CN215758294U - Automatic leveling on-line detection device for welded turnout base plate - Google Patents
Automatic leveling on-line detection device for welded turnout base plate Download PDFInfo
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- CN215758294U CN215758294U CN202121698917.5U CN202121698917U CN215758294U CN 215758294 U CN215758294 U CN 215758294U CN 202121698917 U CN202121698917 U CN 202121698917U CN 215758294 U CN215758294 U CN 215758294U
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Abstract
The automatic leveling online detection device comprises a base, wherein a top block is arranged at the center of the base, and a first supporting plate, a second supporting plate and six detection devices which are axisymmetric and liftable are respectively arranged on the left side and the right side of the top block; a briquetting device mounting seat is arranged above the base; the mounting seat of the briquetting device is fixedly connected with the bottom execution tail end of the briquetting up-down moving system; the press block device mounting base supports the left and right press block horizontal moving devices; the left and right pressing block horizontal moving devices adjust the translation positions of the left and right pressing blocks. The utility model adopts the detection device to detect the planeness value of the turnout base plate on line and transmits the planeness value to the PLC controller, and the PLC controller controls the automatic leveling of the turnout base plate, thereby realizing the automatic operation of the equipment, having high leveling precision, and saving labor, time, labor and efficiency.
Description
Technical Field
The utility model belongs to the technical field of detection devices, and particularly relates to an automatic leveling online detection device for a turnout base plate after welding.
Background
At present, the leveling of the welded turnout base plate is carried out by manually operating a common press, and the flatness detection of the turnout base plate is carried out by manually operating a knife edge leveling ruler. The detection precision is low, the labor intensity of workers is high, and the implementation and the operation of the turnout base plate automation device are seriously restricted.
With the wide use of automation control technology and high-precision detection devices, in the automation control technology, the PLC has a powerful operation function, can implement and process the feedback signal of the automation high-precision detection device, calculate the actual flatness of the turnout, and can realize the automatic operation of the whole set of system by using the data. For this reason, the following improvements are proposed.
SUMMERY OF THE UTILITY MODEL
The technical problems solved by the utility model are as follows: the automatic leveling online detection device for the switch base plate after welding is provided, the flatness value of the switch base plate is detected online by the detection device, the switch base plate is automatically leveled by pressing the pressing block, and automatic operation of the automatic leveling online detection device for the switch base plate after welding is realized.
The technical scheme adopted by the utility model is as follows: the automatic leveling online detection device for the welded turnout base plate comprises a base, wherein a vertical top block is arranged in the center of the upper end face of the base, and a first supporting plate and a second supporting plate which are axisymmetric and can be lifted are arranged on the left side and the right side of the top block respectively; six detection devices which are vertically upward are arranged on the left side and the right side of the top block; the detection device is arranged in a left-right axial symmetry mode by taking the ejector block as a symmetry axis; a pressing block device mounting seat is arranged above the base; the top end of the mounting seat of the briquetting device is fixedly connected with the bottom end execution tail end of the briquetting up-down moving system; the pressing block device mounting base supports and mounts the left pressing block horizontal moving device and the right pressing block horizontal moving device; and the horizontal moving device of the left pressing block and the horizontal moving device of the right pressing block respectively adjust the horizontal moving positions of the left pressing block and the right pressing block which face downwards vertically.
In the above technical solution, further: the first supporting plate and the second supporting plate are driven to lift through a first air cylinder, a second air cylinder or hydraulic steel.
In the above technical solution, further: the detection device is a linear displacement sensor.
In the above technical solution, further: the briquetting moves the system from top to bottom and includes vertical pneumatic cylinder or cylinder that sets up, and the terminal link joint briquetting device mount pad top is carried out to the piston rod of pneumatic cylinder or cylinder in order to drive the whole elevating movement of briquetting device mount pad.
