CN220006199U

CN220006199U - Pipeline cutting sizing platform

Info

Publication number: CN220006199U
Application number: CN202321645142.4U
Authority: CN
Inventors: 付阳阳; 刘国鹏; 赵晓明; 张蕾; 于瑞阳; 赵瑞生; 安然; 张金艳; 袁野; 王子富; 孟举; 李来斌; 代晓明; 郑宏岩; 范景雨
Original assignee: CRRC Tangshan Co Ltd
Current assignee: CRRC Tangshan Co Ltd
Priority date: 2023-06-27
Filing date: 2023-06-27
Publication date: 2023-11-14
Anticipated expiration: 2033-06-27

Abstract

The utility model provides a pipeline cutting and sizing platform which comprises a rack, a sliding table, a driving mechanism and a control assembly, wherein the rack is arranged on the rack; the rack is used for fixedly supporting the side of the cutting machine and horizontally supporting one end of the pipeline to be cut away from the cutting machine; the sliding table is used for being connected to the rack in a sliding manner along the axial direction of the pipeline to be cut, one side of the sliding table, facing the cutting machine, is provided with a positioning surface, and the positioning surface is used for abutting against the end part of the pipeline to be cut; the driving mechanism is arranged on the rack, and the output end of the driving mechanism is connected with the sliding table; the control assembly is arranged on the bench and is electrically connected with the driving mechanism, and the control assembly is used for inputting the size to be cut and controlling the driving mechanism to drive the sliding table to move according to the size to be cut. The pipeline cutting sizing platform provided by the utility model can improve the size calibration precision of a pipeline to be cut, avoid the phenomenon that pipeline materials are wasted or even scrapped due to overlarge cutting errors, save time and labor in operation and improve the pipeline cutting operation efficiency.

Description

Pipeline cutting sizing platform

Technical Field

The utility model belongs to the technical field of railway vehicle pipeline processing, and particularly relates to a pipeline cutting sizing platform.

Background

In rail vehicle production process, the pipeline cutting processing that involves braking system, steam system, need adopt cutting machine such as metal circular sawing machine or other pipeline cutting equipment to cut according to certain pipeline length, because pipeline length is great, simply utilize the workstation of cutting machine itself to support and press from both sides the degree of difficulty very big, the pipeline also appears crooked sagging easily under the tip lacks under the circumstances of supporting moreover, not only is easy to break down, and is unfavorable for carrying out the scale measurement, consequently just need adopt the platform cooperation cutting machine that can carry out length measurement and tip support to carry out the operation.

The scale platform that adopts at present mainly relies on the scale of fixing on the mesa to carry out the size measurement, judge through operating personnel and wait to cut the scale that the tip of pipeline aligns and judge whether the cutting length of pipeline satisfies the requirement, and treat the clamping position of cutting the pipeline and adjust the cutting size through the anchor clamps of adjustment cutting machine, this kind of mode is great to the calibration position error of pipeline cutting size, extremely lead to pipeline cutting position deviation easily, wherein, if the pipeline size of cutting is longer than the requirement then need carry out the secondary cutting, not only waste material, and waste time and energy, if the pipeline size of cutting is shorter than the requirement then can directly cause the scrapping of whole section of material, consequently, the current urgent need improves on the size calibration mode of pipeline cutting and auxiliary device.

Disclosure of Invention

The embodiment of the utility model provides a pipeline cutting sizing platform, which aims to improve the size calibration precision of a pipeline to be cut, thereby reducing the waste of pipeline materials and improving the pipeline cutting operation efficiency.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the pipeline cutting and sizing platform comprises a bench, a sliding table, a driving mechanism and a control assembly; the rack is used for fixedly supporting the side of the cutting machine and horizontally supporting one end of the pipeline to be cut away from the cutting machine; the sliding table is used for being connected to the rack in a sliding manner along the axial direction of the pipeline to be cut, one side of the sliding table, facing the cutting machine, is provided with a positioning surface, and the positioning surface is used for abutting against the end part of the pipeline to be cut; the driving mechanism is arranged on the rack, and the output end of the driving mechanism is connected with the sliding table; the control assembly is arranged on the bench and is electrically connected with the driving mechanism, and the control assembly is used for inputting the size to be cut and controlling the driving mechanism to drive the sliding table to move according to the size to be cut.

