CN114260500B - Flexible cast iron pipe transverse cutting device - Google Patents
Flexible cast iron pipe transverse cutting device Download PDFInfo
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- CN114260500B CN114260500B CN202111310168.9A CN202111310168A CN114260500B CN 114260500 B CN114260500 B CN 114260500B CN 202111310168 A CN202111310168 A CN 202111310168A CN 114260500 B CN114260500 B CN 114260500B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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Abstract
The invention provides a transverse cutting device for a flexible cast iron pipe, which is characterized in that the flexible cast iron pipe to be cut passes through a limiting perforation and is inserted into a limiting groove, and the flexible cast iron pipe to be cut is sleeved on a positioning column. And then inserting the magnetic limiting column into the flexible cast iron pipe to be cut, so that one end of the magnetic limiting column is abutted against one end of the positioning column. On the one hand, the positioning column and the limiting groove position the flexible cast iron pipe to be cut, and on the other hand, the magnetic limiting column and the limiting perforation position the flexible cast iron pipe to be cut. The driving mechanism drives the sliding column to be inserted into the sliding perforation and slide with the sliding bearing table, and the flexible cast iron pipe to be cut is transversely cut. After the primary cutting is finished, taking out the cut steel pipe in the limiting groove, resetting the sliding column, and reinserting the flexible cast iron pipe to be cut into the limiting groove for the next cutting treatment. The transverse cutting device for the flexible cast iron pipe has high stability in cutting the flexible cast iron pipe.
Description
Technical Field
The invention relates to the field of cast iron pipe machining, in particular to a transverse cutting device for a flexible cast iron pipe.
Background
The cast iron pipe is a pipe cast by cast iron. The cast iron pipe is used for water supply, drainage and gas conveying pipeline and includes cast iron straight pipe and pipe fitting. According to the labor intensity and the casting method, the cast iron pipes can be divided into continuous cast iron pipes and centrifugal cast iron pipes, wherein the centrifugal cast iron pipes are divided into sand molds and metal molds. The materials are different into gray cast iron pipes and ductile cast iron pipes. The flexible interface, the flange interface, the self-anchored interface, the rigid interface and the like are different according to the interface form. Wherein, the flexible cast iron pipe is also called a cast iron drain pipe, a flexible anti-seismic cast iron drain pipe, a machine-made cast iron drain pipe, a flexible connection cast iron drain pipe, a centrifugal cast iron drain pipe and the like. The flexible cast iron pipe is sealed by a rubber ring, the flange joint cast iron pipe is fixed by a flange, and the flexible cast iron pipe is sealed by an inner pad rubber flange gasket. The connection between the pipes adopts the form of socket joint type or flange type interface, and can be divided into two types of flexible interface and rigid interface according to the functions. The flexible interface is sealed by a rubber ring, and a certain limit of rotation angle and displacement is allowed, so that the flexible interface has good shock resistance and sealing property, and is simpler, more convenient and faster than the rigid interface in installation. The rigid joint is generally large in cast iron pipe socket, and cement is used for sealing after the straight pipe is inserted.
However, the W-shaped flexible cast iron drain pipe is a common connection mode in China, and has the advantages of small radial dimension, convenient arrangement, space saving, length capable of being cut on site according to requirements, pipe saving, convenient disassembly and assembly, convenient maintenance and replacement and the like. Besides the characteristics of good flexibility and good shock resistance of the connection, the hydraulic pipeline joint has the characteristics of synchronous construction, high utilization rate of the pipe, convenience in pipeline cleaning, reduction of the number of hydraulic tests, shortening of the construction period and improvement of economic benefits. In the processing process of the flexible cast iron pipe, the flexible cast iron pipe is required to be cut, but the existing cutting equipment has low cutting efficiency and low stability on the flexible cast iron pipe, and the production requirement cannot be met.
Disclosure of Invention
Based on the above, it is necessary to provide a transverse cutting device for the flexible cast iron pipe, aiming at the technical problems that the existing cutting equipment has low cutting efficiency for the flexible cast iron pipe and cannot meet the production requirement.
