CN111843027A - Pipeline cutting machine with positioning and transferring functions - Google Patents
Pipeline cutting machine with positioning and transferring functions Download PDFInfo
- Publication number
- CN111843027A CN111843027A CN202010744699.8A CN202010744699A CN111843027A CN 111843027 A CN111843027 A CN 111843027A CN 202010744699 A CN202010744699 A CN 202010744699A CN 111843027 A CN111843027 A CN 111843027A
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- Prior art keywords
- fixed
- diameter pipeline
- plate
- pushing
- cutting machine
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D21/00—Machines or devices for shearing or cutting tubes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D33/00—Accessories for shearing machines or shearing devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D33/00—Accessories for shearing machines or shearing devices
- B23D33/10—Stops for positioning work
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The invention discloses a pipeline cutting machine with positioning and transferring functions, which structurally comprises a support frame, an air cylinder, a sliding frame, a clamping roller, a support base, a rotating roller, an inner supporting mechanism, a bottom sliding mechanism and a cutting tool, wherein the air cylinder is arranged in the middle of the support frame, four attaching plates are attached to four directions of the inner wall of a large-diameter pipeline, the attaching and fixing effects on the large-diameter pipeline are improved, a fixing pipe sleeve rotates around a fixing ball on a fixing rod, the rotating ball on the outer side of a plate body rotates at the same time, the large-diameter pipeline is ensured to rotate stably, a certain gap is formed between a supporting plate and the large-diameter pipeline in the rotating process of the large-diameter pipeline through a spring arranged in an extrusion groove, and meanwhile, the pushing plate rotates through two cams, at the moment, the pushing plate applies a pushing force to the bottom of the large-diameter pipeline, and meanwhile, the pushing, avoid major diameter pipeline to take place the shake, prevent that major diameter pipeline cut from producing the barb.
Description
Technical Field
The invention relates to the field of pipeline cutting, in particular to a pipeline cutting machine with a positioning and transferring function.
Background
Major diameter pipe cutting machine, use cutting tool to fix a position and rotate, rotation roller bearing on the cutting machine drives major diameter pipeline self and rotates, thereby cut the pipe wall of major diameter pipeline, become suitable length with major diameter pipeline cutting, but rotation roller bearing on the major diameter pipe cutting machine drives the major diameter pipeline and carries out the pivoted in-process, because the diameter of major diameter pipeline is great, and there is certain clearance between rotation roller bearing and the major diameter pipeline, lead to the major diameter pipeline to produce certain shake at the pivoted in-process, and the continuous increase of friction between the cutting tool, cause the cutter to break easily at the in-process that carries out the cutting, the cutting opening that the major diameter pipeline that produces the shake simultaneously exists the barb easily, the defective products that lead to cutting back major diameter pipeline increases.
Disclosure of Invention
The technical scheme adopted by the invention for realizing the technical purpose is as follows: the pipeline cutting machine with the positioning and transferring functions structurally comprises a support frame, a cylinder, a sliding frame, clamping rollers, a support base, rotating rollers, an inner supporting mechanism and a bottom sliding mechanism, wherein the cylinder is arranged in the middle of the support frame, the top of the cylinder is fixed with the bottom of the sliding frame, the clamping rollers are fixedly mounted at the front end of the sliding frame, the upper end of the sliding frame is slidably mounted on the outer side of the support frame, the rotating rollers are arranged at the top of the support base, the inner supporting mechanism is fixedly mounted at the top of the support base, the bottom of the support frame is welded with the rear end of the support base, the bottom sliding mechanism is fixedly mounted in the middle of the support base, a cutting tool is mounted inside the support base, the inner supporting mechanism comprises a fixed rod, a fixed ball and a wall-sticking mechanism, one end of the fixed rod is fixedly mounted at the upper end, the fixed ball is made of carbon steel, and the carbon steel has wear-resisting property.