In the above technical solution, further: the left pressing block horizontal moving device and the right pressing block horizontal moving device respectively comprise a speed reducing motor, the speed reducing motor is connected with and drives a horizontal screw rod to rotate, a screw nut is installed on the horizontal screw rod in a screwing and fitting mode, the screw nut is connected with the top end of a vertically installed pressing block through a bearing and a bearing seat, and the pressing block drives and adjusts the translation position of the pressing block relative to the horizontal screw rod through the speed reducing motor; the pressing block consists of a left pressing block and a right pressing block.
Compared with the prior art, the utility model has the advantages that:
1. the utility model installs six detection devices capable of automatically stretching on a base, and is provided with a pair of first and second lifting supporting plates, a turnout base plate is placed on the lifting supporting plate, the detection devices initially detect the turnout base plate, the detection devices transmit data to a PLC (programmable logic controller), the PLC calculates the flatness of the turnout base plate according to the data of the detection devices, the turnout base plate automatically levels according to the flatness, in the automatic leveling process of the turnout base plate, the detection devices transmit real-time change data to the PLC as the basis of the action control of the PLC, the pressing leveling operation is stopped until the detection difference of the detection devices is less than or equal to the process requirement, a pressing block returns, the supporting plate is lifted and reset, the detection devices automatically reset, and the automatic on-line leveling detection is completed.
2. The six detection devices are used for detecting the real-time linear position value of the turnout base plate, so that a data base is laid for implementation and application adjustment of an automatic device, the six detection devices determine the displacement difference value, a data support base is laid for accurate leveling, and the adjustment is more time-saving, labor-saving and labor-saving.
3. The left and right pressing blocks are used for pressing down, the first and second supporting plates are matched with the central jacking block to realize the lifting operation of the turnout base plate, the pressing down and the jacking are combined, and the left and right pressing blocks capable of translating left and right are used for performing micro-motion pressing down orthopedic adjustment on the raised position of the turnout base plate, so that the leveling requirements of high precision and high efficiency are met.
4. The left and right pressing block horizontal moving devices are respectively driven by the speed reducing motor, and the screw pair of the screw rod nut realizes the accurate translation adjusting function of the left and right positions of the pressing block through high-accuracy transmission, so that the requirements of high-accuracy adjustment and transmission are met, and the leveling is more accurate and reliable.
Drawings
FIG. 1 is a flow chart of the present invention;
FIG. 2 is a schematic diagram of the control of the apparatus of the present invention;
FIG. 3 is a schematic view of the automatic detection and leveling structure of the apparatus of the present invention;
FIG. 4 is a schematic structural diagram of the horizontal moving device of the left and right pressing blocks in FIG. 3;
in the figure: 1-a base, 2-a top block, 3-a first supporting plate, 4-a second supporting plate, 5-a detection device, 6-a turnout base plate, 7-a left pressing block, 8-a right pressing block, 9-a left pressing block horizontal moving device, 10-a right pressing block horizontal moving device, 11-a pressing block device mounting seat, 12-a PLC controller and 13-a pressing block up-and-down moving system; 14-a speed reducing motor, 15-a horizontal screw rod, 16-a screw rod nut, 17-a bearing and a bearing seat.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to fig. 1 to 4 in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Switch backing plate postweld automatic leveling on-line measuring device, switch backing plate postweld automatic leveling on-line measuring device includes (as shown in figure 3) base 1, and base 1 is horizontal base, provides the horizontal holding surface for detection device 5, kicking block 2, first, second layer board 3, 4's installation.
The vertical ejector block 2 is installed at the center of the upper end face of the base 1, and the ejector block 2 is installed at the center and used for flatly supporting and positioning the bottom end of the turnout base plate 6. The left side and the right side of the top block 2 are respectively provided with a first supporting plate 3 and a second supporting plate 4 which are axisymmetric and can be lifted. The first and second axisymmetric supporting plates 3 and 4 are used for positioning the bottom of the switch base plate of the flat-supported switch.
In the above embodiment, preferably: the first supporting plate 3 and the second supporting plate 4 are driven to lift through a first air cylinder or hydraulic steel and a second air cylinder or hydraulic steel.