In one possible implementation, the control assembly includes a PLC (Programmable Logic Controller ) controller and an HMI (Human Machine Interface, human-machine interface) touch screen provided on the gantry; the PLC controller is electrically connected with the driving mechanism; the HMI touch screen is electrically connected with the PLC; the HMI touch screen is used for inputting the size to be cut and transmitting the size to be cut to the PLC, and the PLC is used for controlling the driving mechanism to drive the sliding table to move according to the size to be cut.

In some embodiments, the drive mechanism includes a stepper motor and a rack; the stepping motor is fixedly connected to the sliding table and is electrically connected with the PLC, and an output shaft of the stepping motor faces downwards and is sleeved with a driving gear; the rack is fixedly connected to the rack along the axial direction of the pipeline to be cut and meshed with the driving gear.

The two ends of the bench are respectively provided with a limit switch, and each limit switch is electrically connected with the PLC; limit switch is used for limiting the extreme position that the slip table moved towards the rack both ends.

In one possible implementation, a supporting table suitable for supporting the pipeline to be cut is laid on top of the bench, the supporting table is flush with the working table of the cutting machine, and the sliding table is slidably connected to the supporting table.

For example, two sides of the supporting table are respectively provided with a guide rail, and the two guide rails are parallel and extend along the axial direction of the pipeline to be cut; two sliding blocks are distributed at intervals at the bottom of the sliding table and are correspondingly matched with the two guide rails in a sliding way respectively.

In some embodiments, a scale is provided on the support table laterally of one of the rails.

Illustratively, a positioning member is disposed on a side of the sliding table facing the cutting machine, and a positioning surface is disposed on the positioning member.

For example, the positioning piece comprises a positioning support and a compensation block; the positioning support is fixedly connected to the sliding table, one end of the compensation block is connected with the positioning support, and the other end of the compensation block extends towards the direction of the cutting machine and forms a positioning surface.

In some embodiments, the skid is spliced from channel steel.

The pipeline cutting sizing platform provided by the utility model has the beneficial effects that: compared with the prior art, the pipeline cutting sizing platform has the advantages that the bench fixed on the side of the cutting machine can assist in supporting a pipeline to be cut, the control assembly can control the driving mechanism to drive the sliding table to move to the target position only by inputting the size to be cut into the control assembly, then the end part of the pipeline to be cut is abutted on the positioning surface of the sliding table, the sizing of the pipeline to be cut can be achieved, the sizing precision is high, the once cutting in-place rate of the pipeline to be cut can be improved, the phenomenon that pipeline materials are wasted or scrapped due to overlarge cutting errors is avoided, the operation is time-saving and labor-saving, and the pipeline cutting operation efficiency can be improved.

Drawings

Fig. 1 is a schematic perspective view of a pipeline cutting and sizing platform according to an embodiment of the present utility model;

fig. 2 is a schematic partial structure diagram of a pipeline cutting and sizing platform according to an embodiment of the present utility model.

In the figure: 10. a stand; 11. a support table; 12. a guide rail; 13. a ruler; 20. a sliding table; 200. a positioning surface; 21. a slide block; 22. a positioning piece; 221. positioning a support; 222. a compensation block; 30. a driving mechanism; 31. a stepping motor; 311. a drive gear; 32. a rack; 40. a control assembly; 41. a PLC controller; 42. HMI touch screen; 50. and a limit switch.

Detailed Description

In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the utility model is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

It will be understood that when an element is referred to as being "disposed on" another element, it can be directly on the other element or be indirectly on the other element. It is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the present utility model.

