CN109732665B - Large-scale pipeline cutting machine - Google Patents
Large-scale pipeline cutting machine Download PDFInfo
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- CN109732665B CN109732665B CN201910204513.7A CN201910204513A CN109732665B CN 109732665 B CN109732665 B CN 109732665B CN 201910204513 A CN201910204513 A CN 201910204513A CN 109732665 B CN109732665 B CN 109732665B
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Abstract
The invention belongs to the technical field of pipe cutting, and particularly discloses a large-scale pipeline cutting machine which comprises a rack, wherein a transfer device and a cutting device are arranged on the rack, the transfer device comprises a driving drive plate with a cylindrical pin and a grooved pulley, the cylindrical pin is matched with a grooved pulley slotted hole, a plurality of support columns are arrayed on the side wall of the grooved pulley along the circumferential direction, one end of each support column is hinged with the end surface of the grooved pulley, a right-angle port is formed in the hinged position of each support column and the grooved pulley, the side surface of the right-angle port is arranged on one side close to the axis of the grooved pulley, a strip-shaped slideway is formed in the opposite side surface of the right-angle port along the radial direction of the grooved. The invention aims to provide a large-scale pipeline cutting machine, which aims to solve the problem that a large-scale plastic pipe is easy to deform during cutting.
Description
Technical Field
The invention belongs to the technical field of cutting, and particularly discloses a large-scale pipeline cutting machine.
Background
The material of large pipes, especially corrugated pipes, is mostly made of plastic. Plastics are generally produced by extrusion in a tube-making machine using synthetic resins, i.e., polyesters, as raw materials, and adding stabilizers, lubricants, plasticizers, etc., in a "plastic" manner. The light-weight and corrosion-resistant composite material has the characteristics of light weight, corrosion resistance, attractive appearance, no bad smell, easiness in processing, convenience in construction and the like, and is widely applied to building engineering. In the current plastic pipe processing industry, the plastic pipe is cut at the end of production, but due to the principle of partial plastic thermoplasticity, the problem of thermal deformation of the pipe is easy to occur in the cutting process.
For example, chinese invention patent (application No. CN 201210436450.6) discloses a large-sized tube rocker arm type cutting machine, which relates to cutting large-sized non-metal tubes, and comprises: clamping unit, lateral shifting unit, the cutting unit of rotation, characterized by: the autorotation clamping unit comprises a detachable three-jaw chuck, the radius of an arc inside a jaw of the autorotation clamping unit is consistent with the radius of the outer part of a cutting pipe fitting, the transverse moving unit is a ball screw driven by a servo motor, the ball screw and a nut drive a supporting plate to move on a linear guide rail along the direction parallel to the pipe fitting, a rocker arm of the cutting unit is hinged on a rocker arm supporting frame, one end of the rocker arm is provided with a cutting saw blade, the other end of the rocker arm is hinged with an air cylinder or an oil cylinder, the cylinder end of the air cylinder or the oil cylinder is hinged on the.
Although the invention can cut large pipes, the end parts of the pipes after cutting can not be ensured to be in a circular ring shape, and the pipes which are deformed after cutting are easy to block on the conveying device.
Disclosure of Invention
The invention aims to provide a large-scale pipeline cutting machine, which aims to solve the problem that a large-scale plastic pipe is easy to deform during cutting.
In order to achieve the purpose, the basic scheme of the invention is as follows: large-scale pipeline cutting machine, which comprises a frame, be equipped with transfer device and cutting device in the frame, transfer device is including initiative driver plate and the sheave that has the cylindric lock, the cylindric lock cooperates in the sheave slotted hole, the sheave lateral wall has a plurality of support columns along circumferential array, it is articulated each other between the one end of support column and the sheave terminal surface, the support column is opened with the articulated department of sheave has the right angle port, the side of right angle port is located the one side that is close to the sheave axle center, it has the bar slide to radially open along the sheave with the relative one side of right angle port side, bar slide extending direction passes through the axle center, cutting device includes the cutting knife, the.
