CN110842292A - Elbow cutting device - Google Patents
Elbow cutting device Download PDFInfo
- Publication number
- CN110842292A CN110842292A CN201910867205.2A CN201910867205A CN110842292A CN 110842292 A CN110842292 A CN 110842292A CN 201910867205 A CN201910867205 A CN 201910867205A CN 110842292 A CN110842292 A CN 110842292A
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- CN
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- Prior art keywords
- roller
- fixed
- hydraulic cylinder
- elbow
- support plate
- Prior art date
- 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.)
- Pending
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- 238000005520 cutting process Methods 0.000 title claims abstract description 50
- 238000010438 heat treatment Methods 0.000 claims abstract description 10
- 238000004519 manufacturing process Methods 0.000 claims abstract description 7
- 238000005192 partition Methods 0.000 claims description 10
- 238000003825 pressing Methods 0.000 description 4
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
Images
Classifications
-
- 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
- B23D79/00—Methods, machines, or devices not covered elsewhere, for working metal by removal of material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/16—Heating or cooling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D9/00—Bending tubes using mandrels or the like
- B21D9/04—Bending tubes using mandrels or the like the mandrel being rigid
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/08—Work-clamping means other than mechanically-actuated
- B23Q3/082—Work-clamping means other than mechanically-actuated hydraulically actuated
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
- B23Q5/22—Feeding members carrying tools or work
- B23Q5/28—Electric drives
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Turning (AREA)
Abstract
The invention discloses an elbow cutting device, and relates to the field of pushing elbow production equipment. The invention is used for cutting off the elbow in the production process of the pushing elbow, and comprises a pushing machine, a cutting machine arranged at the tail end of the pushing machine, a core rod arranged on the pushing machine, and a medium-frequency heating ring sleeved at the tail end of the core rod. The invention has the advantages of simple and safe use, high automation degree, high cutting speed and smooth cut.
Description
Technical Field
The invention relates to the field of pushing elbow production equipment, in particular to an elbow cutting device.
Background
In the production process of the push elbow, a round pipe with the inner wall coated with lead powder needs to be placed into push equipment. At present, manual charging is mostly adopted, the technical requirement on workers is high, and certain danger is caused. In addition, the mechanical equipment used for cutting the elbow has the problems of low cutting speed and uneven cut.
Disclosure of Invention
The invention aims to provide an elbow cutting device, which is simple and safe to use, high in automation degree, high in cutting speed and smooth in cut.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows: an elbow cutting device is used for cutting an elbow in the pushing elbow production process and comprises a pushing machine, a cutting machine arranged at the tail end of the pushing machine, a mandrel arranged on the pushing machine and an intermediate-frequency heating ring sleeved at the tail end of the mandrel, wherein the pushing machine comprises a support, a fourth hydraulic cylinder transversely arranged at the right end of the support, a first flashboard structure used for clamping the end part of the mandrel and a second flashboard structure used for pushing against the end part of a round pipe, the first flashboard structure is fixed at the right part of the top surface of the support, the second flashboard structure is positioned at the left side of the first flashboard structure, the second flashboard structure transversely slides at the top of the support, the second flashboard structure is connected with the end part of a piston rod of the fourth hydraulic cylinder, and the cylinder body of the fourth hydraulic cylinder is fixed with the support; the cutting machine comprises a cuboid shell, a roller arranged in the shell, a roller group used for enabling the roller to rotate around an axis, a driven gear sleeved in the middle of the excircle of the roller and synchronously rotating with the roller, a driving gear meshed with the driven gear, a fixed gear fixed on the inner wall of the shell, a turbine telescopic cutting device arranged in the roller, a planetary gear fixed on an input shaft of the turbine telescopic cutting device and a motor fixed on the outer side of the shell, wherein the driving gear is arranged on an output shaft of the motor, the planetary gear is meshed with the fixed gear, and the axes of the roller, the driven gear and the fixed gear are overlapped; the turbine telescopic cutting device comprises a circular ring partition plate, a turbine box, a screw rod, a threaded sleeve, a sliding rail and a roller knife, wherein the circular ring partition plate is fixed in the middle of the inside of a roller and is parallel to the end face of the roller; the idler group comprises four idler wheels, the outer circular surfaces of the four idler wheels are in contact with the outer circular surface of the roller, and the four idler wheels are uniformly distributed around the axis of the roller.