Referring to fig. 1 and fig. 2 together, a pipe cutting and sizing platform provided by the present utility model will now be described. The pipeline cutting and sizing platform comprises a rack 10, a sliding table 20, a driving mechanism 30 and a control assembly 40; the rack 10 is used for fixedly supporting the side of the cutting machine, and the rack 10 is used for horizontally supporting one end of a pipeline to be cut away from the cutting machine; the sliding table 20 is used for being connected to the rack 10 in a sliding manner along the axial direction of the pipeline to be cut, one side of the sliding table 20 facing the cutting machine is provided with a positioning surface 200, and the positioning surface 200 is used for abutting against the end part of the pipeline to be cut; the driving mechanism 30 is arranged on the bench 10, and the output end of the driving mechanism is connected with the sliding table 20; the control assembly 40 is disposed on the stand 10 and electrically connected to the driving mechanism 30, and the control assembly 40 is used for inputting the size to be cut and controlling the driving mechanism 30 to drive the sliding table 20 to move according to the size to be cut.

It should be noted that, in the present embodiment, the combination of the driving mechanism 30 and the control assembly 40 may be understood as a set of servo driving system to realize automatic control, specifically, the sliding table 20 may be used as an initial position at a distal end of the table 10 away from the cutting machine, when a dimension to be cut is input, the control assembly 40 converts the dimension into a distance value that the sliding table 20 needs to move toward a proximal end close to the cutting machine, and converts the distance value into a control signal (such as a time signal, a rotation angle signal or other signals that can be converted into a linear distance) to be sent to the driving mechanism 30, and the driving mechanism 30 performs an action to drive the sliding table 20 to move by a corresponding distance and then stops, where, of course, such control manner and principle are common technical means in the field of automation equipment, and will not be described in detail herein; after the control component 40 converts the input size to be cut into a corresponding control signal to enable the driving mechanism 30 to drive the sliding table 20 to move to a corresponding position on the bench 10, the end of the pipeline to be cut is only required to be abutted against the positioning surface 200 on the side of the sliding table 20, so that the cutting position of the pipeline to be cut can be accurately positioned, and of course, the two sides of the cutting position of the pipeline to be cut need to be clamped and fixed by using the clamps on the two sides of the saw blade of the cutting machine before cutting.

Compared with the prior art, the bench 10 fixed at the side of the cutting machine can assist in supporting the pipeline to be cut, the control assembly 40 can control the driving mechanism 30 to drive the sliding table 20 to move to the target position only by inputting the size to be cut into the control assembly 40, then the end part of the pipeline to be cut is abutted on the positioning surface 200 of the sliding table 20, the calibration of the size to be cut can be realized, the size calibration precision is high, the once cutting in-place rate of the pipeline to be cut can be improved, the phenomenon that pipeline materials are wasted or scrapped due to overlarge cutting errors is avoided, the operation is time-saving and labor-saving, and the pipeline cutting operation efficiency can be improved.

In some embodiments, referring to fig. 1, the control assembly 40 includes a PLC controller 41 and an HMI touch screen 42 provided on the gantry 10; the PLC controller 41 is electrically connected to the driving mechanism 30; the HMI touch screen 42 is electrically connected with the PLC controller 41; the HMI touch screen 42 is configured to input the size to be cut and transmit the size to be cut to the PLC controller 41, and the PLC controller 41 is configured to control the driving mechanism 30 to drive the slide table 20 to move according to the size to be cut.

The human-computer interaction interface of the HMI touch screen 42 is utilized to input the size to be cut, the operation is convenient, the PLC 41 processes the input size to be cut and then converts the processed size to a control signal, and the control signal is sent to the driving mechanism 30, so that the driving mechanism 30 drives the sliding table 20 to move by a corresponding distance, the moving position precision of the sliding table 20 can be ensured based on the precise control of the PLC 41, and the size calibration precision of a pipeline to be cut is improved.

As an embodiment of the driving mechanism 30, referring to fig. 2, the driving mechanism 30 includes a stepping motor 31 and a rack 32; wherein, the step motor 31 is fixedly connected to the sliding table 20 and is electrically connected with the PLC 41, and the output shaft of the step motor 31 faces downwards and is sleeved with the driving gear 311; the rack 32 is fixedly connected to the rack 10 along the axial direction of the pipeline to be cut and is meshed with the driving gear 311.

