CN113414814A - Large-scale PE pipeline slitter - Google Patents
Large-scale PE pipeline slitter Download PDFInfo
- Publication number
- CN113414814A CN113414814A CN202110730769.9A CN202110730769A CN113414814A CN 113414814 A CN113414814 A CN 113414814A CN 202110730769 A CN202110730769 A CN 202110730769A CN 113414814 A CN113414814 A CN 113414814A
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- Prior art keywords
- rod
- fixed
- disc
- shaped
- electric cylinder
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000005520 cutting process Methods 0.000 description 10
- 239000000463 material Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 238000011084 recovery Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 229940095686 granule product Drugs 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000007781 pre-processing Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000012958 reprocessing Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D1/00—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor
- B26D1/01—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work
- B26D1/12—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis
- B26D1/14—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a circular cutting member, e.g. disc cutter
- B26D1/157—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a circular cutting member, e.g. disc cutter rotating about a movable axis
- B26D1/16—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a circular cutting member, e.g. disc cutter rotating about a movable axis mounted on a movable arm or the like
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D3/00—Cutting work characterised by the nature of the cut made; Apparatus therefor
- B26D3/001—Cutting tubes longitudinally
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D5/00—Arrangements for operating and controlling machines or devices for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D5/08—Means for actuating the cutting member to effect the cut
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sawing (AREA)
Abstract
The invention relates to a large PE pipeline slitter which effectively solves the problem that the existing large PE and PVC pipelines are inconvenient to crush; the technical scheme includes that the trolley capable of moving left and right comprises a trolley, a first electric cylinder which is horizontal and has an extending end facing right is arranged above the trolley, an L-shaped rod is fixed at the extending end of the first electric cylinder, a disc is coaxially fixed at the end of a transverse rod of the L-shaped rod, a plurality of inclined connecting rods are uniformly distributed on the circumference of the left end of the disc, one end of each connecting rod is hinged to the disc, a saw blade which is driven by a first motor and has an axis perpendicular to the axis of the connecting rod is fixed at the other end of each connecting rod, the connecting rods can be synchronously expanded and contracted, a guide rod is arranged on the surface of an angular bisector formed by two adjacent connecting rods, the left ends of the guide rods are fixed on the disc, the right ends of the guide rods are outwards expanded to form a horn shape, and an annular saw with an edge facing right is arranged above the trolley.
Description
Technical Field
The invention relates to the field of recovery crushing equipment, in particular to a large PE pipeline slitter.
Background
The utility model discloses a water supply and drainage pipe is mainly PE or PVC material and derived material commonly used in the municipal industry, this type of pipeline possess certain scrap age, when the pipeline is scrapped damage or other reasons and no longer uses, can retrieve reprocessing processing, can directly carry out the breakage through the breaker to the pipeline of some minor diameters, it is more difficult to directly handle to the big pipeline of some diameters, need bigger and more advanced equipment, and purchase bigger more advanced equipment and increased the manufacturing cost of enterprise undoubtedly, be not suitable for middle and small enterprises, consequently need one kind at present stage and can carry out preprocessing device to large-scale pipeline, it can carry out broken degree to handle large-scale pipeline into ordinary breaker, make things convenient for the recovery of large-scale pipeline, reduce the enterprise cost simultaneously.
Disclosure of Invention
Aiming at the situation, in order to overcome the defects of the prior art, the invention provides the large PE pipeline slitting machine, which effectively solves the problem that the existing large PE and PVC pipelines are inconvenient to crush.
The technical scheme for solving the problems comprises a trolley capable of moving left and right, wherein a first horizontal electric cylinder with a right extending end is arranged above the trolley, two ratchet wheels arranged on the front side and the rear side of the first electric cylinder are coaxially fixed on a wheel on the right side of the trolley, an L-shaped rod is fixed at the extending end part of the first electric cylinder, horizontal transverse plates arranged above the corresponding ratchet wheels are respectively fixed on the front side and the rear side of a vertical rod end of the L-shaped rod, a plurality of pawls matched with the ratchet wheels are uniformly distributed below the transverse plates at intervals, the extending end of the first electric cylinder drives the plurality of pawls to drive the ratchet wheels to rotate through the transverse plates when contracting, a disc is coaxially fixed at the transverse rod end part of the L-shaped rod, a plurality of inclined connecting rods are uniformly distributed on the circumference of the left end of the disc, one end of each connecting rod is hinged on the disc, a saw blade which is driven by a first motor and has an axis vertical to the axis of the connecting rod is fixed at the other end of the first electric cylinder, a guide rod is arranged on the plane where an angular bisector is formed by two adjacent connecting rods, the left ends of the guide rods are fixed on the disc, the right ends of the guide rods are outwards opened to form a horn shape, a second electric cylinder is hinged to each connecting rod, the other end of each second electric cylinder is hinged to the corresponding guide rod, a sleeve in the horizontal left-right direction of the axis is fixed at the left end of the trolley, an outer gear ring arranged between the saw blade and the guide rods is installed on the right side of the sleeve in a coaxial rotating mode through the support rods, the support rods can be compressed and reset along the axes of the support rods, and a circular saw with the edge part facing right is coaxially fixed on the right end face of the outer gear ring.