A flexible cast iron pipe transverse cutting apparatus, the flexible cast iron pipe transverse cutting apparatus comprising: a receiving base plate, a driving mechanism and a cutting mechanism; the driving mechanism and the cutting mechanism are both arranged on the bearing bottom plate;
the cutting mechanism comprises a sliding bearing table, a sliding column, a bearing block and a magnetic limit column; the sliding bearing table is provided with a sliding perforation, the sliding column is matched with the sliding perforation, and the driving mechanism drives the sliding column to be inserted into the sliding perforation and connected with the sliding bearing table in a sliding manner; a limiting groove is formed in the side wall of one end, far away from the driving mechanism, of the sliding column, a positioning column is arranged in the limiting groove, and the positioning column and the limiting groove are coaxially arranged; the length of the positioning column is the same as the depth of the limiting groove;
the bearing block is connected with the bearing bottom plate and is tightly arranged on the sliding column, and a limiting perforation is formed in the bearing block; the limiting perforation and the limiting groove are coaxially arranged, and the shape and the size of the cross section of the limiting perforation are the same as those of the limiting groove; the magnetic limit column and the positioning column are coaxially arranged, and the shape and the size of the cross section of the magnetic limit column are the same as those of the positioning column; the magnetic limit column is accommodated in the limit perforation and can slide relative to the bearing block.
In one embodiment, the driving mechanism comprises a hydraulic machine and a driving block, the hydraulic machine is connected with the bearing bottom plate, the driving end of the hydraulic machine is in driving connection with the driving block, the cross section of the driving block is triangular, a driven block is arranged at one end, close to the hydraulic machine, of the sliding column, the cross section of the driven block is triangular, the inclined plane of the driving block is parallel to the inclined plane of the driven block, the inclined plane of the driving block is in butt joint with the inclined plane of the driven block, and the hydraulic machine drives the driven block to move downwards through driving the driving block so as to drive the sliding column to move along the sliding perforation.
In one embodiment, the flexible cast iron pipe transverse cutting device further comprises a short pipe pushing mechanism, wherein the short pipe pushing mechanism comprises a pushing block, a pushing connecting rod and a pushing ring; the side wall of the sliding column is provided with a sliding passage, the sliding passage is communicated with the limiting groove, the pushing connecting rod is matched with the sliding passage, and the middle part of the pushing connecting rod is accommodated in the sliding passage and is in sliding connection with the sliding column; one end of the pushing connecting rod exposed out of the sliding column is connected with the pushing block; the limiting groove and the sliding column are matched with the pushing ring, and the pushing ring is inserted into the limiting groove and sleeved on the sliding column; the pushing connecting rod is contained at one end of the limiting groove and connected with the pushing ring.
In one embodiment, the short tube pushing mechanism further comprises a pushing cylinder and a connecting block, the pushing cylinder is connected with one end, far away from the driving mechanism, of the sliding column through the connecting block, the pushing cylinder is in driving connection with the pushing block, and the pushing cylinder drives the pushing connecting rod to slide in the sliding aisle through the pushing block, so that the pushing ring is driven to be inserted into the limiting groove and slide along the sliding column.
In one embodiment, the flexible cast iron pipe transverse cutting device further comprises a reset mechanism, wherein the reset mechanism comprises a reset connecting plate and two reset components; the reset connecting plate is connected with one end of the sliding column far away from the driving mechanism; the two reset components are symmetrically arranged on two sides of the sliding column; the reset assembly comprises an extension spring and a sliding column, one end of the sliding column is connected with the reset connecting plate, two sliding holes are formed in one end of the sliding column, which is far away from the driving mechanism, and the sliding holes are matched with the sliding column, and the sliding column is inserted into the sliding holes and is in sliding connection with the sliding column; the sliding column is matched with the extension spring, the extension spring is sleeved on the sliding column, one end of the extension spring is connected with the sliding column, and the other end of the extension spring is connected with the reset connecting plate.
In one embodiment, the transverse cutting device for the flexible cast iron pipe further comprises a bearing table, wherein the bearing table is connected with the bearing bottom plate and is used for bearing the part of the flexible cast iron pipe to be cut, which is not penetrated into the limiting perforation and the limiting groove.
In one embodiment, the side wall of the supporting table is provided with a supporting groove, and the supporting groove is used for supporting the part of the flexible cast iron pipe to be cut, which is not penetrated into the limiting perforation and the limiting groove.