As a further improvement of the invention, the wall attaching mechanism comprises a fixed pipe sleeve, a spring, a support rod and an attaching plate, wherein the fixed ball is arranged inside the right end of the fixed pipe sleeve in a clearance fit manner, the spring is arranged inside the fixed pipe sleeve and is fixed with the lower end of the support rod, the support rod penetrates through the inside of the fixed pipe sleeve in a clearance fit manner, the attaching plate is welded at the upper end of the support rod and is positioned outside the fixed pipe sleeve, the number of the attaching plates is four, the springs, the support rod and the attaching plates are of a cross structure and are arranged in four directions of the fixed pipe sleeve, and the attaching plates are of a protection plate structure.
As a further improvement of the present invention, the attachment plate includes a plate body, a fixed shaft, and five rotating balls, wherein the fixed shaft penetrates through the plate body, the fixed shaft penetrates through the rotating balls in a clearance fit manner, the rotating balls are embedded in the upper end of the plate body in a clearance fit manner, the number of the fixed shafts is five, the number of the rotating balls is twenty-five, and the five rotating balls are in a group and are respectively connected with the five fixed shafts.
The bottom sliding mechanism comprises a fixed box, a supporting plate, an extrusion rod, an extrusion groove and a toggle mechanism, wherein the fixed box is fixedly welded in the middle of a supporting base, the bottom of the supporting plate is fixed with the top end of the extrusion rod, the extrusion rod is arranged in the extrusion groove in a clearance fit mode, the extrusion groove is fixedly arranged at the bottom of the inner side of the fixed box, the toggle mechanism is arranged in the fixed box, the supporting plate, the extrusion rod and the extrusion groove are all three, the top of the supporting plate is of an arc structure, the extrusion groove is further provided with a spring, and the extrusion rod is subjected to height adjustment extrusion in the extrusion groove through the spring in the extrusion groove.
As a further improvement of the invention, the toggle mechanism comprises cams, a toggle plate and a pushing mechanism, the upper end of each cam is abutted against the bottom surface of the toggle plate, the inner part of the upper end of the toggle plate is hinged with the lower end of the pushing mechanism, the number of the cams is two, and the two cams are reversely arranged.
As a further improvement of the invention, the pushing mechanism comprises a supporting plate, a pushing plate and convex strips, wherein the bottom of the supporting plate is hinged with the inner part of the upper end of the shifting plate, the top of the supporting plate is hinged with the outer side of the pushing plate, the convex strips are arranged on the upper surface of the pushing plate, the pushing plate is of an arc structure and is beneficial to supporting and pushing the bottom of a large-diameter pipeline, and the five convex strips are arranged, are made of rubber materials, have certain resilience and are high in skid resistance.
The invention has the beneficial effects that:
1. four attaching plate laminating are in four positions of major diameter pipeline inner wall, improve the fixed effect of laminating to major diameter pipeline, the rotation of live-rollers has then driven major diameter pipeline and has rotated, major diameter pipeline is carrying out the pivoted in-process, fixed pipe box rotates round the fixed ball on the dead lever, the ball that rotates through the plate body outside simultaneously, ensure that major diameter pipeline carries out steady rotation, cut at major diameter pipeline through cutting tool after that, avoid major diameter pipeline to rotate the in-process of cutting and produce the shake, prevent that cutting tool from breaking.
2. Through the spring that extrudees the inside setting of inslot for major diameter pipeline is carrying out the pivoted in-process, there is certain clearance between layer board and the major diameter pipeline, ensure that the major diameter pipeline carries out steady rotation, rotate through two cams simultaneously, it reciprocates to have driven the fagging, at this moment, the push pedal is exerted a thrust to major diameter pipeline bottom, avoid push pedal and major diameter pipeline bottom to take place to skid through the sand grip simultaneously, avoid major diameter pipeline to take place to shake, prevent that major diameter pipeline cutting mouth from producing the barb.
Drawings
Fig. 1 is a schematic structural diagram of a pipe cutting machine with a positioning and transferring function according to the present invention.
Fig. 2 is a schematic partial structure diagram of an internal bracing machine according to the present invention.
Fig. 3 is a schematic side view of an inner structure of an adherence mechanism of the present invention.
