Pipe inner diameter detection equipment

Abstract

The utility model discloses a pipe inner diameter detection device which comprises a feeding frame, a discharging frame and a detection frame, the detection frame is provided with a drift diameter assembly, an end face detection assembly, an adjusting assembly, a plurality of feeding and discharging assemblies and a plurality of moving assemblies, and the drift diameter assembly and the end face detection assembly are fixedly arranged at the two ends of the detection frame respectively. The adjusting assembly is located below the moving assembly and drives the moving assembly to lift, the moving assembly is used for adjusting a pipe to the end face detection assembly, the drift diameter assembly is used for detecting the inner diameter of the pipe, the end face detection assembly is used for positioning the end face of the pipe, and the feeding and discharging assembly is used for feeding, discharging and limiting the pipe. By adopting the feeding and discharging assembly, pipes can be automatically fed and discharged, the positions of the pipes are limited, the adjusting assembly and the moving assembly are matched, the pipes are lifted to be consistent with the drift diameter gauge in height, end face positioning is carried out, the drift diameter assembly is matched, the drift diameter gauge is automatically driven to carry out drift diameter detection on the pipes, the automation degree is high, and the detection efficiency is high.

Description

Technical Field

[0001] The utility model relates to a pipe material detection technology, in particular to a pipe material inner diameter detection device. Background Art

[0002] Pipes are devices connected by pipes, pipe connectors and valves for conveying gas, liquid or fluid with solid particles. Circular pipes are used in various industries. When producing or transporting pipes, the pipe wall will be affected by external forces, and part of the inner diameter will change, affecting the quality of the pipe. Therefore, the inner diameter of the entire pipe needs to be tested before leaving the factory.

[0003] The existing method of detecting the inner diameter of a pipe is generally to manually insert a diameter gauge into one end of the pipe and manually pull the diameter gauge to the other end of the pipe to detect the inner diameter of the entire pipe. When encountering a long pipe, the operation is complicated, the detection time is long, and the labor intensity of the workers is high. Utility Model Content

[0004] In order to solve the defects of the above-mentioned prior art, the utility model provides a pipe inner diameter detection device, which can automatically load and unload pipes, and after limiting the position and locating the end face of the pipe, automatically drive the diameter gauge to perform diameter detection on the pipe, with high degree of automation and high detection efficiency.

[0005] To achieve the above technical objectives, the utility model adopts the following technical solutions: a pipe inner diameter detection device, including a loading rack, a discharging rack and a detection rack, the loading rack is used to support the pipe to be loaded; the discharging rack is used to support the detected pipe; the detection rack is arranged between the loading rack and the discharging rack, and the detection rack is provided with a diameter component, an end face detection component, an adjustment component, a plurality of in-and-out components and a plurality of moving components, the diameter component and the end face detection component are respectively fixedly arranged at both ends of the detection rack, the in-and-out components and the moving component are both arranged between the diameter component and the end face detection component, the adjustment component is located below the moving component and drives the moving component to lift, the moving component is used to adjust the pipe to the end face detection component, the diameter component is used to detect the inner diameter of the pipe, the end face detection component is used to locate the end face of the pipe, and the in-and-out components are used to feed in, discharge and limit the pipe.

[0006] Preferably, the diameter assembly includes a driving unit, a base and a diameter gauge, the base and the driving unit are both fixed to the discharge rack, the top of the base is V-shaped, the diameter gauge is arranged on the top of the base and is driven by the driving unit to move along the direction of the discharge rack.

[0007] Preferably, the moving assembly includes a hinged plate, a rotating shaft, a rotating plate, a bracket, a motor, a limiting roller, a cam and a push rod, the bracket is fixed to the detection frame, the end of the rotating plate is penetrated by a pin and fixed to the bracket by the pin, the top of the push rod is hinged to the middle of the rotating plate, the bottom of the push rod is hinged to the cam, the cam is sleeved on the rotating shaft, both ends of the rotating shaft are penetrated by the bracket and can rotate, the hinged plate is fixed to the rotating shaft, the motor is fixed to one end of the rotating plate relative to the bracket, the motor drives the limiting roller to rotate, the limiting roller is dumbbell-shaped and the axis is arranged perpendicular to the detection roller.