And a gear driven by a second motor is meshed on the outer gear ring, and the second motor is fixed on the support rod.
The upper end of the reel is provided with an arc-shaped supporting plate which is coaxial with the sleeve.
The supporting rod is divided into two parts, the left end is a circular tube, the right end is a polished rod which can be inserted into the circular tube and can slide along the circular tube, a spring is sleeved on the polished rod, one end of the other rod is fixed on the polished rod, and the other end of the other rod is fixed at the end part of the circular tube.
The left end of the outer gear ring is provided with an annular groove, the end part of the supporting rod is fixedly provided with an arc-shaped sliding block arranged in the annular groove, and the annular groove and the arc-shaped sliding block are installed in a sliding mode.
The connecting rod is Z-shaped, the saw blade is disc-shaped, and the surface where the blade part is located coincides with the axis of one end, close to the disc, of the connecting rod.
The support rod is L-shaped, and the diameter of the outer gear ring is larger than that of the sleeve.
Compared with the traditional equipment, the device has the following advantages:
1. this device adopts this case to fold the saw bit and inserts inside the pipe fitting, opens in inside and is going on the cutting to the pipe fitting, and this in-process pipe fitting both ends are integrative, and the pipe fitting all is cylindric whole at whole cutting process, and both ends do not part promptly, can not appear during the cutting that one end cuts the back and lead to the fact the vibrations of section of jurisdiction or rock at section of jurisdiction dead weight and saw bit friction along with the increase of cutting length, cause the problem of card saw or deformation.
2. This device makes the bracing piece can be compressed through the installation spring on the bracing piece, and can reset under the spring action after being compressed, make the annular saw have a flexible deformation surplus, can make the annular saw flexible cut the section of jurisdiction when the annular saw contacts with the section of jurisdiction under the constant speed this moment, avoid causing the problem that section of jurisdiction cutting feed volume causes the increase of dumper or annular saw frictional quantity greatly, realize revealing a flexible contact when the annular saw lies in the section of jurisdiction contact through the spring, make the annular saw can have sufficient time to cut the section of jurisdiction, simultaneously because the inclination of section of jurisdiction self material restriction and guide bar makes the annular saw accomplish the section of jurisdiction after the cutting, the annular saw still has one section distance with the guide bar, can not cause the cutting of saw bit to the guide bar.
3. This device adopts along the cutting of axis direction to large-scale pipe fitting cutting, and the section of jurisdiction after the cutting is long banding arc, and the panel waste material of this type not only conveniently can throw the material to small-size breaker, and the ejection of compact after the breaker is broken simultaneously is even, and granule product quality is high.
Drawings
Fig. 1 is a right side view of the present invention.
Fig. 2 is a front sectional view of the saw blade of the present invention when incorporated.
Fig. 3 is a front sectional view of the saw blade of the present invention as it is opened.
FIG. 4 is a front sectional view of the guide bar of the present invention contacting the cut segment and flaring it.