Fig. 4 is a schematic perspective view of a bonding plate according to the present invention.
FIG. 5 is a schematic side view of the internal structure of a bottom slide mechanism according to the present invention.
Fig. 6 is a schematic structural diagram of a toggle mechanism according to the present invention.
Fig. 7 is a schematic perspective view of a pushing mechanism according to the present invention.
In the figure: a support frame-1, a cylinder-2, a sliding frame-3, a clamping roller-4, a support base-5, a rotating roller-6, an inner support mechanism-7, a bottom sliding mechanism-8, a cutting tool-9, a fixed rod-71, a fixed ball-72, an adherence mechanism-73, a fixed pipe sleeve-731, a spring-732, a support rod-734 and a jointing plate-735, the device comprises a plate body-35 a, a fixed shaft-35 b, a rotating ball-35 c, a fixed box-81, a supporting plate-82, an extrusion rod-83, an extrusion groove-84, a toggle mechanism-85, a cam-85 a, a toggle plate-85 b, a pushing mechanism-85 c, a supporting plate-c 1, a push plate-c 2, a convex strip-c 3 and a large-diameter pipeline-X.
Detailed Description
The invention is further described below with reference to the accompanying drawings:
example 1:
as shown in figures 1 to 4:
the invention relates to a pipeline cutting machine with positioning and transferring functions, which structurally comprises a support frame 1, an air cylinder 2, a sliding frame 3, a clamping roller 4, a support base 5, a rotating roller 6, an inner supporting mechanism 7 and a bottom sliding mechanism 8, wherein the air cylinder 2 is arranged in the middle of the support frame 1, the top of the air cylinder 2 is fixed with the bottom of the sliding frame 3, the clamping roller 4 is fixedly arranged at the front end of the sliding frame 3, the upper end of the sliding frame 3 is slidably arranged on the outer side of the support frame 1, the rotating roller 6 is arranged at the top of the support base 5, the inner supporting mechanism 7 is fixedly arranged at the top of the support base 5, the bottom of the support frame 1 is welded with the rear end of the support base 5, the bottom sliding mechanism 8 is fixedly arranged in the middle of the support base 5, a cutting tool 9 is arranged in the support base 5, the inner supporting mechanism 7 comprises a fixed rod 71, and the other end of dead lever 71 is equipped with fixed ball 72, fixed ball 72 adopts clearance fit to install inside adherence mechanism 73 right-hand member, fixed ball 72 adopts the carbon steel material, and the carbon steel has wear-resisting nature, does benefit to adherence mechanism 73 and rotates round fixed ball 72.
Wherein, the adherence mechanism 73 comprises a fixing pipe sleeve 731, a spring 732, a support bar 734 and a fitting plate 735, the fixing ball 72 is installed inside the right end of the fixing socket 731 by a clearance fit, the fixing socket 731 is provided inside with a spring 732, the spring 732 is fixed to the lower end of the support bar 734, the support bar 734 penetrates through the fixing sleeve 731 in a clearance fit manner, the upper end of the support bar 734 is welded with a joint plate 735, and the fitting plate 735 is positioned at the outer side of the fixing socket 731, the number of the springs 732, the support bars 734 and the fitting plate 735 is four, and is in a cross structure, is arranged on four directions of the fixed pipe sleeve 731, is beneficial to abutting the periphery of the inner wall of the large-diameter pipeline X, the fitting plate 735 is the backplate structure, does benefit to the arc to major diameter pipeline X inner wall and laminates, prevents that major diameter pipeline X from taking place the shake at the in-process of cutting.
Wherein, the board 735 of laminating includes plate body 35a, fixed axle 35b, rolling ball 35c, the inside fixed axle 35b that has run through of plate body 35a to fixed axle 35b adopts clearance fit to run through inside rolling ball 35c, rolling ball 35c adopts clearance fit to inlay inside plate body 35a upper end, fixed axle 35b is equipped with five altogether, and rolling ball 35c is equipped with twenty five altogether to five are a set of, are connected with five fixed axles 35b respectively, do benefit to the in-process of major diameter pipeline X inner wall and plate body 35a laminating, ensure that major diameter pipeline X carries out normal rotation cutting.