In one embodiment, the bearing table is provided with a bearing hole, the bearing hole penetrates through the bearing table, and the shape and the size of the cross section of the bearing hole are the same as those of the limit perforation; the flexible cast iron pipe transverse cutting device further comprises a placing mechanism and a dislocation mechanism, wherein the placing mechanism comprises a screw rod motor and an electromagnetic chuck, the screw rod motor drives the electromagnetic chuck to move back and forth along the bearing table, and the electromagnetic chuck can magnetically attract the magnetic limiting column after being electrified; the dislocation mechanism comprises a dislocation cylinder and a sliding table, a sliding groove is formed in the bearing bottom plate, the sliding table is matched with the sliding groove, and the dislocation cylinder drives the sliding table to move in the sliding groove; the screw rod motor and the bearing table are arranged on the sliding table; the dislocation cylinder is driven by the sliding table to enable the bearing hole and the limiting perforation to be coaxially arranged.
In one embodiment, a sliding channel is formed in the side wall of the carrying platform, the sliding channel is matched with the electromagnetic chuck, and the electromagnetic chuck is inserted into the sliding channel and is in sliding connection with the carrying platform.
In one embodiment, the dislocation mechanism further comprises an optical position sensor and a control mechanism, wherein the transmitting end of the optical position sensor is arranged on the bearing table, the receiving end of the optical position sensor is arranged on the bearing block, the transmitting end and the receiving end of the optical position sensor are electrically connected with the control mechanism, and the screw motor, the electromagnetic chuck and the dislocation cylinder are electrically connected with the control mechanism; the control mechanism controls the dislocation cylinder to work through the optical position sensor, so that the bearing hole and the limiting perforation are coaxially arranged.
In the working process of the flexible cast iron pipe transverse cutting device, the flexible cast iron pipe to be cut passes through the limiting perforation and is inserted into the limiting groove, and the flexible cast iron pipe to be cut is sleeved on the positioning column. And then inserting the magnetic limiting column into the flexible cast iron pipe to be cut, so that one end of the magnetic limiting column is abutted against one end of the positioning column. On the one hand, the positioning column and the limiting groove position the flexible cast iron pipe to be cut, and on the other hand, the magnetic limiting column and the limiting perforation position the flexible cast iron pipe to be cut. The driving mechanism drives the sliding column to be inserted into the sliding perforation and slide with the sliding bearing table, and the flexible cast iron pipe to be cut is transversely cut. After the primary cutting is finished, taking out the cut steel pipe in the limiting groove, resetting the sliding column, and reinserting the flexible cast iron pipe to be cut into the limiting groove for the next cutting treatment. The flexible cast iron pipe transverse cutting device is high in efficiency and stability in cutting the flexible cast iron pipe.
Drawings
FIG. 1 is a schematic view of a transverse cutting device for flexible cast iron pipe in one embodiment;
FIG. 2 is a schematic view of the embodiment of FIG. 1 from another perspective of a flexible cast iron pipe transverse cutting apparatus;
FIG. 3 is a schematic view of the embodiment of FIG. 1 from another perspective of a flexible cast iron pipe transverse cutting apparatus;
FIG. 4 is a schematic view of a part of the structure of a transverse cutting device for flexible cast iron pipes in one embodiment;
FIG. 5 is a schematic view of a part of the structure of a transverse cutting device for flexible cast iron pipes in one embodiment;
FIG. 6 is a schematic view of a part of a transverse cutting device for a flexible cast iron pipe in one embodiment.
Detailed Description
In order that the above objects, features and advantages of the invention will be readily understood, a more particular description of the invention will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the invention, whereby the invention is not limited to the specific embodiments disclosed below. In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present invention, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present invention, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.
It will be understood that when an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.
Referring to fig. 1 to 6, the present invention provides a flexible cast iron pipe transverse cutting apparatus 10, wherein the flexible cast iron pipe transverse cutting apparatus 10 comprises: the base plate 100, the driving mechanism 200, and the cutting mechanism 300 are received. The drive mechanism 200 and the cutting mechanism 300 are both provided on the receiving base plate 100.
The cutting mechanism 300 includes a sliding bearing table 310, a sliding post 320, a receiving block 330 and a magnetic limiting post 340. The sliding bearing platform 310 is provided with a sliding through hole 301, the sliding column 320 is matched with the sliding through hole 301, and the driving mechanism 200 drives the sliding column 320 to be inserted into the sliding through hole 301 and connected with the sliding bearing platform 310 in a sliding manner. The side wall of one end of the sliding column 320 far away from the driving mechanism 200 is provided with a limiting groove 302, the sliding column 320 is provided with a positioning column 321 in the limiting groove 302, and the positioning column 321 and the limiting groove 302 are coaxially arranged. The length of the positioning post 321 is the same as the depth of the limit groove 302.