Six vertical upward detection devices 5 are arranged on the left side and the right side of the top block 2; the detection device 5 is used for detecting the flatness of the turnout base plate at multiple points. The number of the detection devices 5 is adaptively increased or decreased according to the size of the workpiece to be leveled. The detecting device 5 may be one of an optical fiber sensor, a linear displacement sensor, and a distance measuring sensor. Preferably a linear displacement sensor. The detection device 5 is arranged in a left-right axial symmetry mode by taking the top block 2 as a symmetry axis.
In the above embodiment, preferably: the detection device 5 is a linear displacement sensor. The linear displacement sensor is provided with an automatic telescopic mechanism and is arranged at the telescopic top end of the automatic telescopic mechanism. The automatic telescopic mechanism consists of a sleeve, a sleeve sliding rod and a spring. A sleeve sliding rod is installed in the sleeve in a sliding fit mode, a spring is coaxially installed between the bottom end of the sleeve sliding rod and the inner side wall of the bottom end of the sleeve, and the top end of the sleeve sliding rod is fixedly connected with a linear displacement sensor. The detection device 5 is supported and installed by the automatic telescopic mechanism, so that the detection tail end of the sensor can be effectively protected, and the problem of collision and damage of the detection tail end is prevented. And the linear displacement sensor can realize the automatic rebound reset of the detection device 5 under the reset elasticity of the compression spring after the pressing block is lifted.
Specifically, the method comprises the following steps: the six detection devices 5 are respectively arranged in a left-right axial symmetry mode by taking the top block 2 as a symmetry axis; namely, the left side and the right side of the top block 2 are respectively provided with three detection devices. Of the three detection devices 5 on each side, one detection device 5 is disposed on the outer side of the first supporting plate 3 or the second supporting plate 4, and the other two detection devices are disposed on the inner side of the first supporting plate 3 or the second supporting plate 4.
The utility model adopts six detection devices 5 to detect the real-time linear position value of the turnout base plate, lays a data foundation for the implementation and application adjustment of an automatic device, determines the displacement difference value by the six detection devices 5, lays a data support foundation for accurate leveling, and is more time-saving, labor-saving and labor-saving in adjustment.
A briquetting device mounting seat 11 is arranged above the base 1; the top end of the briquetting device mounting seat 11 is fixedly connected with the bottom end execution tail end of the briquetting up-down moving system 13; the up-down moving system 13 drives the whole lifting adjustment of the press block device mounting seat 11.
In the above embodiment, further: the briquetting up-and-down moving system 13 comprises a vertically arranged hydraulic cylinder or air cylinder, and the execution tail end of a piston rod of the hydraulic cylinder or the air cylinder is fixedly connected with the top end of the briquetting device mounting seat 11 so as to drive the briquetting device mounting seat 11 to integrally lift and move.
And the briquetting device mounting seat 11 supports and mounts the left briquetting horizontal moving device 9 and the right briquetting horizontal moving device 10. The left pressing block horizontal moving device 9 and the right pressing block horizontal moving device 10 are adjusted in lifting displacement along with the pressing block device mounting base 11.
The left pressing block horizontal moving device 9 and the right pressing block horizontal moving device 10 respectively adjust the left and right translation positions of the left pressing block 7 and the right pressing block 8 which face downwards vertically.
In the above embodiment, further: the left pressing block horizontal moving device 9 and the right pressing block horizontal moving device 10 (shown in fig. 4) respectively comprise a speed reducing motor 14, and the speed reducing motor 14 is connected with and drives a horizontal screw rod 15 to rotate.
When the speed reducing motor 14 is vertically installed downwards as shown in fig. 4, the power output shaft of the speed reducing motor is provided with a driving bevel gear in a right-angle transmission structure, the driving bevel gear is meshed with a driven bevel gear, the driven bevel gear is coaxially installed at the shaft end of the horizontal screw rod 15, and the speed reducing motor 14 drives the horizontal screw rod 15 to rotate through right-angle transmission.