The specific use mode and function of the embodiment are as follows:
in the invention, a large-diameter pipeline X is placed on a rotating roller 6, then the inside of the large-diameter pipeline X is embedded into an adherence mechanism 73, a support rod 734 is enabled to carry out length adjustment inside a fixed pipe sleeve 731 through the elasticity of a spring 732, four attachment plates 735 are attached to four directions of the inner wall of the large-diameter pipeline X, the attachment and fixing effect on the large-diameter pipeline X is improved, then a sliding frame 3 slides downwards on a support frame 1 through the extension and retraction of an air cylinder 2, a clamping roller 4 is driven to abut against the upper end of the outer side of the large-diameter pipeline X, then the rotation of the rotating roller 6 drives the large-diameter pipeline X to rotate, the fixed pipe sleeve 731 rotates around a fixed ball 72 on a fixed rod 71 in the rotating process of the large-diameter pipeline X, and the rotating ball 35c on the outer side of a plate body 35a is used for rotating to ensure the stable rotation of the, and then, the cutting tool 9 is used for cutting the large-diameter pipeline X, so that the large-diameter pipeline X is prevented from shaking in the rotating cutting process, and the cutting tool 9 is prevented from being broken.
Example 2:
as shown in fig. 5 to 7:
wherein, the bottom slide mechanism 8 comprises a fixed box 81, a supporting plate 82, an extrusion rod 83, an extrusion groove 84 and a toggle mechanism 85, the fixed box 81 is fixedly welded in the middle of the supporting base 5, the bottom of the supporting plate 82 is fixed with the top end of the extrusion rod 83, the extrusion rod 83 is installed inside the extrusion groove 84 by clearance fit, the extrusion groove 84 is fixedly installed at the bottom of the inner side of the fixed box 81, the toggle mechanism 85 is arranged inside the fixed box 81, three supporting plates 82, three extrusion rods 83 and three extrusion grooves 84 are arranged, the top of the supporting plate 82 is in an arc-shaped structure, which is beneficial to supporting the bottom of the outer side of the large-diameter pipeline X, the extrusion groove 84 is also provided with a spring, the pressing lever 83 is height-adjustment pressed inside the pressing groove 84 by a spring inside the pressing groove 84, so that a certain gap exists between the supporting plate 82 and the bottom of the large-diameter pipeline X, and the large-diameter pipeline X is ensured to normally rotate.
The toggle mechanism 85 comprises cams 85a, a toggle plate 85b and a pushing mechanism 85c, the upper end of the cam 85a is abutted against the bottom surface of the toggle plate 85b, the inner portion of the upper end of the toggle plate 85b is hinged with the lower end of the pushing mechanism 85c, the two cams 85a are arranged, the two cams 85a are installed in opposite directions, so that the bottoms of the two ends of the toggle plate 85b swing up and down in the rotating process of the two cams 85a, and the pushing mechanism 85c is driven to repeatedly push the two sides of the bottom of the large-diameter pipeline X.
Wherein, pushing mechanism 85c includes fagging c1, push pedal c2, sand grip c3, fagging c1 bottom is articulated mutually with stirring board 85b upper end inside, fagging c1 top is articulated mutually with push pedal c2 outside, push pedal c2 upper surface is equipped with sand grip c3, push pedal c2 is arc structure, does benefit to and carries out the bearing promotion to major diameter pipeline X bottom, sand grip c3 is equipped with five altogether to adopt the rubber material, have certain resilience and skid resistance stronger, do benefit to the in-process that prevents that push pedal c2 from promoting the bottom of major diameter pipeline X from taking place to skid.