A further technical scheme lies in, first flashboard structure is including establishing the first backup pad on the support, is located the first flashboard of first backup pad top, drives the first pneumatic cylinder of first flashboard at the motion of vertical direction, the cylinder body and the first backup pad of first pneumatic cylinder are fixed.
The technical scheme is that the second gate plate structure comprises a second supporting plate which transversely slides on the top surface of the support, a second gate plate arranged above the second supporting plate and a second hydraulic cylinder driving the second gate plate to move in the vertical direction, the cylinder body of the second hydraulic cylinder is fixed with the second supporting plate, and the end part of the piston rod of the fourth hydraulic cylinder is fixed on the right end surface of the second supporting plate.
The pushing machine further comprises a third flashboard structure used for pushing the round pipe for the second time, the third flashboard structure comprises a third supporting plate located on the left side of the second supporting plate, a third flashboard arranged above the third supporting plate and a third hydraulic cylinder driving the third flashboard to move in the vertical direction, the cylinder body of the third hydraulic cylinder is fixed with the third supporting plate, and the third supporting plate and the second supporting plate are connected into a whole structure through a connecting column.
A further technical scheme lies in, the cutter still includes the clamping device who is used for pressing from both sides tight elbow, clamping device establishes the front side at the gyro wheel sword, clamping device includes the flexible clamping structure that two upper and lower symmetries set up, and the top of the flexible clamping structure of upside is fixed at the top of casing, and the bottom of the flexible clamping structure of volume down is all fixed in the bottom of casing, flexible clamping structure includes the pneumatic cylinder and is used for pressing from both sides the draw-in groove of tight elbow, the tip at the pneumatic cylinder piston rod is established to the draw-in groove, the end fixing of pneumatic cylinder body is on the casing, the cross-section of draw-in groove.
The further technical scheme is that the number of the turbine telescopic cutting devices is three, and the three turbine telescopic cutting devices are uniformly distributed around the axis of the roller.
The further technical scheme is that the two supporting roller groups are respectively positioned at the left end and the right end of the roller.
The further technical scheme is that a circle of limiting bulges used for limiting the axial movement of the roller are arranged at the outer side end of the roller.
Adopt the produced beneficial effect of above-mentioned technical scheme to lie in: according to the invention, the secondary pushing process is realized through the second gate plate structure and the third gate plate structure, and the pushing stroke is increased while the stroke of the piston rod of the fourth hydraulic cylinder is not changed; the main body structure combined by the planetary wheel set and the turbine telescopic structure can realize the feeding and returning of the roller cutter by controlling the forward and reverse rotation of the motor, and the roller cutter can rotate around the elbow to realize the quick cutting of the elbow while feeding, and simultaneously ensure the smoothness of the cut.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view taken at A-A of FIG. 1;
FIG. 3 is a cross-sectional view taken along line B-B of FIG. 1;
FIG. 4 is a front view of the cutting machine;
fig. 5 is a cross-sectional view at C-C of fig. 4.