In addition to the above examples: the power output shaft of the speed reducing motor 14 can be coaxially and fixedly installed with the horizontal screw rod 15, and the power output shaft of the speed reducing motor 14 is coaxially and fixedly connected with the horizontal outer shaft end of the horizontal screw rod 15 through a coupling so as to drive the horizontal screw rod 15 to rotate through the speed reducing motor 14.
The left side and the right side of the horizontal screw rod 15 are rotatably supported and installed through a pair of left bearing, right bearing and bearing seat assembly respectively, and the briquetting device installation seat 11 is supported at the bottom of the briquetting device installation seat 11 and rotatably supported and installed through the bearing and bearing seat assembly.
The horizontal screw rod 15 is provided with a screw nut 16 in a screwing and matching manner, and the rotary horizontal screw rod 15 realizes the left-right horizontal displacement adjustment of the screw nut 16 screwed on the rotary horizontal screw rod.
In order to drive the pressing block to adjust the horizontal position of the pressing block through the screw rod nut 16: the screw rod nut 16 is connected with the top end of a pressing block which is vertically arranged through a bearing and a bearing seat 17, and the pressing block drives and adjusts the translation position of the pressing block relative to the horizontal screw rod 15 through a speed reducing motor 14; the pressing block consists of a left pressing block 7 and a right pressing block 8. Wherein, the coaxial suit bearing inner race in the lead screw nut 16 outside, bearing inner race fixed mounting is in the bearing frame, and the bearing frame links firmly as an organic whole with the briquetting top, realizes that the rotatable lead screw nut 16 of translation drives vertical briquetting and realizes the displacement control function about vertical briquetting.
The left and right pressing blocks 7 and 8 are adopted to press down, the first and second supporting plates 3 and 5 are matched with the central jacking block 2 to lift and press down the turnout base plate 6, the pressing down and the jacking are combined, and the left and right pressing blocks 7 and 8 which can translate left and right are used for performing micro-motion pressing correction adjustment on the protruding position of the turnout base plate 6, so that the leveling requirements of high precision and high efficiency are met.
To implement the control connection, as shown in fig. 2: the detection device 5 is connected with the input end of the PLC 12 to collect plane data information in real time. The PLC controller 12 has a detection device signal conversion processing device, which is an a/D converter for converting analog quantity and digital quantity. The PLC controller 12 calculates the difference of the detection device 5 based on the data detected by the detection device 5. If the difference is larger than 1mm, the flatness is proved to be unqualified; the PLC controller 12 outputs a control command to control the press block to move right above the detector with the maximum difference value, and then performs the push down leveling adjustment, wherein the stroke displacement of the push down leveling adjustment is increased by 0.2mm from the last push down value. The particular manner of leveling adjustment takes part in the method steps described hereinafter. If the difference is less than or equal to 1mm, the flatness is qualified, and the pressing leveling is stopped.
The output end of the PLC 12 is connected with the lifting control ends of the first supporting plate 3 and the second supporting plate 4; the PLC 12 forms a control instruction according to the calculated detection difference, and controls the lifting height of the first supporting plate 3 and the second supporting plate 4 through the control instruction.
The output end of the PLC 12 is connected with the control input ends of the left pressing block horizontal moving device 9 and the right pressing block horizontal moving device 10; the PLC 12 forms a control instruction according to the detection difference, and controls the left pressing block horizontal moving device 9 and the right pressing block horizontal moving device 10 to adjust the left and right translation positions of the left and right pressing blocks 7 and 8 through the control instruction.
The PLC 12 is interactively connected with a briquetting up-and-down moving system 13. The PLC 12 forms a control instruction according to the detection difference, and controls the stroke of the piston rod of the up-and-down moving system 13 to move up and down through the control instruction.
The left and right pressing block horizontal moving devices 9 and 10 are respectively driven by a speed reducing motor 14, and the screw pair of the screw rod nut realizes the accurate translation adjusting function of the left and right pressing blocks 7 and 8 in the left and right positions through high-accuracy transmission, so that the requirements of high-accuracy adjustment and transmission are met, and the leveling is more accurate and reliable.