[0008] Preferably, the feed and discharge assembly comprises a fixed frame, a lifting unit and a limit plate, the fixed frame is fixed to the detection frame, the lifting unit and the limit plate are respectively arranged on both sides of the fixed frame, the lifting unit comprises a lifting cylinder, a guide rod and a lifting plate, the lifting cylinder fixes the frame and drives the lifting plate to lift, the guide rod is fixed under the lifting plate and passes through the fixed frame, the middle part of the lifting frame is provided with a groove for limiting the pipe, the middle part of the limit plate is provided with a notch, the notch is shaped like the pipe, blocks are provided on the inner walls on both sides of the notch, feeding position and discharging position are respectively provided at both ends of the limit plate, the feeding position and the discharging position are both provided with pads, the height of the feeding position is lower than the height of the discharging position, a protrusion is provided between the feeding position and the notch, the lifting plate and the limit plate are arranged in parallel, and the height of the lifting plate toward the feeding position is higher than the height toward the discharging position.

[0009] Preferably, the adjustment assembly comprises a worm gear lift and a connecting rod, wherein the connecting rod is arranged in parallel with the detection frame and is hinged to the hinge plate, and the worm gear lift drives the connecting rod to move axially.

[0010] Preferably, the end face detection assembly includes a limit seat, a linear module and a laser sensor, the limit seat is fixed to the detection frame, the linear module is vertically arranged on the side of the detection frame relative to the diameter assembly, and the linear module drives the laser sensor to rise and fall.

[0011] In summary, the utility model has achieved the following technical effects:

[0012] The utility model provides a pipe inner diameter detection device which adopts a material inlet and outlet assembly, can automatically load and unload pipes, and limit the position of the pipes. The adjusting assembly and the moving assembly cooperate to lift the pipe to the same height as the diameter gauge and perform end face positioning. The diameter gauge is automatically driven to detect the diameter of the pipe in cooperation with the diameter assembly. The automation degree is high and the detection efficiency is high. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a structural schematic diagram of the pipe inner diameter detection equipment of the utility model;

[0014] Figure 2It is a three-dimensional structural schematic diagram of the pipe inner diameter detection device of the utility model;

[0015] Figure 3 It is a structural schematic diagram of the diameter component of the pipe inner diameter detection equipment of the utility model;

[0016] Figure 4 It is a structural schematic diagram of the mobile assembly of the pipe inner diameter detection device of the utility model;

[0017] Figure 5 It is a structural schematic diagram of the inlet and outlet components of the pipe inner diameter detection equipment of the utility model;

[0018] Figure 6 It is a structural schematic diagram of the end face detection component of the pipe inner diameter detection equipment of the utility model;

[0019] Explanation of the reference numerals in the drawings in the specification: 1. Loading rack; 2. Discharging rack; 3. Detection rack; 4. Diameter assembly; 41. Drive unit; 42. Base; 43. Diameter gauge; 44. Proximity switch; 5. Moving assembly; 51. Hinge plate; 52. Rotating shaft; 53. Rotating plate; 54. Bracket; 55. Motor; 56. Limit roller; 57. Cam; 58. Push rod; 6. Inlet and outlet assembly; 61. Fixed rack; 62. Lifting cylinder; 63. Guide rod; 64. Lifting plate; 65. Groove; 66. Limit plate; 67. Block; 68. Pad; 7. Adjustment assembly; 71. Connecting rod; 72. Worm lift; 8. End face detection assembly; 81. Limit seat; 82. Linear module; 83. Laser sensor; 9. Pipe. DETAILED DESCRIPTION

[0020] The utility model is further described in detail below in conjunction with the accompanying drawings.

[0021] This specific embodiment is merely an explanation of the present invention and is not a limitation of the present invention. After reading this specification, those skilled in the art may make non-creative modifications to the present embodiment as needed, but such modifications are protected by patent law as long as they are within the scope of the claims of the present invention.

[0022] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0023] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0024] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0025] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being "above", "above" or "above" a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being "below", "below" or "below" a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

[0026] Embodiment 1:

[0027] like Figure 1As shown in FIG. 2 , a tube inner diameter detection device comprises a loading rack 1, a discharging rack 2 and a detection rack 3. The loading rack 1 is used to support the tube 9 to be loaded; the discharging rack 2 is used to support the detected tube 9; the detection rack 3 is arranged between the loading rack 1 and the discharging rack 2, and the detection rack 3 is provided with a diameter component 4, an end face detection component 8, an adjustment component 7, four feeding and discharging components 6 and three moving components 5. The diameter component 4 and the end face detection component 8 are respectively fixedly arranged at both ends of the detection rack 3, and the feeding and discharging components 6 and the moving components 5 are both arranged between the diameter component 4 and the end face detection component 8. The adjusting assembly 7 is located below the moving assembly 5 and drives the moving assembly 5 to lift. The moving assembly 5 is used to adjust the pipe 9 to the end face detecting assembly 8. The through diameter assembly 4 is used to detect the inner diameter of the pipe 9. The end face detecting assembly 8 is used to locate the end face of the pipe 9. The feeding and discharging assembly 6 is used to feed and discharge and limit the pipe 9. The adjusting assembly 7 includes a worm elevator 72 and a connecting rod 71. The connecting rod 71 is arranged in parallel with the detecting frame 3 and is hinged to the hinged plate 51. The worm elevator 72 drives the connecting rod 71 to move axially.