1. A pushing machine; 2. a core rod; 3. an intermediate frequency heating ring; 4. a cutting machine; 5. a hydraulic cylinder; 6. A fourth hydraulic cylinder; 7. a first shutter plate; 8. a first hydraulic cylinder; 9. a first hydraulic cylinder; 10. A second support plate; 11. a second shutter plate; 12. a second hydraulic cylinder; 13. a third support plate; 14. a third shutter plate; 15. a third hydraulic cylinder; 16. a grooved wheel; 17. a card slot; 18. connecting columns; 19. a guide rail; 20. a support; 21. a drum; 22. a housing; 23. a turbine telescopic cutting device; 24. a driven gear; 25. a planetary gear; 26. fixing a gear; 27. a screw; 28. a slide rail; 29. an electric motor; 30. a roller; 31. a roller cutter; 32. a threaded sleeve; 33. a turbine case; 34. a circular ring baffle plate.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways than those specifically described herein, and it will be apparent to those of ordinary skill in the art that the present invention may be practiced without departing from the spirit and scope of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
The invention provides an elbow cutting device, which is used for cutting an elbow in the production process of a pushing elbow and comprises a pushing machine 1, a cutting machine 4 arranged at the tail end of the pushing machine 1, a core rod 2 arranged on the pushing machine 1 and a medium-frequency heating ring 3 sleeved at the tail end of the core rod 2, wherein the pushing machine 1 comprises a support 20, a fourth hydraulic cylinder 6 transversely arranged at the right end of the support 20, a first flashboard structure used for clamping the end part of the core rod 2 and a second flashboard structure used for pushing against the end part of a round pipe, the first flashboard structure is fixed at the right part of the top surface of the support 20, the second flashboard structure is positioned at the left side of the first flashboard structure, the second flashboard structure transversely slides at the top of the support 20, the second flashboard structure is connected with the end part of a piston rod of the fourth hydraulic cylinder 6, and the cylinder body of the fourth hydraulic; the cutting machine 4 comprises a cuboid-shaped shell 22, a roller 21 arranged in the shell 22, a roller group used for enabling the roller 21 to rotate around an axis, a driven gear 24 sleeved in the middle of the outer circle of the roller 21 and rotating synchronously with the roller, a driving gear meshed with the driven gear 24, a fixed gear 26 fixed on the inner wall of the shell 22, a turbine telescopic cutting device 23 arranged in the roller 21, a planetary gear 25 fixed on an input shaft of the turbine telescopic cutting device 23, and a motor 29 fixed on the outer side of the shell 22, wherein the driving gear is arranged on an output shaft of the motor 29, the planetary gear 25 is meshed with the fixed gear 26, and the axes of the roller 21, the driven gear 24 and the fixed gear 26 are overlapped; the turbine telescopic cutting device 23 comprises a circular ring partition plate 34 fixed in the middle of the inside of the roller 21 and parallel to the end face of the roller 21, a turbine box 33 fixed on the circular ring partition plate 34, a screw 27 connected to an output shaft of the turbine box 33, a threaded sleeve 32 in threaded connection with the screw 27, a slide rail 28 arranged on the circular ring partition plate 34, and a roller knife 31 arranged at the outer end of the threaded sleeve 32, wherein the threaded sleeve 32 slides on the slide rail 28, the axis of the roller knife 31 moves along the radial direction of the roller 21, the roller knife 31 is positioned at the inner circle side of the circular ring partition plate 34, the planetary gear 25 is fixed on an input shaft of the turbine box 33, and the middle of the shell 22 is provided with a hollow area for an elbow to pass through; the idler group comprises four idler wheels 30, the outer circular surfaces of the four idler wheels 30 are in contact with the outer circular surface of the roller, and the four idler wheels 30 are uniformly distributed around the axis of the roller 21.
Preferably, the first gate structure comprises a first support plate 9 arranged on the support 20, a first gate 7 located above the first support plate 9, and a first hydraulic cylinder 8 driving the first gate 7 to move in the vertical direction, wherein a cylinder body of the first hydraulic cylinder 8 is fixed with the first support plate 9.
Preferably, the second gate structure comprises a second support plate 10 sliding transversely on the top surface of the support 20, a second gate 11 disposed above the second support plate 10, and a second hydraulic cylinder 12 driving the second gate 11 to move in the vertical direction, wherein the cylinder body of the second hydraulic cylinder 12 is fixed to the second support plate 10, and the end of the piston rod of the fourth hydraulic cylinder 6 is fixed to the right end surface of the second support plate 10.