Detailed Description
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
As shown in figures 1 to 4, the invention comprises a trolley 1 capable of moving left and right, a first electric cylinder 2 which is horizontal and has an extending end facing right is arranged above the trolley 1, two ratchet wheels 3 which are arranged at the front side and the rear side of the first electric cylinder 2 are coaxially fixed on a wheel at the right side of the trolley 1, an L-shaped rod 4 is fixed at the extending end of the first electric cylinder 2, a horizontal transverse plate 5 which is arranged above the corresponding ratchet wheel 3 is respectively fixed at the front side and the rear side of the vertical rod end of the L-shaped rod 4, a plurality of pawls 6 which are matched with the ratchet wheels 3 are evenly distributed below the transverse plate 5 at intervals, when the extending end of the first electric cylinder 2 is contracted, the plurality of pawls 6 are driven by the transverse plate 5 to drive the ratchet wheels 3 to rotate anticlockwise, a circular disc 7 is coaxially fixed at the transverse rod end of the L-shaped rod 4, a plurality of inclined connecting rods 8 are evenly distributed at the circumference of the left end of the circular disc 7, one end of each connecting rod 8 is hinged on the circular disc 7, a saw blade 9 which is driven by a first motor and has an axis which is vertical to the connecting rod 8 is fixed at the other end, the surface of an angular bisector formed by two adjacent connecting rods 8 is provided with a guide rod 10, the left ends of a plurality of guide rods 10 are fixed on a disc 7, the right ends are outwards opened to form a horn shape, each connecting rod 8 is hinged with a second electric cylinder 11, the other end of each second electric cylinder 11 is hinged on the corresponding guide rod 10, the left end of the trolley 1 is fixed with a sleeve 12 with a horizontal left-right direction of an axis, the right side of the sleeve 12 is coaxially and rotatably provided with an outer gear ring 14 arranged between the saw blade 9 and the guide rod 10 through a plurality of support rods 13, the support rods 13 can be compressed and reset along the axis, and the right end surface of the outer gear ring 14 is coaxially fixed with an annular saw 15 with a blade part facing right.
In order to drive the external gear ring 14, a gear 16 driven by a second electric motor is engaged with the external gear ring 14, and the second electric motor is fixed on the support rod 13.
In order to support the pipe to be cut, the upper end of the reel is provided with an arc-shaped supporting plate 17, and the arc-shaped supporting plate 17 is coaxial with the sleeve 12.
In order to realize that the support rod 13 can be compressed and reset, the support rod 13 is divided into two parts, the left end is a round pipe, the right end is a polished rod which can be inserted into the round pipe and can slide along the round pipe, the polished rod is sleeved with a spring 18, one end of the other part of the.
In order to realize the rotating installation of the outer gear ring 14 on the support rod 13, the left end of the outer gear ring 14 is provided with an annular groove, the end part of the support rod 13 is fixed with an arc-shaped sliding block arranged in the annular groove, and the annular groove and the arc-shaped sliding block are installed in a sliding mode.
In order to facilitate the installation of the saw blade 9, the connecting rod 8 is Z-shaped, the saw blade 9 is disc-shaped, and the surface of the blade part coincides with the axis of one end of the connecting rod 8 close to the disc 7.
In order to achieve that the ring saw 15 does not interfere with the saw blade 9, the support bar 13 is L-shaped and the outer toothed ring 14 has a diameter greater than the diameter of the sleeve 12.
The specific working process of the invention is as follows: in order to facilitate the use of the device, the arc-shaped supporting plate 17 is fixed on a wall body or a bracket, when a pipeline is cut, the left end part of the pipeline is placed on the arc-shaped supporting plate 17, the arc-shaped supporting plate 17 is fixed with the pipeline to be cut through a self-tapping screw, the sleeve 12 is sleeved into the right end part of the pipeline to ensure that the axis of the pipeline is horizontal, the pipeline and the sleeve 12 are coaxial as much as possible, the extending end of the first electric cylinder 2 is retracted to the limit position in the initial state, the second electric cylinders 11 are extended to enable the connecting rods 8 to be retracted towards the middle, the saw blade 9 is not contacted with the inner wall of the pipeline to be cut at the moment, the trolley 1 is pushed leftwards, the saw blades 9 enter the pipeline from the right end part of the pipeline to be cut when the trolley is retracted, the second motor is started to enable the second motor driving gear 16 to be meshed with the gear ring outer 14 to rotate and drive the ring saw 15 to rotate, and when the distance that the saw blades 9 extend into the pipeline is the extension amount of the first electric cylinder 2, at the moment, the second electric cylinder 11 is driven to contract and the saw blades 9 are gradually drawn close to the pipe wall, at the moment, the first motor drives the saw blades 9 to rotate, after the saw blades 9 cut and penetrate through the pipe wall, the extending ends of the first electric cylinder 2 extend to drive the saw blades 9 to move rightwards, so that the pipeline is cut into a plurality of pieces along the axis direction of the pipeline, in the state, the left end part of the pipeline piece is also connected with the whole pipeline, when the extending ends of the first electric cylinder 2 completely extend, the saw blades 9 cut off the right end of the pipeline, at the moment, the extending ends of the first electric cylinder 2 reset, meanwhile, the second electric cylinders 11 extend to enable the connecting rod 8 to gather together towards the axis direction of the pipeline again, when the extending ends of the first electric cylinder 2 retract, the pawls 6 on the two transverse plates 5 contact and drive the ratchet wheels of the trolley 1 to rotate anticlockwise, the anticlockwise rotation of the ratchet 3 drives the wheels of the trolley 1 to rotate and enable the trolley 1 to move leftwards, and due to the unidirectional driving of the pawls 6 of the ratchet 3, therefore, when the extending end of the first electric cylinder 2 extends, the transverse plate 5 is driven to move rightwards, but the ratchet wheel 3 is not driven to rotate by the pawl 6 when the pawl moves on the ratchet wheel 3, in the process, the guide rod 10 of the cut segment contacts the cut segment when the trolley 1 moves leftwards, at the moment, along with the movement of the trolley 1, the right end of the segment is gradually extruded and deformed by the guide rod 10 to be horn-shaped, the diameter of the flared segment is increased, the right end of the segment is gradually contacted with the rotating annular saw 15 in the moving process, the segment is cut into arc-shaped plates by the annular saw 15 and then falls off from the pipe fitting, and finally the segment can be crushed by a large pipe fitting through a small crusher after being collected.