The receiving block 330 is connected with the receiving base plate 100 and is closely arranged on the sliding column 320, and the receiving block 330 is provided with a limiting through hole 303. The limiting perforation 303 and the limiting groove 302 are coaxially arranged, and the shape and the size of the cross section of the limiting perforation 303 are the same as those of the limiting groove 302. The magnetic limit post 340 and the positioning post 321 are coaxially arranged, and the shape and the size of the cross section of the magnetic limit post 340 are the same as those of the positioning post 321. The magnetic limit posts 340 are accommodated in the limit through holes 303 and can slide relative to the receiving block 330. It should be noted that, the magnetic spacing post 340 may be attracted to the magnet, and further, in this embodiment, the magnetic spacing post 340 is an iron post.
In the working process of the flexible cast iron pipe transverse cutting device 10, the flexible cast iron pipe to be cut passes through the limiting perforation 303 and is inserted into the limiting groove 302, and the flexible cast iron pipe to be cut is sleeved on the positioning post 321. The magnetic limit post 340 is then inserted into the flexible cast iron pipe to be cut, so that one end of the magnetic limit post 340 abuts against one end of the positioning post 321. On one hand, the positioning post 321 and the limiting groove 302 position the flexible cast iron pipe to be cut, and on the other hand, the magnetic limiting post 340 and the limiting perforation 303 position the flexible cast iron pipe to be cut. The driving mechanism 200 drives the sliding column 320 to be inserted into the sliding through hole 301 and slide with the sliding bearing table 310, so as to perform transverse cutting treatment on the flexible cast iron pipe to be cut. After the primary cutting is completed, the cut steel pipe inside the limiting groove 302 is taken out, the sliding column 320 is reset, and the flexible cast iron pipe to be cut is reinserted into the limiting groove 302 for the next cutting treatment. The flexible cast iron pipe transverse cutting device 10 is high in efficiency and stability in cutting flexible cast iron pipes.
In order to increase the working stability of the driving mechanism 200, please refer to fig. 1 to 4 together, in one embodiment, the driving mechanism 200 includes a hydraulic machine 210 and a driving block 220, the hydraulic machine 210 is connected with the receiving base plate 100, the driving end of the hydraulic machine 210 is connected with the driving block 220, the cross section of the driving block 220 is triangular, one end of the sliding column 320 near the hydraulic machine 210 is provided with a driven block 322, the cross section of the driven block 322 is triangular, the inclined plane of the driving block 220 is parallel to the inclined plane of the driven block 322, and the inclined plane of the driving block 220 abuts against the inclined plane of the driven block 322, the hydraulic machine 210 drives the driven block 322 to drive the sliding column 320 to move along the sliding perforation 301 by driving the driving block 220 to move downwards, so as to realize the cutting action. The hydraulic machine 210 has high operating stability and high pressure. In this way, the operational stability of the drive mechanism 200 is increased.
To facilitate removal of the cut flexible cast iron pipe left in the restraint slot 302, referring to fig. 5, in one embodiment, the flexible cast iron pipe transverse cutting apparatus 10 further comprises a short pipe pushing mechanism 400, the short pipe pushing mechanism 400 comprising a pushing block 410, a pushing link 420, and a pushing ring 430. The sliding passageway 304 is formed in the side wall of the sliding column 320, the sliding passageway 304 is communicated with the limiting groove 302, the pushing connecting rod 420 is matched with the sliding passageway 304, and the middle part of the pushing connecting rod 420 is accommodated in the sliding passageway 304 and is in sliding connection with the sliding column 320. One end of the push link 420 exposed to the sliding column 320 is connected to the push block 410. The limiting groove 302 and the sliding column 320 are both matched with the pushing ring 430, and the pushing ring 430 is inserted into the limiting groove 302 and sleeved on the sliding column 320. One end of the pushing link 420 accommodated in the limiting groove 302 is connected with the pushing ring 430. When the transverse cutting device 10 for flexible cast iron pipe completes one cutting operation, the pushing block 410 is moved to drive the pushing link 420 to slide in the sliding aisle 304, so as to drive the pushing ring 430 to be inserted into the limiting groove 302 and slide along the sliding column 320, so as to push out the flexible cast iron pipe remained in the limiting groove 302. In this manner, the short tube pushing mechanism 400 can conveniently remove the cut flexible cast iron tube residing in the restraint slot 302.