The working principle and the beneficial effects of the basic scheme are as follows: this basic scheme utilizes sheave mechanism to carry out intermittent type nature transportation to tubular product. After the pipeline is inserted into the supporting column, the supporting column can axially rotate along with the grooved wheel, and when the supporting column rotates to the highest point, the cutting device cuts the part of the pipeline extending out of the supporting column. Meanwhile, the support column is hinged with the end face of the grooved pulley, so that the maximum hinged rotation angle of the support column is ninety degrees, and the support column can only rotate towards the axis far away from the grooved pulley. Therefore, when the supporting column rotates to the bottom, the supporting column can rotate towards the end part close to the grooved wheel under the action of gravity, and then the cut pipeline slides down along the supporting column, so that the effect of automatically separating the pipeline from the supporting column is achieved. .
Has the advantages that: compare in prior art to the cutting of pipeline adopt directly along the radial vertical cutting of pipeline mostly, this scheme can utilize the support column to support tubular product. On the one hand, the pipe is effectively prevented from being deformed by bending inwards in the cutting process, and meanwhile, the support column utilizes the right-angle port, when the support column rotates to the highest point along with the grooved wheel, the side wall of the support column can abut against the side wall of the bottom surface of the support port, so that the axial direction of the support column is parallel to the axially stable balance effect of the grooved wheel, and the pipe sleeved on the support column is conveniently and vertically cut by the cutting device. When the supporting column rotates to the lowest point along with the grooved wheel, the supporting column is subjected to gravity to rotate by taking a hinge point as a circle center, and then when the supporting column rotates to the bottom of the grooved wheel, the supporting column falls into the strip-shaped slide way under the action of gravity, the axial direction of the supporting column is parallel to the radial direction of the grooved wheel, so that the effect of separating the pipe from the supporting column is achieved, and the cutting process flow is effectively simplified.
Furthermore, the support column is equipped with a plurality of balls along circumference far away from the tip of sheave, the ball inlays and roll connection in the support column surface. The ball is favorable to tubular product axial slip, is convenient for tubular product to insert on the support column.
Furthermore, the end part of the support column is of an arc surface structure. Compare for the plane in the tip, the structure of arc surface is convenient for the support column to insert the tubular product inner wall of waiting to cut.
Furthermore, a cavity is formed in the supporting column, an injection hole is formed in one end, close to the grooved wheel, of the supporting column, and the injection hole is communicated with the cavity of the supporting column. The above structure enables gas to be injected or discharged from the injection hole in the cavity.
Furthermore, a plurality of limiting pins are uniformly distributed on the outer wall of the supporting column, a plurality of pin holes communicated with the inner cavity are formed in the surface of the supporting column, the limiting pins are arranged in the pin holes, and the limiting pins move up and down along the radial direction of the supporting column. When the cavity of the supporting column is filled with gas, the limiting pin moves towards the direction far away from the supporting column, and the end part of the limiting pin is abutted against the inner wall of the pipe sleeved on the supporting column, so that the effect of fixing the pipe is achieved.
Further, the center of the side surface of the grooved pulley is provided with an air inflation hole along the axial direction, the air inflation hole is connected with an air pump, and the air inflation hole is communicated with the side wall of the right-angle port of the grooved pulley.
Furthermore, the cutter back of the cutter is fixedly connected to the annular shell, the fixed position of the cutter back of the cutter is located on an inner ring of the annular shell, and the inner ring of the annular shell is connected with the inner ring of the annular shell in a circumferential rotating mode along the axis of the annular shell. Utilize cutting knife circumferential direction cutting tubular product, and then effectively avoid tubular product to take place great deformation in the cutting process.
Further, the cutting edge of the cutting knife is wedge-shaped. When the wedge-shaped cutting edge is used for cutting, the cutter point can firstly contact the outer wall of the pipe to be cut, so that the cutter can be conveniently bitten into the pipe.
