top of railcar is equipped with detection device, detection device includes bottom plate, front side board, posterior lateral plate and roof, front side board and posterior lateral plate set up respectively the front and back both sides of bottom plate, the roof articulates on the posterior lateral plate, and the inboard of bottom plate, front side board, posterior lateral plate and roof all corresponds and is equipped with an L counter shaft light, above-mentioned technical scheme during operation, with the roof on its articulated with the posterior lateral plate on one side deviate from the front side board rotation and open the roof on one side the roof rotation and open the roof on the left pillar and right pillar respectively, then the closed on one side board on the left pillar of axle type workpiece flaw detection device, open the detection device and on the left pillar and on the right pillar is convenient to the left pillar and the right pillar and detect the axle type workpiece flaw detection device.

The above prior art solutions have the following drawbacks: the high-definition camera only shoots the surface of the workpiece, defects on the surface of the workpiece are found by watching the shot video during inspection, the defects on the surface of the workpiece cannot be directly reflected on the workpiece, and the positions of the defects are difficult to determine.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a can be directly with the axle piece flaw detection equipment of the defect reaction on the work piece of work piece surface.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme: a shaft piece flaw detection device comprises a machine table, two shaft supports, a left support, two parallel guide rails and a right support, wherein the right support is arranged on the two guide rails in a sliding manner, a detection cavity penetrating through two opposite side walls of the machine table is formed in the machine table, the left support is fixedly arranged at one end of the detection cavity, the two guide rails are fixedly arranged in the detection cavity along the length direction of the detection cavity, the left support and the right support are oppositely arranged, magnetizing devices are respectively arranged on opposite side walls of the left support and the right support, the two shaft supports are respectively fixedly arranged on the magnetizing devices, an ultraviolet lamp is arranged on the top wall of the detection cavity, an oil tank is arranged in the machine table, an oil pump is arranged in the machine table, the water inlet end of the oil pump is communicated with the bottom of the oil tank through a pipeline, and the water outlet end of the oil pump is communicated with an oil, the oil tank is filled with a mixture of kerosene and fluorescent powder, and the machine table is covered with a shading shed.

By adopting the technical scheme, when the device is used, an operator enters the shading shed for carrying out a detection experiment, so that the right pillar slides towards the left pillar along the guide rail, the distance between the two shaft supports is adjusted to a proper span corresponding to the length of the shaft to be detected, the two ends of the shaft are placed on the two shaft supports, then the magnetic ring device starts to work to enable the shaft to have magnetism, the oil pump is started to pump the mixture of kerosene and fluorescent powder in the oil tank into the oil injection pipe after the magnetization is finished, the oil injection pipe is held by the operator to uniformly spray the mixture of the kerosene and the fluorescent powder onto the shaft, if the surface of the shaft has defects, a leakage magnetic field is generated at the defect position, the fluorescent powder is adsorbed to the defect position due to the leakage magnetic field and forms magnetic marks which are accumulated, finally, the ultraviolet lamp is started to irradiate the shaft, at the moment, if cracks and other defects exist on the shaft, the cracks can be directly and clearly shown under the irradiation of the ultraviolet lamp, so that the position of the defect on the workpiece can be directly determined.

The utility model discloses further set up to: an oil collecting hole is formed in the bottom wall of the detection cavity, and a pipeline communicated with the oil tank is arranged at the oil collecting hole in the bottom wall of the detection cavity.

By adopting the technical scheme, when the mixture of the kerosene and the fluorescent powder is sprayed on the workpiece, the redundant mixture of the kerosene and the fluorescent powder inevitably flows into the detection cavity, and at the moment, the redundant mixture of the kerosene and the fluorescent powder is collected into the oil tank again through the oil collecting hole, so that the recycling of the mixture of the kerosene and the fluorescent powder is realized, and the resources are saved.

The utility model discloses further set up to: threads are arranged on the opposite sides of the two guide rails, two threaded rods matched with the threads for use are arranged on the right pillar corresponding to the two guide rails in a rotating mode, and the threaded rods are fixedly connected with servo motors in a coaxial mode.