The working principle of the utility model is as follows: the utility model installs six detection devices capable of automatically extending and retracting on a base 1, and is provided with a pair of first and second lifting supporting plates 3 and 4, a turnout base plate 6 is placed on the lifting supporting plate, the detection device 5 initially detects the planeness value of the turnout base plate 6, the detection device 5 transmits data to a PLC controller 12, the PLC controller 12 calculates the planeness of the turnout base plate 6 according to the data of the detection device 5, an automatic leveling system of a press automatically levels according to the planeness, in the automatic leveling process of the turnout base plate, the detection device 5 transmits real-time change data to the PLC 12 to serve as a basis for action control of the PLC 12, the pressing leveling operation is stopped until the detection difference value of the detection device 5 is smaller than or equal to 1mm of the process requirement, the pressing block returns, the supporting plate rises and resets, the detection device 5 automatically resets, and automatic online leveling detection is completed.
The utility model discloses a switch base plate post-welding automatic leveling online detection method (as shown in figure 1), which comprises the following steps:
step S001, calling a leveling process from the PLC 12; the PLC controller adopts Siemens S7-1200 PLC.
S002, the PLC 12 controls the pressing block to move to the initial designated position; and the zero start bit as described in figure 3.
And S003, the PLC 12 controls the first supporting plate 3 and the second supporting plate 4 to horizontally and coplanarly rise and be higher than the upper end surface of the top block 2.
And step S004, the industrial robot grabs the turnout base plate 6 and puts the turnout base plate at the central positions of the first supporting plate 3 and the second supporting plate 4. Industrial robot connects the PLC controller to with the central point position coordinate input PLC controller of first layer board 3, second layer board 4, snatch the switch backing plate by PLC controller control industrial robot, and remove the switch backing plate to aforementioned coordinate. So as to ensure that the turnout base plate can be placed right above the first supporting plate 3 and the second supporting plate 4.
And S005, the six detection devices 5 detect the turnout base plate 6 for the first time, and transmit detection data to the PLC 12.
Step S006, the PLC 12 adjusts the horizontal pressing position of the pressing block through a pressing block horizontal moving device according to the detection result, so that the pressing block moves to be right above the turnout base plate 6 with the maximum difference value detected by the six detection devices 5 in a translation mode, the PLC 12 controls the descending stroke size of the pressing block through a pressing block up-down moving system 13 and contacts with the turnout base plate 6 to press and level the turnout base plate, the first supporting plate 3 and the second supporting plate 4 are pressed to descend in the descending process of the pressing block, and the six detection devices 5 change at the same speed;
step S007, the back of the turnout base plate 6 is in contact with the top block 2, the pressing block is continuously pressed down to level the turnout base plate 6, the change rate and the displacement of the six detection devices 5 are changed, and real-time detection data are transmitted to the PLC 12;
step S008, the PLC 12 calculates the difference between the maximum value and the minimum value of the displacement of the six detecting devices 5 in real time within a certain set detecting time range, when the difference calculated by the PLC 12 in real time is more than 1mm, the PLC 12 adjusts the moving press block to move horizontally to the position right above the turnout base plate 6 where the maximum difference detection device 5 is located through the press block horizontal moving device, the PLC 12 controls the press block to press down again according to the stroke through the press block up-down moving system 13, the press block press-down value again is increased by 0.2mm compared with the press-down value last time, after the press block press-down is finished again, the six detection devices 5 detect the planeness of the turnout base plate 6 again, if the difference value between the maximum value and the minimum value of the displacement of the six detection devices 5 is still larger than 1mm, the PLC 12 adjusts the pressing block to press down again until the difference value between the maximum value and the minimum value of the displacement detected by the six detection devices 5 is smaller than or equal to 1 mm;
step S009, after the difference value of the results detected by the detection device 5 is smaller than or equal to 1mm, the turnout base plate 6 is proved to meet the process requirements through leveling, at the moment, the PLC 12 controls the pressing block to rise and stop the pressing operation, the first supporting plate 3 and the second supporting plate 4 ascend to lift the turnout base plate 6, so that the first supporting plate 3 and the second supporting plate 4 ascend to the highest positions, and the top block 2 is separated from the turnout base plate 6; the six detection devices 5 are automatically reset to prepare for the leveling operation of the next turnout cushion plate;
and step S010, finishing automatic detection and automatic leveling.