Further, referring to fig. 2 and 3 together, to increase the automation of the spool pushing mechanism 400, labor intensity is reduced. In one embodiment, the short tube pushing mechanism 400 further comprises a pushing cylinder 440 and a connecting block 450, wherein the pushing cylinder 440 is connected with one end of the sliding column 320 away from the driving mechanism 200 through the connecting block 450, the pushing cylinder 440 is in driving connection with the pushing block 410, and the pushing cylinder 440 drives the pushing connecting rod 420 to slide in the sliding aisle 304 through the pushing block 410, so as to drive the pushing ring 430 to be inserted into the limiting groove 302 and slide along the sliding column 320. The pushing cylinder 440 drives the pushing link 420 to slide in the sliding aisle 304 by driving the pushing block 410, so as to drive the pushing ring 430 to be inserted into the limiting groove 302 and slide along the sliding column 320, so as to push out the flexible cast iron pipe remained in the limiting groove 302. Thus, pushing the air cylinder 440 increases the automated operation of the spool pushing mechanism 400, reducing the manual labor intensity.
In order to increase the working efficiency of the flexible cast iron pipe transverse cutting apparatus 10, referring to fig. 1 to 4, in one embodiment, the flexible cast iron pipe transverse cutting apparatus 10 further comprises a reset mechanism 500, wherein the reset mechanism 500 comprises a reset link plate 510 and two reset assemblies 520. The reset link 510 is connected to an end of the sliding post 320 remote from the driving mechanism 200. The two reset assemblies 520 are symmetrically disposed at both sides of the sliding column 320. The reset assembly 520 comprises an extension spring 521 and a sliding column 522, one end of the sliding column 522 is connected with the reset connecting plate 510, two sliding holes 305 are formed in one end of the sliding column 320 away from the driving mechanism 200, the sliding holes 305 are matched with the sliding column 522, and the sliding column 522 is inserted into the sliding holes 305 and is in sliding connection with the sliding column 320. The sliding column 522 is matched with the extension spring 521, the extension spring 521 is sleeved on the sliding column 522, one end of the extension spring 521 is connected with the sliding column 320, and the other end of the extension spring 521 is connected with the reset connecting plate 510. When the transverse cutting device 10 for flexible cast iron pipe performs a cutting operation, the sliding post 320 drives the reset connecting plate 510 to move, so as to pull the extension spring 521 to elastically deform, and after the cutting operation is completed, the extension spring 521 is required to recover the elastic deformation, and the generated pulling force drives the sliding post 320 to the initial position through the reset connecting plate 510, so that the next cutting operation is performed. The two restoring units 520 are symmetrically disposed at both sides of the sliding column 320 to generate uniform pulling force on the restoring link plate 510. The sliding post 522 moves along the sliding hole 305 during the elastic deformation or recovery of the extension spring 521, which defines the movement track of the return link 510, further increasing the operational stability of the return mechanism 500. In this manner, the reset mechanism 500 increases the efficiency of the flexible cast iron pipe transverse cutting apparatus 10.
Referring to fig. 1 to 3, in order to receive a portion to be cut of a flexible cast iron pipe with a larger length during a cutting operation of the flexible cast iron pipe with a larger length, in one embodiment, the transverse cutting device 10 for flexible cast iron pipe further includes a receiving table 600, where the receiving table 600 is connected to the receiving base plate 100, and the receiving table 600 is used for receiving a portion of the flexible cast iron pipe to be cut, where the portion of the flexible cast iron pipe to be cut does not penetrate through the limiting hole 303 and the limiting groove 302. The problem that the flexible cast iron pipe to be cut is easy to deform after the part which is not penetrated into the limiting perforation 303 and the limiting groove 302 is suspended is avoided. Further, in one embodiment, a receiving groove (not shown) is formed on the side wall of the receiving table 600, and the receiving groove is used for receiving a portion of the flexible cast iron pipe to be cut, which is not inserted into the limiting perforation 303 and the limiting groove 302, and the receiving groove plays a role in limiting a portion of the flexible cast iron pipe to be cut, which is relatively long, so that the transverse cutting device 10 for the flexible cast iron pipe is prevented from shaking left and right when the flexible cast iron pipe to be cut is subjected to cutting operation. In this way, the receiving table 600 serves to receive the portion to be cut of the flexible cast iron pipe having a large length, and increases the working stability of the flexible cast iron pipe transverse cutting apparatus 10.