Furthermore, the bottom of the grooved pulley is provided with a first collecting box and a second collecting box, the first collecting box is arranged under the grooved pulley, and the second collecting box is arranged under the supporting column far away from the end part of the grooved pulley. The first collecting box is used for collecting the cut pipes, and the second collecting box is used for collecting waste materials generated in cutting.
Drawings
Fig. 1 is a schematic top view of a large pipe cutter according to an embodiment of the present invention;
FIG. 2 is a schematic view in the direction of FIG. 1A-A;
FIG. 3 is a schematic view in full section taken in the direction of FIG. 2B-B;
FIG. 4 is a schematic cross-sectional view illustrating a supporting column of a large pipe cutter according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of a cutting device of a large pipe cutting machine according to an embodiment of the present invention.
Detailed Description
The following is further detailed by way of specific embodiments:
reference numerals in the drawings of the specification include: the device comprises a driving dial 1, a large circular disc 101, a small circular disc 102, a rotating arm 103, a grooved wheel 2, a slotted hole 201, an inflation hole 202, a driving rod 3, a driving motor 4, a right-angle port 5, a strip-shaped slideway 6, a supporting column 7, a limiting pin 701, a cavity 702, a ball 703, an injection hole 704, a cutting device 8, an annular shell 801, a cutting knife 802, a conveyor belt 9 and an air pump 10.
The embodiment is basically as shown in the attached figures 1 and 2: a large-scale pipeline cutting machine comprises a frame, wherein a transfer device and a cutting device 8 are arranged on the frame. The transfer device comprises a driving drive plate 1 and a grooved wheel 2. The drive dial 1 is composed of a large disk 101 and a small disk 102. The small disc 102 is arranged on the axial end face of the large disc 101, the large disc 101 and the small disc 102 are coaxial, and the large disc 101 and the small disc 102 are integrally molded. The circumferential end face of the small disc 102 is fixedly connected with a rotating arm 103, and the extending direction of the rotating arm 103 is parallel to the radial direction of the small disc 102. One end of the rotating arm 103, which is far away from the small disc 102, is fixedly connected with a cylindrical pin, the axial direction of the cylindrical pin is parallel to the axial direction of the small disc 102, and the length of the cylindrical pin is equal to the thickness of the large disc 101. The axial end face center of the large disc 101 far away from the small disc 102 is provided with a driving rod 3 parallel to the axial direction of the disc, one end of the driving rod 3 far away from the disc is connected with a driving motor 4, and the driving motor 4 is fixedly connected to the rack in a threaded connection mode. The grooved pulley 2 is provided with six strip-shaped slotted holes along the circumferential direction, a right-angle port 5 is inwards arranged between two adjacent strip-shaped slotted holes 201, and the total number of the six right-angle ports 5 is six. The bottom of the grooved pulley 2 is provided with a first collecting box and a second collecting box, the first collecting box is arranged under the grooved pulley 2, and the second collecting box is arranged under the end part of the supporting column 7 far away from the grooved pulley 2. The first collecting box is used for collecting the cut pipes, and the second collecting box is used for collecting waste materials generated in cutting.
As shown in the attached drawing 3, the side surface of the right-angle port 5 is arranged at one side close to the axis of the grooved pulley 2, a strip-shaped slideway is arranged on the surface opposite to the side surface along the radial direction of the grooved pulley 2, the width of the strip-shaped slideway 6 is equal to the width of a pipe to be cut, and the strip-shaped slideway is parallel to the radial direction of the grooved pulley 2. Every right angle port 5 department articulates there is a support column 7, and support column 7 diameter equals the tubular product internal diameter of waiting to cut. An inflation hole 202 is axially arranged at the center of the side surface of the sheave 2, the inflation hole 202 is connected with an air pump 10, and the inflation hole 202 is communicated with the side wall of the right-angle port 5 of the sheave 2. One end of the support column 7 far away from the grooved pulley 2 is an arc convex surface.