Through adopting above-mentioned technical scheme, servo motor is rotatory when the right branch post removes along the guide rail and is driven the threaded rod rotatory, and the screw thread on the threaded rod and the screw-thread fit on the guide rail make the right branch post can slide along the guide rail, have realized the self-sliding of right branch post like this, have saved the manpower.

The utility model discloses further set up to: the magnetizing device comprises a protective shell fixedly arranged on the left support or the right support, and a coil is fixedly arranged in the protective shell.

Through adopting above-mentioned technical scheme, the coil of circular telegram can produce magnetic field, and the shaft member that the magnetic field of production will erect between two axle holds in the palm magnetizes, and the protective housing keeps apart the coil with the external world, protects the coil, has realized the magnetization of shaft member like this.

The utility model discloses further set up to: the shading shed comprises a framework, shading cloth arranged on the framework and a shading curtain arranged on any side wall of the framework in a hanging mode.

Through adopting above-mentioned technical scheme, the skeleton is as the support of shading cloth and window shade, makes shading cloth and window shade cover this axle piece inspection equipment completely for the light that phosphor powder sent is clearer, is favorable to observing the axle piece like this, easily observes the place that the axle piece is defective.

The utility model discloses further set up to: and the oil spraying pipe is connected with a spray gun.

By adopting the technical scheme, the spray gun can uniformly spray the mixture of the kerosene and the fluorescent powder onto the shaft member.

The utility model discloses further set up to: two rollers are rotatably arranged on each shaft support and parallel to the axis of the magnetizing device, and anti-skid grains are arranged on the peripheral walls of the rollers.

Through adopting above-mentioned technical scheme, the axle all need rotate the axle around its axis when spraying kerosene and phosphor powder mixture and observing the axle, so that kerosene and phosphor powder mixture spray evenly or observe comprehensively, when placing the axle and holding in the palm, the both ends of axle will all be in on two gyro wheels, make things convenient for the axle to wind the rotation of its axis like this, the probability that takes place to skid between axle and the gyro wheel can be reduced to the protection line.

The utility model discloses further set up to: the gyro wheel is provided with the recess, all set up driving motor on left pillar and the right branch post, driving motor's drive shaft with the belt has been erect to the gyro wheel between, the belt is located in the recess.

Through adopting above-mentioned technical scheme, driving motor is rotatory to drive the gyro wheel through the belt and rotates, and the belt has prevented that the belt from causing the interference to the axle piece of placing on the gyro wheel in the recess on the gyro wheel perisporium, has realized like this that the axle piece is automatic to rotate around its axis, has saved the manpower.

To sum up, the utility model discloses a beneficial technological effect does:

1. Under the irradiation of an ultraviolet lamp, the magnetized shaft part adsorbed with magnetic powder is irradiated, and the position of a defect at a reaction position where a magnetic trace formed at the position of the defect on the surface of the shaft part can be clearly reflected is determined;

2. The recycling of the mixture of the kerosene and the fluorescent powder is realized through the oil collecting hole;

3. Two rollers are arranged on each shaft support, so that the shaft piece can rotate around the axis of the shaft piece conveniently.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic structural view of the utility model with the shading shed removed.

3 fig. 3 3 3 is 3 a 3 schematic 3 cross 3- 3 sectional 3 view 3 of 3 section 3 a 3- 3 a 3 in 3 fig. 3 2 3. 3

In the figure, 1, a machine; 11. a detection chamber; 112. a left strut; 113. a right strut; 1131. a threaded rod; 1132. a servo motor; 114. a guide rail; 1141. a thread; 115. a magnetizing device; 1151. a protective shell; 1152. a coil; 116. a shaft support; 117. a roller; 1171. a groove; 118. a drive motor; 119. a belt; 12. an oil tank; 13. an oil pump; 131. an oil spray pipe; 1311. a spray gun; 14. an oil collecting hole; 2. a shading shed; 21. a framework; 22. a shade cloth; 23. a window blind; 3. an ultraviolet lamp.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, the shaft flaw detection apparatus disclosed in the present invention comprises a machine table 1, a detection chamber 11 penetrating through two opposite side walls of the machine table 1, an ultraviolet lamp 3 fixedly disposed on the top wall of the detection chamber 11, a left support 112 fixedly disposed at one end of the detection chamber 11, and a right support 113 slidably disposed in the detection chamber 11 along the length direction of the detection chamber 11; in this embodiment, the ultraviolet lamp 3 is disposed at the center of the top wall of the detection chamber 11.