In order to more stably receive the portion to be cut of the flexible cast iron pipe to be cut with a larger length, please refer to fig. 1 to 3 together, in one embodiment, a receiving hole 601 is formed on the receiving platform 600, the receiving hole 601 penetrates through the receiving platform 600, and the cross section of the receiving hole 601 has the same shape and size as the limit through hole 303. The receiving hole 601 may be disposed coaxially with the limiting through hole 303. The flexible cast iron pipe to be cut is penetrated into the bearing table 600 from the bearing hole 601 and then is penetrated into the limit through holes 303 formed in the bearing block 330 and the limit grooves 302 formed in the side walls of the sliding columns 320. To facilitate placement of the magnetic stop post 340 in the portion of the flexible cast iron pipe to be cut that is inserted into the stop aperture 303. Referring to fig. 1 to 3, the transverse cutting device 10 for flexible cast iron pipes further includes a placement mechanism 700 and a dislocation mechanism 800, wherein the placement mechanism 700 includes a screw motor 710 and an electromagnetic chuck 720, the screw motor 710 drives the electromagnetic chuck 720 to move back and forth along the receiving table 600, and the electromagnetic chuck 720 can magnetically attract the magnetic limit posts 340 after being electrified. After the flexible cast iron pipe to be cut is penetrated into the bearing table 600 from the bearing hole 601 and then is penetrated into the limiting perforation 303 formed in the bearing block 330 and the limiting groove 302 formed in the side wall of the sliding column 320, the magnetic limiting column 340 is placed in the flexible cast iron pipe to be cut, the electromagnetic chuck 720 is electrified and then magnetically attracted with the magnetic limiting column 340, the screw motor 710 drives the magnetic limiting column 340 to move in the flexible cast iron pipe to be cut by driving the electromagnetic chuck 720 to move along the bearing table 600, and the magnetic limiting column 340 is placed at the part of the flexible cast iron pipe to be cut, which is inserted into the limiting perforation 303, so that the magnetic limiting column 340 is abutted with the positioning column 321. Further, in order to increase the working stability of the placement mechanism 700, in one embodiment, a sliding channel 602 is formed on a side wall of the carrying platform 600, the sliding channel 602 is adapted to an electromagnetic chuck 720, and the electromagnetic chuck 720 is inserted into the sliding channel 602 and is slidably connected to the carrying platform 600. In order to facilitate the taking and placing of the flexible cast iron pipe to be cut with a shorter length in the cutting process, please refer to fig. 1 to 3, the dislocation mechanism 800 includes a dislocation cylinder 810 and a sliding table 820, the receiving base plate 100 is provided with a sliding groove 101, the sliding table 820 is adapted to the sliding groove 101, and the dislocation cylinder 810 drives the sliding table 820 to move in the sliding groove 101. The lead screw motor 710 and the receiving stage 600 are both provided on the slide stage 820. The offset cylinder 810 is arranged coaxially with the receiving hole 601 and the limiting penetration hole 303 by driving the sliding table 820. When cutting a flexible cast iron pipe to be cut with a large length, the dislocation cylinder 810 is arranged coaxially with the receiving hole 601 and the limiting penetration hole 303 by driving the sliding table 820. When cutting a short length of flexible cast iron pipe to be cut, the dislocating cylinder 810 pushes the lead screw motor 710 and the receiving table 600 aside by driving the sliding table 820. So as to be convenient for taking and placing the flexible cast iron pipe to be cut with shorter length in the cutting process. When cutting a flexible cast iron pipe to be cut with a large length, the dislocation cylinder 810 is arranged coaxially with the receiving hole 601 and the limiting penetration hole 303 by driving the sliding table 820.