As shown in fig. 4, a cavity 702 is formed inside the supporting column 7, an injection hole 704 is formed at one end of the supporting column 7 close to the sheave 2, the injection hole 704 is communicated with an inner cavity of the supporting column 7, a plurality of limiting pins 701 are uniformly distributed on the outer wall of the supporting column 7, a plurality of pin holes communicated with the cavity are formed in the surface of the supporting column 7, the limiting pins 701 are arranged in the pin holes, and the limiting pins 701 linearly move along the radial direction of the supporting column 7. The end part of the support column 7 far away from the sheave 2 is circumferentially provided with a plurality of balls 703, and the balls 703 are embedded in and rotate the outer surface of the support column 7.
As shown in fig. 5, the cutting device 8 is arranged directly above the end of the support column 7 adjacent to the sheave 2. Cutting device 8 includes annular shell 801, and annular shell 801 center is opened there is circular through-hole, and this through-hole is greater than waiting to cut the tubular product diameter, and the through-hole circumference is equipped with six cutting knives 802, and cutting knife 802 is along through-hole circumference free rotation, and cutting knife 802 sword is located and is close to through-hole center one side, and cutting knife 802 sword extending direction is on a parallel with the through-hole place plane. The cutting edge of the cutting knife 802 is wedge-shaped. The height of the holes is equal to the maximum height of the support post 7 when the sheave 2 rotates. And a conveyor belt 9 is arranged on one side of the cutting device 8 far away from the grooved pulley 2, and the height of the conveying end surface of the conveyor belt 9 is the same as the cutting height of the cutting device 8.
The specific implementation process is as follows: the driving motor 4 is started, the driving drive plate 1 is driven to rotate under the rotation of the driving motor 4, and meanwhile, the grooved wheel 2 is enabled to rotate in a unidirectional intermittent periodic mode by the driving drive plate 1 in the process of stirring the grooved wheel 2 to rotate. The conveyor belt 9 is then activated and the conveyor belt 9 carries the pipe onto the support column 7 at the top of the sheave 2. The cutting device 8 then cuts the portion of the tubing that exceeds the length of the support post 7. In the cutting process, the air pump 10 inflates the cavity 702 of the supporting column 7 positioned at the top, the limiting pin 701 moves towards the direction far away from the supporting column 7 in the inflating process, and then the limiting pin 701 plays a role in fixing the inner wall of the pipe, so that the pipe is prevented from loosening in the cutting process. And finally, after the cutting is finished, the pipeline rotates downwards along with the support column 7, and when the support column 7 rotates to the lower half part of the grooved pulley 2, the support column 7 rotates downwards under the action of gravity because the support column 7 loses the support of the right-angle port 5. Meanwhile, the injection hole 704 of the support column 7 leaves the position of the inflation hole 202 of the sheave 2, the inner cavity of the support column 7 is deflated to loosen the limit pin 701, so that the pipeline is separated from the support column 7 and slides down from the support column 7, and finally the effect of automatically collecting and cutting the finished pipeline is achieved.
The foregoing is merely an example of the present invention and common general knowledge of known specific structures and features of the embodiments is not described herein in any greater detail. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several changes and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the present invention.
Claims (9)
1. Large-scale pipe-cutting machine, including the frame, be equipped with on the frame and grass-hopper and cutting device, its characterized in that: the conveying device comprises a driving plate with a cylindrical pin and a grooved pulley, the cylindrical pin is matched with a grooved pulley slotted hole, a plurality of supporting columns are arrayed on the side wall of the grooved pulley along the circumferential direction, one end of each supporting column is hinged with the end face of the grooved pulley, a right-angle port is formed in the hinged position of each supporting column and the grooved pulley, the side face of each right-angle port is arranged on one side close to the axis of the grooved pulley, a strip-shaped slide way is formed in the opposite side face of the right-angle port along the radial direction of the grooved pulley, the extending direction of the strip-shaped slide way passes through the axis.