Referring to fig. 1, a shading shed 2 is covered on the machine 1, and the shading shed 2 includes a framework 21, a piece of shading cloth 22 arranged on the framework 21, and a shading curtain 23 with one end hung on any side wall of the framework 21.

Referring to fig. 2 and 3, two parallel guide rails 114 are fixedly disposed on the bottom wall of the detection chamber 11 along the length direction of the detection chamber 11, a right pillar 113 is slidably disposed on the two guide rails 114, a servo motor 1132 is fixedly disposed on the right pillar 113, a threaded rod 1131 is fixedly connected to a driving shaft of the servo motor 1132, and threads 1141 are disposed on opposite sides of the two guide rails 114 corresponding to the threaded rod 1131; in this embodiment, a cavity is disposed at the bottom of the right support 113, and the servo motor 1132 is disposed in the cavity.

Referring to fig. 3, the left support column 112 and the right support column 113 are both provided with a magnetizing device 115, the magnetizing device 115 includes a protective shell 1151 fixedly arranged on the left support column 112 or the right support column 113, a coil 1152 is fixedly arranged in the protective shell 1151, and a shaft support 116 is arranged on the opposite side of the magnetizing device 115; in this embodiment, the protective case 1151 is made of an insulating material.

Referring to fig. 3, each shaft support 116 is provided with two rollers 117 rotatably along the axis of the magnetization device 115, and the circumferential wall of each roller 117 is provided with anti-skid lines; the roller 117 is provided with a groove 1171, the left support 112 and the right support 113 are both provided with a driving motor 118, a belt 119 is spanned between a driving shaft of the driving motor 118 and the roller 117, and the belt 119 is positioned in the groove 1171; in this embodiment, the roller 117 is made of a wear-resistant material.

Referring to fig. 3, an oil tank 12 is arranged in a machine table 1, an oil pump 13 is arranged in the machine table 1, a water inlet end of the oil pump 13 is communicated with the bottom of the oil tank 12 through a pipeline, a water outlet end of the oil pump 13 is communicated with an oil spraying pipe 131, a mixture of kerosene and fluorescent powder is contained in the oil tank 12, an oil collecting hole 14 is arranged on the bottom wall of a detection cavity 11, a pipeline communicated with the oil tank 12 is arranged at the oil collecting hole 14 on the bottom wall of the detection cavity 11, and a spray gun 1311 is connected to the oil; in this embodiment, the bottom wall of the detection chamber 11 is arc-shaped along the radial section of the guide rail 114, the arc is away from the ultraviolet lamp 3, and the oil collecting hole 14 is arranged at the bottom end of the arc.