The stepper motor 31 is used as an actuating mechanism for converting electric pulses into angular displacement, and when receiving a pulse signal, the stepper motor 31 rotates a fixed angle (i.e. a stepping angle) in a set direction, the number of pulses can be controlled by the PLC 41, so that the purpose of accurate positioning is achieved, that is, the PLC converts a distance value of the sliding table 20, which needs to be moved from an initial position, according to an input dimension to be cut, and then converts the distance value into the number of pulses, so that the rotating angle of the stepper motor 31 can be controlled, and as the rack 32 is fixed on the bench 10, a gear sleeved on an output shaft of the stepper motor 31 rolls along the rack 32, so that the sliding table 20 is driven to move, and as the rotating angle of the stepper motor 31 can be accurately controlled, the displacement of the sliding table 20 can be accurately controlled, and the dimension calibration precision of a pipeline to be cut is further ensured.

It should be noted that, referring to fig. 1, in this embodiment, limit switches 50 are disposed at two ends of the stand 10, and each limit switch 50 is electrically connected to the PLC controller 41; the limit switch 50 is used to limit the limit position of the movement of the slide table 20 toward both ends of the gantry 10. In order to avoid the sliding table 20 sliding out of the guide rail 12 caused by the error of the size to be cut, especially the overlarge input value, which is input on the HMI touch screen 42, limit switches 50 are arranged at both ends of the table frame 10, when the sliding table 20 moves to a position aligned with the limit switches 50, the limit switches 50 are triggered, and the electric signals of the limit switches 50 are transmitted to the PLC 41, so that the PLC 41 controls the driving mechanism 30 to stop moving, thereby stopping the sliding table 20 in time and ensuring the operation safety.

As a specific structure of the above-mentioned bench 10, referring to fig. 1, a supporting table 11 adapted to support a pipeline to be cut is laid on top of the bench 10, the supporting table 11 is level with a working table of the cutting machine, and the sliding table 20 is slidably connected to the supporting table 11. The supporting stability of the pipeline to be cut can be improved by arranging the supporting table 11, and meanwhile, the pipeline to be cut can be guaranteed to be supported to be in a straight state due to the fact that the supporting table 11 is flush with the workbench of the cutting machine, so that the problem that the positioning end of the pipeline to be cut is completely sagged to influence the dimension calibration precision is avoided.

Optionally, in this embodiment, two sides of the supporting table 11 are respectively provided with a guide rail 12, and the two guide rails 12 are parallel and extend along the axial direction of the pipeline to be cut; two sliding blocks 21 are distributed at intervals at the bottom of the sliding table 20, and the two sliding blocks 21 are correspondingly matched with the two guide rails 12 in a sliding manner. The sliding of the sliding table 20 on the supporting table 11 is realized by adopting a sliding fit mode of the two groups of sliding blocks 21 and the guide rail 12, so that the sliding stability and smoothness of the sliding table 20 can be ensured.

In order to facilitate the operator to visually verify the accuracy of the sizing of the pipe to be cut, in some embodiments, referring to fig. 1, a scale 13 is provided on the support 11 at a side of one of the guide rails 12. The operator can adopt the square, and with the square one side of square paste the edge of leaning on supporting bench 11, another side of square paste on locating surface 200 to compare the verification through scale value that corresponds on square and scale 13 and the size of waiting to cut, thereby guarantee once cut the rate of putting in place, avoid because of cutting the too big reworking or the material waste that leads to of error.

In some possible implementations, as shown in fig. 1, a positioning member 22 is disposed on a side of the sliding table 20 facing the cutting machine, and the positioning member 22 has a positioning surface 200 thereon. Specifically, the positioning member 22 includes a positioning support 221 and a compensation block 222; wherein, the positioning support 221 is fixedly connected to the sliding table 20, one end of the compensation block 222 is connected to the positioning support 221, and the other end extends toward the direction of the cutting machine to form the positioning surface 200.