[0028] The pipe inner diameter detection equipment of the present embodiment adopts the material inlet and outlet assembly 6, which can automatically load and unload the pipe 9 and limit the position of the pipe 9. The adjusting assembly 7 and the moving assembly 5 cooperate to lift the pipe 9 to the same height as the diameter gauge 43 and perform end face positioning. The diameter gauge 43 is automatically driven to detect the diameter of the pipe 9 in cooperation with the diameter assembly 4, with a high degree of automation and high detection efficiency.

[0029] like Figure 3 As shown, the diameter assembly 4 includes a driving unit 41, a base 42 and a diameter gauge 43. The base 42 and the driving unit 41 are both fixed to the discharge rack 2. The top of the base 42 is V-shaped, and the diameter gauge 43 is arranged on the top of the base 42. The driving unit 41 is obtained by horizontally arranging a rigid chain elevator, and can drive the diameter gauge 43 to move along the direction of the discharge rack 2.

[0030] like Figure 4 As shown, the cam 57 and the push rod 58, the bracket 54 is fixed to the detection frame 3, the end of the rotating plate 53 is penetrated by a pin and fixed to the bracket 54 by the pin, the top of the push rod 58 is hinged to the middle of the rotating plate 53, the bottom of the push rod 58 is hinged to the cam 57, the cam 57 is sleeved on the rotating shaft 52, the two ends of the rotating shaft 52 are penetrated by the bracket 54 and can rotate, the hinged plate 51 is fixed to the rotating shaft 52, the motor 55 is fixed to one end of the rotating plate 53 relative to the bracket 54, the motor 55 drives the limiting roller 56 to rotate, the limiting roller 56 is dumbbell-shaped and the axis is perpendicular to the detection roller.

[0031] like Figure 5As shown, the inlet and outlet assembly 6 includes a fixed frame 61, a lifting unit and a limit plate 66. The fixed frame 61 is fixed to the detection frame 3. The lifting unit and the limit plate 66 are respectively arranged on both sides of the fixed frame 61. The lifting unit includes a lifting cylinder 62, a guide rod 63 and a lifting plate 64. The lifting cylinder 62 fixes the frame 61 and drives the lifting plate 64 to move up and down. The guide rod 63 is fixed under the lifting plate 64 and passes through the fixed frame 61. A groove 65 for limiting the pipe 9 is provided in the middle of the lifting frame, and a notch is provided in the middle of the limit plate 66. The notch is shaped like the pipe 9, and blocks 67 are provided on the inner walls on both sides of the notch. A feed position and a discharge position are provided at both ends of the limiting plate 66, and pads 68 are provided on the feed position and the discharge position. The height of the feed position is lower than the height of the discharge position, and a protrusion is provided between the feed position and the notch. The lifting plate 64 is arranged in parallel with the limiting plate 66, and the height of the lifting plate 64 facing the feed position is higher than the height facing the discharge position; wherein the notch and the groove 65 are both used to limit the pipe 9, and the protrusion is used to prevent multiple pipes 9 from entering the notch.

[0032] like Figure 6 As shown, the end face detection assembly 8 includes a limit seat 81, a linear module 82 and a laser sensor 83. The limit seat 81 is fixed to the detection frame 3, and the linear module 82 is vertically arranged on the side of the detection frame 3 relative to the diameter assembly 4. The linear module 82 drives the laser sensor 83 to rise and fall; the laser sensor 83 can realize non-contact long-distance measurement by utilizing the high directivity, high monochromaticity and high brightness of the laser. The laser sensor 83 is commonly used for measuring physical quantities such as length, distance, vibration, speed, and orientation.