The specific use mode and function of the embodiment are as follows:
in the invention, when a large-diameter pipeline X is placed on a rotating roller 6, the bottom outside the large-diameter pipeline X is supported by three supporting plates 82, the large-diameter pipeline X is extruded in an extrusion groove 84 through an extrusion rod 83 in the supporting process, a certain gap is formed between the supporting plates 82 and the large-diameter pipeline X in the rotating process of the large-diameter pipeline X through a spring arranged in the extrusion groove 84, the large-diameter pipeline X is ensured to rotate stably, meanwhile, two ends of a poking plate 85b swing up and down through two cams 85a, a supporting plate c1 is driven to move up and down, at the moment, a pushing force is applied to the bottom of the large-diameter pipeline X by a pushing plate c2, the pushing plate c2 on the two sides pushes in a reciprocating manner, meanwhile, the bottom of the pushing plate c2 and the large-diameter pipeline X is prevented from slipping through a convex strip c3, and the large-diameter pipeline X, ensure that major diameter pipeline X carries out steady rotation cutting, prevent that major diameter pipeline X cutting opening from producing the barb, improve major diameter pipeline X's cutting quality.
The technical solutions of the present invention or similar technical solutions designed by those skilled in the art based on the teachings of the technical solutions of the present invention are all within the scope of the present invention to achieve the above technical effects.
Claims (6)
1. A pipeline cutting machine with positioning and transferring functions structurally comprises a support frame (1), a cylinder (2), a sliding frame (3), a clamping roller (4), a support base (5), a rotating roller (6), an inner support mechanism (7), a bottom sliding mechanism (8) and a cutting tool (9), wherein the cylinder (2) is arranged in the middle of the support frame (1), the top of the cylinder (2) is fixed with the bottom of the sliding frame (3), the clamping roller (4) is fixedly installed at the front end of the sliding frame (3), the upper end of the sliding frame (3) is slidably installed on the outer side of the support frame (1), the rotating roller (6) is arranged at the top of the support base (5), the inner support mechanism (7) is fixedly installed at the top of the support base (5), the bottom of the support frame (1) is welded with the rear end of the support base (5), the bottom sliding mechanism (8) is fixedly installed in the middle, cutting tool (9) are installed inside supporting base (5), its characterized in that:
interior mechanism (7) that props includes dead lever (71), fixed ball (72), adherence mechanism (73), dead lever (71) one end fixed mounting is in supporting base (5) upper end to dead lever (71) other end is equipped with fixed ball (72), fixed ball (72) adopt clearance fit to install inside adherence mechanism (73) right-hand member.
2. The pipe cutting machine with the positioning and transferring function according to claim 1, wherein: wall mechanism (73) are including fixed pipe box (731), spring (732), bracing piece (734), laminating board (735), fixed ball (72) adopt clearance fit to install inside fixed pipe box (731) right-hand member, fixed pipe box (731) inside is equipped with spring (732) to spring (732) and bracing piece (734) lower extreme are fixed mutually, bracing piece (734) adopt clearance fit to run through inside fixed pipe box (731), bracing piece (734) upper end welding has laminating board (735) to laminating board (735) is located the fixed pipe box (731) outside.
3. The pipe cutting machine with the positioning and transferring function according to claim 2, wherein: laminating board (735) is including plate body (35a), fixed axle (35b), rolling ball (35c), fixed axle (35b) has been run through to plate body (35a) inside to fixed axle (35b) adopt clearance fit to run through inside rolling ball (35c), rolling ball (35c) adopt clearance fit to inlay inside plate body (35a) upper end.
4. The pipe cutting machine with the positioning and transferring function according to claim 1, wherein: end slide mechanism (8) are including fixed case (81), layer board (82), extrusion stem (83), extrusion groove (84), toggle mechanism (85), fixed case (81) fixed weld is at support base (5) middle part, layer board (82) bottom is fixed mutually with extrusion stem (83) top, extrusion stem (83) adopt clearance fit to install inside extrusion groove (84), extrusion groove (84) fixed mounting is in fixed case (81) inboard bottom, toggle mechanism (85) are installed inside fixed case (81).