2. The large pipe cutting machine according to claim 1, wherein: the support column is kept away from the tip of sheave and is equipped with a plurality of balls along circumference, the ball inlays and roll connection in the support column surface.
3. The large pipe cutting machine according to claim 1, wherein: the end part of the supporting column is of an arc surface structure.
4. The large pipe cutting machine according to claim 1, wherein: the support column is internally provided with a cavity, one end of the support column close to the grooved pulley is provided with an injection hole, and the injection hole is communicated with the cavity of the support column.
5. The large pipe cutting machine according to claim 4, wherein: the support column is characterized in that a plurality of limiting pins are uniformly distributed on the outer wall of the support column, a plurality of pin holes communicated with the cavity are formed in the surface of the support column, the limiting pins are arranged in the pin holes, and the limiting pins move up and down along the radial direction of the support column.
6. The large pipe cutting machine according to claim 1, wherein: the center of the side surface of the grooved pulley is axially provided with an inflation hole, the inflation hole is connected with an air pump, and the inflation hole is communicated with the side wall of the right-angle port of the grooved pulley.
7. The large pipe cutting machine according to claim 1, wherein: the cutting knife back of the knife is fixedly connected to the annular shell, the fixed position of the cutting knife back of the knife is located on an inner ring of the annular shell, and the inner ring of the annular shell is connected with the inner ring of the annular shell in a circumferential rotating mode along the axis of the annular shell.
8. The large pipe cutter according to claim 7, wherein: the cutting edge of the cutting knife is wedge-shaped.
9. The large pipe cutting machine according to claim 1, wherein: the bottom of the grooved pulley is provided with a first collecting box and a second collecting box, the first collecting box is arranged under the grooved pulley, and the second collecting box is arranged under the supporting column far away from the end part of the grooved pulley.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910204513.7A CN109732665B (en) | 2019-03-18 | 2019-03-18 | Large-scale pipeline cutting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910204513.7A CN109732665B (en) | 2019-03-18 | 2019-03-18 | Large-scale pipeline cutting machine |
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| Publication Number | Publication Date |
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| CN109732665A CN109732665A (en) | 2019-05-10 |
| CN109732665B true CN109732665B (en) | 2021-01-05 |
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| CN110653633B (en) * | 2019-09-30 | 2020-10-13 | 湖南省昭成科技有限公司 | Post-processing machine for thin-wall sheet metal parts |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN201882287U (en) * | 2010-12-10 | 2011-06-29 | 吕九林 | Paper distributing and conveying device |
| CN204195835U (en) * | 2014-10-16 | 2015-03-11 | 宁波方力科技股份有限公司 | A kind of circumference feed cutter sweep |
| CN205614114U (en) * | 2016-04-10 | 2016-10-05 | 新昌县达科机电产品设计有限公司 | Pipe fitting cutting machine that effect of cutting is better |
| CN206764905U (en) * | 2017-06-06 | 2017-12-19 | 内蒙古鄂尔多斯电子有限责任公司 | A kind of automatic strap cutting machine and sanction band system |
| CN107263109B (en) * | 2017-06-22 | 2019-03-15 | 湖北领驭建设有限公司 | A kind of steel pipe filling cutting equipment |
| CN107642223A (en) * | 2017-12-06 | 2018-01-30 | 郑家良 | A kind of wall seam for building fills up device |
| CN208468560U (en) * | 2018-04-10 | 2019-02-05 | 温州市名洲眼镜厂（普通合伙） | A kind of drilling equipment of Frameless glasses |
| CN108582196A (en) * | 2018-05-17 | 2018-09-28 | 宁波恒元精工管阀科技有限公司 | A kind of pipeline girdling machine |
| CN108915846A (en) * | 2018-06-29 | 2018-11-30 | 宁波辉励铭诚汽车零部件有限公司 | A kind of radiator priming device |
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