The last end part of the pipe fitting is provided with a section which can not be cut only by the device, and can be cut off by a handheld grinding wheel, and the length left at last is not large, so that the use of the device is not influenced.
According to the invention, the plurality of saw blades 9 are arranged in the pipeline, the pipe fitting is cut by the saw blades 9 through internal expansion, the pipe fitting is sliced along the axis direction of the pipeline by matching with the movement of the first electric cylinder 2, finally, the pipe piece cut into strips is jacked into a horn shape by the through pipe guide rod 10, and finally, the strip pipe piece is cut off from the pipeline by the annular saw 15 to form an arc-shaped strip plate.
Claims (7)
1. A large-scale PE pipeline slitter comprises a trolley (1) capable of moving left and right, and is characterized in that a first electric cylinder (2) which is horizontal and has an extending end facing right is arranged above the trolley (1), two ratchet wheels (3) which are arranged on the front side and the rear side of the first electric cylinder (2) are coaxially fixed on a wheel on the right side of the trolley (1), an L-shaped rod (4) is fixed on the extending end of the first electric cylinder (2), horizontal transverse plates (5) which are arranged above the corresponding ratchet wheels (3) are respectively fixed on the front side and the rear side of a vertical rod end of the L-shaped rod (4), a plurality of pawls (6) which are matched with the ratchet wheels (3) are uniformly distributed below the transverse plates (5) at intervals, the extending end of the first electric cylinder (2) drives the ratchet wheels (3) to rotate by the transverse plates (5) when contracting, a disc (7) is coaxially fixed on the transverse rod end of the L-shaped rod (4), a plurality of inclined connecting rods (8) are uniformly distributed on the circumference of the left end of the disc (7), one end of each connecting rod (8) is hinged on the disc (7), the other end of each connecting rod (8) is fixedly provided with a saw blade (9) which is driven by a first motor and has an axis vertical to the axis of the connecting rod (8), a guide rod (10) is arranged on the surface of an angular bisector formed by two adjacent connecting rods (8), the left ends of the guide rods (10) are fixed on the disc (7), the right ends of the guide rods are outwards opened to form a horn shape, each connecting rod (8) is hinged with a second electric cylinder (11), the other end of the second electric cylinder (11) is hinged on the corresponding guide rod (10), the left end of the trolley (1) is fixedly provided with a sleeve (12) with an axis horizontal left and right direction, the right side of the sleeve (12) is coaxially and rotatably provided with an outer gear ring (14) arranged between the saw blade (9) and the guide rods (10) through a plurality of supporting rods (13), the supporting rod (13) can be compressed and reset along the axis thereof, and the right end surface of the outer gear ring (14) is coaxially fixed with an annular saw (15) with a blade part facing right.
2. A large PE pipe slitter according to claim 1, characterised in that the external toothed ring (14) is engaged with a gear (16) driven by a second motor fixed to the support bar (13).
3. A large PE pipe slitter according to claim 1, characterised in that the upper end of the reel is provided with an arc shaped blade (17), the arc shaped blade (17) being coaxial with the sleeve (12).