To increase the operational stability of the misalignment mechanism 800, in one embodiment, the misalignment mechanism 800 further includes an optical position sensor (not shown) with a transmitting end disposed on the receiving platform 600 and a control mechanism (not shown) with a receiving end disposed on the receiving block 330. In another embodiment, the receiving end of the optical position sensor is disposed on the landing 600 and the emitting end of the optical position sensor is disposed on the landing 330. The emitting end and the receiving end of the optical position sensor are electrically connected with the control mechanism, and the screw motor 710, the electromagnetic chuck 720 and the dislocation cylinder 810 are electrically connected with the control mechanism. The control mechanism coordinates the operation of the lead screw motor 710, the electromagnetic chuck 720, and the dislocated cylinder 810. The control mechanism controls the dislocation cylinder 810 to work through the optical position sensor, so that the receiving hole 601 and the limiting perforation 303 are coaxially arranged. In this manner, the optical position sensor and control mechanism increase the operational stability of the misalignment mechanism 800.
The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.
The above examples illustrate only a few embodiments of the invention, which are described in detail and are not to be construed as limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.
Claims (10)
1. A flexible cast iron pipe transverse cutting device, comprising: a receiving base plate, a driving mechanism and a cutting mechanism; the driving mechanism and the cutting mechanism are both arranged on the bearing bottom plate;
the cutting mechanism comprises a sliding bearing table, a sliding column, a bearing block and a magnetic limit column; the sliding bearing table is provided with a sliding perforation, the sliding column is matched with the sliding perforation, and the driving mechanism drives the sliding column to be inserted into the sliding perforation and connected with the sliding bearing table in a sliding manner; a limiting groove is formed in the side wall of one end, far away from the driving mechanism, of the sliding column, a positioning column is arranged in the limiting groove, and the positioning column and the limiting groove are coaxially arranged; the length of the positioning column is the same as the depth of the limiting groove;
the bearing block is connected with the bearing bottom plate and is tightly arranged on the sliding column, and a limiting perforation is formed in the bearing block; the limiting perforation and the limiting groove are coaxially arranged, and the shape and the size of the cross section of the limiting perforation are the same as those of the limiting groove; the magnetic limit column and the positioning column are coaxially arranged, and the shape and the size of the cross section of the magnetic limit column are the same as those of the positioning column; the magnetic limit column is accommodated in the limit perforation and can slide relative to the bearing block.
2. The flexible cast iron pipe transverse cutting device according to claim 1, wherein the driving mechanism comprises a hydraulic machine and a driving block, the hydraulic machine is connected with the bearing bottom plate, the driving end of the hydraulic machine is in driving connection with the driving block, the cross section of the driving block is triangular, a driven block is arranged at one end, close to the hydraulic machine, of the sliding column, the cross section of the driven block is triangular, the inclined surface of the driving block is parallel to the inclined surface of the driven block, the inclined surface of the driving block is abutted against the inclined surface of the driven block, and the hydraulic machine drives the driven block to drive the sliding column to move along the sliding perforation by driving the driving block to move downwards.
3. The flexible cast iron pipe transverse cutting apparatus of claim 1, further comprising a short pipe pushing mechanism comprising a pushing block, a pushing link, and a pushing ring; the side wall of the sliding column is provided with a sliding passage, the sliding passage is communicated with the limiting groove, the pushing connecting rod is matched with the sliding passage, and the middle part of the pushing connecting rod is accommodated in the sliding passage and is in sliding connection with the sliding column; one end of the pushing connecting rod exposed out of the sliding column is connected with the pushing block; the limiting groove and the sliding column are matched with the pushing ring, and the pushing ring is inserted into the limiting groove and sleeved on the sliding column; the pushing connecting rod is contained at one end of the limiting groove and connected with the pushing ring.
4. The flexible cast iron pipe transverse cutting device according to claim 3, wherein the short pipe pushing mechanism further comprises a pushing cylinder and a connecting block, the pushing cylinder is connected with one end, far away from the driving mechanism, of the sliding column through the connecting block, the pushing cylinder is in driving connection with the pushing block, the pushing cylinder drives the pushing connecting rod to slide in the sliding passage through the pushing block, and accordingly the pushing ring is driven to be inserted into the limiting groove and slide along the sliding column.