[0033] Working principle: the pipe 9 to be inspected is moved to the loading rack 1 in turn until it moves to the feeding position, the feeding and discharging component 6 works, the lifting cylinder 62 drives the lifting plate 64 to lift the pipe 9, so that the pipe 9 rolls along the inclined lifting plate 64 until it enters the groove 65 for limitation, then the lifting cylinder 62 drives the lifting plate 64 to descend so that the pipe 9 enters the notch for positioning, and at the same time, the remaining pipes 9 are pushed back to the feeding position through the protrusion, and then the adjusting component 7 raises the moving component 5 so that the limiting roller 56 limits the pipe 9, and the moving component 5 moves the pipe 9 to the end face detection component 8, the laser sensor 83 detects the height of the pipe 9, and cooperates with the adjusting component 7 to make the height of the pipe 9 consistent with the height of the diameter gauge 43, and finally the moving component 5 moves the pipe 9 to the diameter component 4, after the proximity switch 44 detects that the pipe 9 is in place, the diameter component 4 drives the diameter gauge 43 to enter the inside of the pipe 9 to detect the inner diameter of the pipe 9.

[0034] The above description is only a preferred implementation mode of the present invention, and does not limit the present invention in any form. Any simple modification, equivalent changes and modifications made to the above embodiments based on the technical essence of the present invention are within the scope of the technical solution of the present invention.

Claims

1. A pipe inner diameter detection device, characterized in that: include Loading rack, used to support the pipes to be loaded; Outfeed rack to support the inspected pipes The detection frame is arranged between the loading frame and the discharging frame, and is provided with a diameter component, an end face detection component, an adjustment component, a plurality of inlet and outlet components and a plurality of moving components. The diameter component and the end face detection component are respectively fixedly arranged at both ends of the detection frame, and the inlet and outlet components and the moving component are both arranged between the diameter component and the end face detection component. The adjustment component is located below the moving component and drives the moving component to lift. The moving component is used to adjust the pipe to the end face detection component. The diameter component is used to detect the inner diameter of the pipe. The end face detection component is used to locate the end face of the pipe. The inlet and outlet components are used to feed in, discharge and limit the pipe.

2. A pipe inner diameter detection device according to claim 1, characterized in that: The diameter assembly includes a driving unit, a base and a diameter gauge. The base and the driving unit are both fixed to the discharge rack. The top of the base is V-shaped. The diameter gauge is arranged on the top of the base and is driven by the driving unit to move along the direction of the discharge rack.

3. The pipe inner diameter detection device according to claim 1, characterized in that: The moving assembly includes a hinged plate, a rotating shaft, a rotating plate, a bracket, a motor, a limiting roller, a cam and a push rod. The bracket is fixed to the detection frame, a pin is passed through the end of the rotating plate and is fixed to the bracket through the pin, the top of the push rod is hinged to the middle of the rotating plate, the bottom of the push rod is hinged to the cam, the cam is sleeved on the rotating shaft, both ends of the rotating shaft are passed through the bracket and can rotate, the hinged plate is fixed to the rotating shaft, the motor is fixed to one end of the rotating plate relative to the bracket, the motor drives the limiting roller to rotate, and the limiting roller is dumbbell-shaped and the axis is arranged perpendicular to the detection roller.

4. The pipe inner diameter detection device according to claim 1, characterized in that: The inlet and outlet components include a fixed frame, a lifting unit and a limit plate, the fixed frame is fixed to the detection frame, the lifting unit and the limit plate are respectively arranged on both sides of the fixed frame, the lifting unit includes a lifting cylinder, a guide rod and a lifting plate, the lifting cylinder fixes the frame and drives the lifting plate to lift, the guide rod is fixed under the lifting plate and passes through the fixed frame, a groove for limiting the pipe is provided in the middle of the lifting plate, a notch is provided in the middle of the limit plate, the notch is shaped like the pipe, blocks are provided on the inner walls on both sides of the notch, a feeding position and a discharging position are respectively provided at both ends of the limit plate, pads are provided on the feeding position and the discharging position, the height of the feeding position is lower than the height of the discharging position, a protrusion is provided between the feeding position and the notch, the lifting plate and the limit plate are arranged in parallel, and the height of the lifting plate toward the feeding position is higher than the height toward the discharging position.

5. The pipe inner diameter detection device according to claim 3, characterized in that: The adjusting assembly comprises a worm gear lift and a connecting rod. The connecting rod is arranged in parallel with the detection frame and is hinged to the hinge plate. The worm gear lift drives the connecting rod to move axially.

6. The pipe inner diameter detection device according to claim 1, characterized in that: The end face detection component includes a limit seat, a linear module and a laser sensor. The limit seat is fixed to the detection frame. The linear module is vertically arranged on the side of the detection frame relative to the diameter component. The linear module drives the laser sensor to rise and fall.

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