It should be understood that, since the saw blade of the cutting machine is mostly located in the middle of the cutting table, the clamps for clamping the pipe to be cut are disposed on both sides of the saw blade, and the cutting machine and the table 10 are positioned with the cutting machine facing the edge of one side of the table 10, the sizes of the saw blade and the cutting machine (usually the sizes of the clamps on the side) need to be compensated when the pipe to be cut is calibrated, and therefore, a certain size difference needs to be compensated when the pipe to be cut is calibrated, so that the compensating block 222 is disposed on the positioning support 221, and the end surface of the compensating block 222 extending towards the cutting machine is used as the positioning surface 200, so as to reduce the difficulty of calibrating the size of the pipe to be cut and ensure the accuracy of calibrating the size.

Illustratively, the skid 10 is formed from channel steel. The channel steel structure rigidity is high, and with low costs, adopts the channel-steel to splice into the rack 10 structure that needs with welded mode, guarantees the supporting stability of rack 10.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims

1. A pipeline cutting sizing platform, characterized by comprising:

the rack is used for fixedly supporting the side of the cutting machine and horizontally supporting one end, far away from the cutting machine, of the pipeline to be cut;

the sliding table is connected to the rack in a sliding manner along the axial direction of the pipeline to be cut, one side of the sliding table, facing the cutting machine, is provided with a positioning surface, and the positioning surface is used for abutting against the end part of the pipeline to be cut;

the driving mechanism is arranged on the rack, and the output end of the driving mechanism is connected with the sliding table;

the control assembly is arranged on the rack and is electrically connected with the driving mechanism, and the control assembly is used for inputting the size to be cut and controlling the driving mechanism to drive the sliding table to move according to the size to be cut.

2. A pipeline cutting and sizing platform as recited in claim 1, wherein the control assembly comprises:

the PLC is arranged on the rack and is electrically connected with the driving mechanism;

the HMI touch screen is arranged on the rack and is electrically connected with the PLC;

the HMI touch screen is used for inputting the size to be cut and transmitting the size to be cut to the PLC, and the PLC is used for controlling the driving mechanism to drive the sliding table to move according to the size to be cut.

3. A pipeline cutting and sizing platform as recited in claim 2, wherein the drive mechanism comprises:

the stepping motor is fixedly connected to the sliding table and is electrically connected with the PLC, and an output shaft of the stepping motor faces downwards and is sleeved with a driving gear;

the rack is fixedly connected to the rack along the axial direction of the pipeline to be cut and meshed with the driving gear.

4. The pipeline cutting and sizing platform as claimed in claim 2, wherein limit switches are arranged at two ends of the bench, and each limit switch is electrically connected with the PLC; the limit switch is used for limiting the sliding table to move towards the limit positions of the two ends of the rack.

5. A pipeline cutting and sizing platform as recited in claim 1, wherein a support table suitable for supporting the pipeline to be cut is laid on top of the bench, the support table is level with the working table of the cutting machine, and the sliding table is slidably connected to the support table.

6. The pipeline cutting and sizing platform as claimed in claim 5, wherein two sides of the supporting platform are respectively provided with a guide rail, and the two guide rails are parallel and extend along the axial direction of the pipeline to be cut; two sliding blocks are distributed at the bottom of the sliding table at intervals, and the two sliding blocks are correspondingly matched with the two guide rails in a sliding manner respectively.

7. The pipeline cutting and sizing platform as recited in claim 6, wherein a scale is arranged on the support platform at the side of one of the guide rails.

8. The pipeline cutting and sizing platform as recited in claim 1, wherein a positioning piece is arranged on one side of the sliding table facing the cutting machine, and the positioning piece is provided with the positioning surface.

9. A pipeline cutting and sizing platform as recited in claim 8, wherein the positioning member comprises a positioning support and a compensation block; the positioning support is fixedly connected to the sliding table, one end of the compensation block is connected with the positioning support, and the other end of the compensation block extends towards the direction of the cutting machine and forms the positioning surface.

10. A pipeline cutting to length platform as claimed in any one of claims 1 to 9, wherein the skid is formed from channel steel.