5. The flexible cast iron pipe transverse cutting apparatus of claim 1, further comprising a reset mechanism comprising a reset link plate and two reset assemblies; the reset connecting plate is connected with one end of the sliding column far away from the driving mechanism; the two reset components are symmetrically arranged on two sides of the sliding column; the reset assembly comprises an extension spring and a sliding column, one end of the sliding column is connected with the reset connecting plate, two sliding holes are formed in one end of the sliding column, which is far away from the driving mechanism, and the sliding holes are matched with the sliding column, and the sliding column is inserted into the sliding holes and is in sliding connection with the sliding column; the sliding column is matched with the extension spring, the extension spring is sleeved on the sliding column, one end of the extension spring is connected with the sliding column, and the other end of the extension spring is connected with the reset connecting plate.
6. The flexible cast iron pipe transverse cutting device according to claim 1, further comprising a receiving table connected with the receiving base plate, the receiving table being configured to receive a portion of the flexible cast iron pipe to be cut that is not inserted into the limiting penetration hole and the limiting groove.
7. The transverse cutting device for the flexible cast iron pipe according to claim 6, wherein a receiving groove is formed in the side wall of the receiving table and is used for receiving the part of the flexible cast iron pipe to be cut, which is not penetrated into the limiting perforation and the limiting groove.
8. The transverse cutting device for the flexible cast iron pipe according to claim 6, wherein the bearing table is provided with a bearing hole, the bearing hole penetrates through the bearing table, and the shape and the size of the cross section of the bearing hole are the same as those of the limiting perforation; the flexible cast iron pipe transverse cutting device further comprises a placing mechanism and a dislocation mechanism, wherein the placing mechanism comprises a screw rod motor and an electromagnetic chuck, the screw rod motor drives the electromagnetic chuck to move back and forth along the bearing table, and the electromagnetic chuck can magnetically attract the magnetic limiting column after being electrified; the dislocation mechanism comprises a dislocation cylinder and a sliding table, a sliding groove is formed in the bearing bottom plate, the sliding table is matched with the sliding groove, and the dislocation cylinder drives the sliding table to move in the sliding groove; the screw rod motor and the bearing table are arranged on the sliding table; the dislocation cylinder is driven by the sliding table to enable the bearing hole and the limiting perforation to be coaxially arranged.
9. The transverse cutting device for flexible cast iron pipes according to claim 8, wherein a sliding channel is formed in the side wall of the carrying platform, the sliding channel is matched with the electromagnetic chuck, and the electromagnetic chuck is inserted into the sliding channel and is in sliding connection with the carrying platform.
10. The flexible cast iron pipe transverse cutting device according to claim 8, wherein the dislocation mechanism further comprises an optical position sensor and a control mechanism, the transmitting end of the optical position sensor is arranged on the bearing table, the receiving end of the optical position sensor is arranged on the bearing block, the transmitting end and the receiving end of the optical position sensor are electrically connected with the control mechanism, and the screw motor, the electromagnetic chuck and the dislocation cylinder are electrically connected with the control mechanism; the control mechanism controls the dislocation cylinder to work through the optical position sensor, so that the bearing hole and the limiting perforation are coaxially arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111310168.9A CN114260500B (en) | 2021-11-08 | 2021-11-08 | Flexible cast iron pipe transverse cutting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111310168.9A CN114260500B (en) | 2021-11-08 | 2021-11-08 | Flexible cast iron pipe transverse cutting device |
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| Publication Number | Publication Date |
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| CN114260500A CN114260500A (en) | 2022-04-01 |
| CN114260500B true CN114260500B (en) | 2023-06-02 |
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| CN202111310168.9A Active CN114260500B (en) | 2021-11-08 | 2021-11-08 | Flexible cast iron pipe transverse cutting device |
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| CN112847758A (en) * | 2021-01-19 | 2021-05-28 | 蔡祥 | Environment-friendly aerated concrete shaping is with high-efficient cutting device |
| CN214417791U (en) * | 2020-09-30 | 2021-10-19 | 唐山正元管业有限公司 | Pipe orifice cutting and pressing machine for manufacturing |
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| JP5989956B1 (en) * | 2015-09-16 | 2016-09-07 | 庄田鉄工株式会社 | Sharpening device |
| CN110576268A (en) * | 2019-09-12 | 2019-12-17 | 佛山市宏石激光技术有限公司 | Automatic change laser pipe cutting machine |
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|---|---|
| CN114260500A (en) | 2022-04-01 |
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