4. A large scale PE pipe slitter as in claim 1, characterised by that the support bar (13) is divided into two parts, the left end is a round tube, the right end is a polished rod which can be inserted into the round tube and can slide along the round tube, the polished rod is covered with a spring (18), one end of the stainless rod is fixed on the polished rod, the other end is fixed on the end of the round tube.
5. A large PE pipe slitting machine according to claim 1, characterized in that the left end of the outer gear ring (14) is provided with an annular groove, the end of the support rod (13) is fixed with an arc-shaped sliding block arranged in the annular groove, and the annular groove and the arc-shaped sliding block are slidably mounted.
6. A large PE pipe slitter according to claim 1, characterised in that the connecting rod (8) is Z-shaped, the saw blade (9) is disc-shaped and the plane of the blade coincides with the axis of the end of the connecting rod (8) near the disc (7).
7. A large PE pipe slitter according to claim 1, characterised in that the support bar (13) is L-shaped and the outer toothed ring (14) has a diameter larger than the sleeve (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110730769.9A CN113414814B (en) | 2021-06-30 | 2021-06-30 | Large PE pipeline slitter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110730769.9A CN113414814B (en) | 2021-06-30 | 2021-06-30 | Large PE pipeline slitter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113414814A true CN113414814A (en) | 2021-09-21 |
| CN113414814B CN113414814B (en) | 2023-11-21 |
Family
ID=77717381
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110730769.9A Active CN113414814B (en) | 2021-06-30 | 2021-06-30 | Large PE pipeline slitter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113414814B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117682278A (en) * | 2024-01-29 | 2024-03-12 | 四川航天拓达玄武岩纤维开发有限公司 | Basalt pipeline transportation and storage device and application method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57161271A (en) * | 1981-03-30 | 1982-10-04 | Tokyo Shibaura Electric Co | Apparatus for cutting and disassembling atomic reactor structure |
| CN102528159A (en) * | 2011-12-26 | 2012-07-04 | 广东联塑机器制造有限公司 | Cutting machine for automatically slitting long tube stock into short tubes |
| CN207669373U (en) * | 2017-06-22 | 2018-07-31 | 广州特种承压设备检测研究院 | Pipe notch processing machine |
| CN110539346A (en) * | 2019-09-12 | 2019-12-06 | 苏州恺恩奥自动化有限公司 | Cutting device for flush cuts of plastic product pipes |
| CN210969552U (en) * | 2019-10-17 | 2020-07-10 | 湖北双悦实业发展有限公司 | Broken recovery unit of abandonment plastic tubing |
| CN111941799A (en) * | 2020-08-04 | 2020-11-17 | 浙江振飞塑业有限公司 | PE pipe three-section metering high-speed single-screw extruder |
-
2021
- 2021-06-30 CN CN202110730769.9A patent/CN113414814B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57161271A (en) * | 1981-03-30 | 1982-10-04 | Tokyo Shibaura Electric Co | Apparatus for cutting and disassembling atomic reactor structure |
| CN102528159A (en) * | 2011-12-26 | 2012-07-04 | 广东联塑机器制造有限公司 | Cutting machine for automatically slitting long tube stock into short tubes |
| CN207669373U (en) * | 2017-06-22 | 2018-07-31 | 广州特种承压设备检测研究院 | Pipe notch processing machine |
| CN110539346A (en) * | 2019-09-12 | 2019-12-06 | 苏州恺恩奥自动化有限公司 | Cutting device for flush cuts of plastic product pipes |
| CN210969552U (en) * | 2019-10-17 | 2020-07-10 | 湖北双悦实业发展有限公司 | Broken recovery unit of abandonment plastic tubing |
| CN111941799A (en) * | 2020-08-04 | 2020-11-17 | 浙江振飞塑业有限公司 | PE pipe three-section metering high-speed single-screw extruder |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117682278A (en) * | 2024-01-29 | 2024-03-12 | 四川航天拓达玄武岩纤维开发有限公司 | Basalt pipeline transportation and storage device and application method |
| CN117682278B (en) * | 2024-01-29 | 2024-04-26 | 四川航天拓达玄武岩纤维开发有限公司 | Basalt pipeline transportation and storage device and application method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113414814B (en) | 2023-11-21 |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20231012 Address after: 408000 No. 8 Dafo Road, Longqiao Street, Fuling District, Chongqing Applicant after: Chongqing Lianxiang fusion Plastics Co.,Ltd. Address before: 450000 headquarters enterprise base, No. 1, Cuizhu street, Zhongyuan District, Zhengzhou City, Henan Province Applicant before: Gao Kunlun |
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