5. The pipe cutting machine with the positioning and transferring function according to claim 4, wherein: the toggle mechanism (85) comprises a cam (85a), a toggle plate (85b) and a pushing mechanism (85c), the upper end of the cam (85a) is abutted against the bottom surface of the toggle plate (85b), and the inner part of the upper end of the toggle plate (85b) is hinged with the lower end of the pushing mechanism (85 c).
6. The pipe cutting machine with the positioning and transferring function according to claim 5, wherein: the pushing mechanism (85c) comprises a supporting plate (c1), a pushing plate (c2) and a convex strip (c3), the bottom of the supporting plate (c1) is hinged with the inner part of the upper end of the poking plate (85b), the top of the supporting plate (c1) is hinged with the outer side of the pushing plate (c2), and the convex strip (c3) is arranged on the upper surface of the pushing plate (c 2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010744699.8A CN111843027A (en) | 2020-07-29 | 2020-07-29 | Pipeline cutting machine with positioning and transferring functions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010744699.8A CN111843027A (en) | 2020-07-29 | 2020-07-29 | Pipeline cutting machine with positioning and transferring functions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111843027A true CN111843027A (en) | 2020-10-30 |
Family
ID=72946016
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010744699.8A Withdrawn CN111843027A (en) | 2020-07-29 | 2020-07-29 | Pipeline cutting machine with positioning and transferring functions |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111843027A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112475425A (en) * | 2020-11-25 | 2021-03-12 | 张家港台达机械制造有限公司 | Cutting device for special-shaped metal pipe |
| CN112893979A (en) * | 2021-01-22 | 2021-06-04 | 王磊 | Pipe fitting cutting device for bridge construction |
| CN113145690A (en) * | 2021-05-06 | 2021-07-23 | 安徽智扬门业股份有限公司 | Steel pipe cutting opening shaping device and shaping method based on stainless steel door machining |
| CN114985820A (en) * | 2022-05-05 | 2022-09-02 | 金保莱管道系统江苏有限公司 | Stable and reliable stainless steel pipe groove cutting machine |
| CN115007943A (en) * | 2022-07-01 | 2022-09-06 | 天长市海通仪表电缆有限公司 | Fixing device is used in cutting of hot resistance production with fixed effect in advance |
| CN115117805A (en) * | 2022-06-24 | 2022-09-27 | 安徽博泰塑业科技有限公司 | MPP electric power pipe of high strength high tenacity and processingequipment thereof |
-
2020
- 2020-07-29 CN CN202010744699.8A patent/CN111843027A/en not_active Withdrawn
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112475425A (en) * | 2020-11-25 | 2021-03-12 | 张家港台达机械制造有限公司 | Cutting device for special-shaped metal pipe |
| CN112893979A (en) * | 2021-01-22 | 2021-06-04 | 王磊 | Pipe fitting cutting device for bridge construction |
| CN112893979B (en) * | 2021-01-22 | 2022-02-22 | 王磊 | Pipe fitting cutting device for bridge construction |
| CN113145690A (en) * | 2021-05-06 | 2021-07-23 | 安徽智扬门业股份有限公司 | Steel pipe cutting opening shaping device and shaping method based on stainless steel door machining |
| CN113145690B (en) * | 2021-05-06 | 2024-03-08 | 安徽智扬门业股份有限公司 | Steel pipe cutting opening shaping device and shaping method based on stainless steel door machining |
| CN114985820A (en) * | 2022-05-05 | 2022-09-02 | 金保莱管道系统江苏有限公司 | Stable and reliable stainless steel pipe groove cutting machine |
| CN114985820B (en) * | 2022-05-05 | 2023-12-08 | 金保莱管道系统江苏有限公司 | Stable and reliable stainless steel pipe groove cutting machine |
| CN115117805A (en) * | 2022-06-24 | 2022-09-27 | 安徽博泰塑业科技有限公司 | MPP electric power pipe of high strength high tenacity and processingequipment thereof |
| CN115007943A (en) * | 2022-07-01 | 2022-09-06 | 天长市海通仪表电缆有限公司 | Fixing device is used in cutting of hot resistance production with fixed effect in advance |
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Application publication date: 20201030 |