In conclusion, the detection device 5 is adopted to detect the flatness value of the turnout base plate on line and transmit the flatness value to the PLC 12, and the PLC 12 controls the automatic leveling of the turnout base plate, so that the automatic operation of the device is realized. The leveling is accurate, labor-saving, time-saving, labor-saving and efficient.
All the embodiments in the present specification are described in a related manner, and the same and similar parts among the embodiments may be referred to each other, and each embodiment focuses on the differences from the other embodiments.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention shall fall within the protection scope of the present invention.
Claims (5)
1. Switch backing plate postweld automatic leveling on-line measuring device, its characterized in that: the lifting device comprises a base (1), wherein a vertical top block (2) is arranged in the center of the upper end face of the base (1), and a first supporting plate (3) and a second supporting plate (4) which are axisymmetric and can be lifted are arranged on the left side and the right side of the top block (2) respectively; six detection devices (5) which are vertically upward are arranged on the left side and the right side of the top block (2); the detection device (5) is arranged in a left-right axial symmetry mode by taking the ejector block (2) as a symmetry axis; a briquetting device mounting seat (11) is arranged above the base (1); the top end of the briquetting device mounting seat (11) is fixedly connected with the bottom end execution tail end of the briquetting up-down moving system (13); the briquetting device mounting seat (11) supports and mounts the left briquetting horizontal moving device (9) and the right briquetting horizontal moving device (10); and the horizontal moving device (9) of the left pressing block and the horizontal moving device (10) of the right pressing block respectively adjust the translation positions of the left pressing block (7) and the right pressing block (8) which face downwards vertically.
2. The switch base plate postweld automatic leveling on-line detection device of claim 1, characterized in that: the first supporting plate (3) and the second supporting plate (4) are driven to lift through a first air cylinder, a second air cylinder or hydraulic steel.
3. The switch base plate postweld automatic leveling on-line detection device of claim 1, characterized in that: the detection device (5) is a linear displacement sensor.
4. The switch base plate postweld automatic leveling on-line detection device of claim 1, characterized in that: the briquetting moves up and down system (13) comprises a vertically arranged hydraulic cylinder or air cylinder, and the execution tail end of a piston rod of the hydraulic cylinder or the air cylinder is fixedly connected with the top end of the briquetting device mounting seat (11) so as to drive the briquetting device mounting seat (11) to integrally lift and move.
5. The switch base plate postweld automatic leveling on-line detection device of claim 1, characterized in that: the left pressing block horizontal moving device (9) and the right pressing block horizontal moving device (10) respectively comprise a speed reducing motor (14), the speed reducing motor (14) is connected with and drives a horizontal screw rod (15) to rotate, a screw rod nut (16) is installed in a screwing and matching mode on the horizontal screw rod (15), the screw rod nut (16) is connected with the top end of a pressing block which is vertically installed through a bearing and a bearing seat (17), and the pressing block drives and adjusts the translation position of the pressing block relative to the horizontal screw rod (15) through the speed reducing motor (14); the pressing block consists of a left pressing block (7) and a right pressing block (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121698917.5U CN215758294U (en) | 2021-07-23 | 2021-07-23 | Automatic leveling on-line detection device for welded turnout base plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121698917.5U CN215758294U (en) | 2021-07-23 | 2021-07-23 | Automatic leveling on-line detection device for welded turnout base plate |
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| Publication Number | Publication Date |
|---|---|
| CN215758294U true CN215758294U (en) | 2022-02-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121698917.5U Active CN215758294U (en) | 2021-07-23 | 2021-07-23 | Automatic leveling on-line detection device for welded turnout base plate |
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| Country | Link |
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| CN (1) | CN215758294U (en) |
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2021
- 2021-07-23 CN CN202121698917.5U patent/CN215758294U/en active Active
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