The implementation principle of the embodiment is as follows: when the device is used, an operator enters the shading shed 2 through the shading curtain 23 to perform a detection experiment, the shading cloth 22 and the shading curtain 23 block outside light on the outer side of the shading shed 2, then the machine is started, the servo motor 1132 rotates to drive the screw thread 1141 rod 1131 to rotate, the screw thread 1131 is matched with the screw thread 1141 on the inner side of the guide rail 114 to enable the screw thread 1131 to move along the axial direction of the guide rail 114, so that the screw thread 1131 drives the right support column 113 to slide towards the left support column 112 along the guide rail 114, the distance between the two shaft supports 116 is adjusted to a proper span corresponding to the length of a shaft to be detected, the two ends of the shaft are placed on the two shaft supports 116, so that the two ends of the shaft are arranged on the roller 117 on the shaft supports 116, then the coil 1152 is powered to enable the magnetizer 115 to start to work on the shaft to have magnetism, and the driving motor 118 starts to rotate to drive the roller 119 to rotate to enable the shaft placed on the roller 117 to rotate, then an oil pump 13 is opened to pump the mixture of kerosene and fluorescent powder in the oil tank 12 into the oil spraying pipe 131, an operator holds the oil spraying pipe 131 to uniformly spray the mixture of kerosene and fluorescent powder onto the shaft, the redundant mixture of kerosene and fluorescent powder flows into the detection cavity 11 and then flows back into the oil tank 12 through the oil collecting hole 14, if the surface of the shaft has defects, a leakage magnetic field is generated at the defects, the fluorescent powder is adsorbed to the defects due to the leakage magnetic field and forms magnetic marks by accumulation, finally, the ultraviolet lamp 3 is opened to irradiate the shaft, at the moment, if cracks and other defects exist on the shaft, the fluorescent powder at the defects can directly and clearly show the positions where the defects exist under the irradiation of the ultraviolet lamp 3, the 1152 protective shell isolates the coil 1152 from the outside, and the skid-proof lines on the roller 117 can increase the friction force between the shaft and the roller 117.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides an axle piece inspection equipment, includes board (1), two axle holds in the palm (116), left pillar (112), two guide rails (114) that are parallel to each other and slide and set up two right pillar (113) on guide rail (114), its characterized in that: the detection device is characterized in that a detection cavity (11) penetrating through two opposite side walls of the machine table (1) is arranged on the machine table (1), a left support column (112) is fixedly arranged at one end of the detection cavity (11), two guide rails (114) are fixedly arranged in the detection cavity (11) along the length direction of the detection cavity (11), the left support column (112) and a right support column (113) are oppositely arranged, magnetizing devices (115) are respectively arranged on the opposite side walls of the left support column (112) and the right support column (113), two shaft supports (116) are respectively fixedly arranged on the magnetizing devices (115), an ultraviolet lamp (3) is arranged on the top wall of the detection cavity (11), an oil tank (12) is arranged in the machine table (1), a oil pump (13) is arranged in the machine table (1), and the water inlet end of the oil pump (13) is communicated with the bottom of the oil tank (12) through a pipeline, the water outlet end of the oil pump (13) is communicated with an oil spraying pipe (131), the oil tank (12) is internally filled with a mixture of kerosene and fluorescent powder, and the outer cover of the machine table (1) is provided with a shading shed (2).

2. The shaft flaw detection apparatus according to claim 1, wherein: an oil collecting hole (14) is formed in the bottom wall of the detection cavity (11), and a pipeline communicated with the oil tank (12) is arranged at the oil collecting hole (14) of the bottom wall of the detection cavity (11).

3. The shaft flaw detection apparatus according to claim 1, wherein: two the opposite side of guide rail (114) is provided with screw thread (1141), correspond two on right branch post (113) guide rail (114) rotation is provided with two threaded rods (1131) that use with screw thread (1141) cooperation, threaded rod (1131) coaxial fixedly connected with servo motor (1132).

4. The shaft flaw detection apparatus according to claim 1, wherein: the magnetizing device (115) comprises a protective shell (1151) fixedly arranged on the left support column (112) or the right support column (113) and a coil (1152) fixedly arranged in the protective shell (1151).

5. The shaft flaw detection apparatus according to claim 1, wherein: shading canopy (2) include skeleton (21), set up shading cloth (22) and one end on skeleton (21) are hung and are established shading curtain (23) on the arbitrary lateral wall of skeleton (21).

6. The shaft flaw detection apparatus according to claim 1, wherein: the spray pipe (131) is connected with a spray gun (1311).

7. The shaft flaw detection apparatus according to claim 1, wherein: two rollers (117) are rotatably arranged on each shaft support (116) and parallel to the axis of the magnetizing device (115), and anti-skid lines are arranged on the peripheral walls of the rollers (117).

8. The shaft inspection apparatus according to claim 7, wherein: a groove (1171) is formed in the peripheral wall of the roller (117), driving motors (118) are arranged on the left support column (112) and the right support column (113), a belt (119) is erected between a driving shaft of each driving motor (118) and the roller (117), and the belt (119) is located in the groove (1171).