Preferably, the pushing machine 1 further comprises a third gate structure for performing secondary pushing on the circular pipe, the third gate structure comprises a third support plate 13 located on the left side of the second support plate 10, a third gate 14 arranged above the third support plate 13, and a third hydraulic cylinder 15 for driving the third gate 14 to move in the vertical direction, the cylinder body of the third hydraulic cylinder 15 is fixed to the third support plate 13, and the third support plate 13 and the second support plate 10 are connected through a connecting column 18 to form an integral structure.
Preferably, cutter 4 is still including the clamping device who is used for pressing from both sides tight elbow, clamping device establishes the front side at gyro wheel sword 34, clamping device includes the flexible clamping structure that two upper and lower symmetries set up, and the top of the flexible clamping structure of upside is fixed at the top of casing 22, and the bottom of flexible clamping structure of volume down all is fixed in the bottom of casing 22, flexible clamping structure includes pneumatic cylinder 5 and the draw-in groove 17 that is used for pressing from both sides tight elbow, the tip at the 5 piston rods of pneumatic cylinder is established to the draw-in groove, the end fixing of the 5 cylinder bodies of pneumatic cylinder is on casing 22, the cross-section of draw-in groove 17 is the.
Preferably, there are three turbine telescopic cutting devices 23, and the three turbine telescopic cutting devices 23 are uniformly distributed around the axial center of the roller 21.
Preferably, there are two idler groups, which are respectively located at the left and right ends of the roller 21.
Preferably, the outer end of the roller 30 is provided with a circle of limiting protrusions for limiting the axial movement of the roller 21.
When the device is used, the intermediate-frequency heating ring 3 is started to bake the turning part of the core rod 2 for 1 hour, a circular tube with the inner wall coated with lead powder is sleeved on the core rod 2, and the right end of the circular tube is positioned on the left side of the second flashboard 11; the first hydraulic cylinder 8 drives the first flashboard 7 to move downwards until the first flashboard 7 is clamped in the groove of the mandrel 2, so that the mandrel 2 is fixed; the second hydraulic cylinder 12 drives the second gate plate 11 to move downwards, so that the second gate plate 11 is positioned on the right side of the right end surface of the circular tube; a piston rod of the fourth hydraulic cylinder 6 extends out and pushes the second gate plate structure and the third gate plate structure to move leftwards integrally, and meanwhile, the second gate plate 11 pushes the right end face of the round pipe to enable the round pipe to move leftwards, so that the first section of pushing is completed; the piston rod of the fourth hydraulic cylinder 6 retracts after extending to the extreme position, and brings the second gate plate structure and the third gate plate structure to the initial position, and the position of the circular pipe is kept unchanged; the third hydraulic cylinder 15 drives the third gate plate 14 to move downwards, and the third gate plate 14 moves to the right side of the right end face of the circular tube; a piston rod of the fourth hydraulic cylinder 6 extends out and pushes the second gate plate structure and the third gate plate structure to move leftwards integrally, and meanwhile, the third gate plate 14 pushes the right end face of the round pipe to enable the round pipe to move leftwards, so that the second section of pushing is completed; the circular tube passes through the intermediate-frequency heating ring 3, and the intermediate-frequency heating ring 3 heats the circular tube at the intermediate-frequency heating ring 3; the heated round pipe passes through the turning thickening part of the mandrel 2 and is pushed into an elbow; when the elbow is pushed, stopping the action of the fourth hydraulic cylinder 6, starting the clamping device to clamp the elbow, closing and cutting off the intermediate-frequency heating ring 3, starting the cutting machine 4 to rotate the roller 31 forward, and simultaneously feeding the roller cutter 32 to cut off the pushed elbow; after the elbow is cut off, the cutter 4 is controlled to make the roller 31 immediately rotate reversely, and the roller cutter 32 simultaneously retracts; after the round pipe is used up, the first flashboard 7, the second flashboard 11 and the third flashboard 14 return to the initial external position to prepare for pushing the next round pipe.
Claims (8)
1. An elbow cutting device is used for cutting an elbow in the pushing elbow production process and comprises a pushing machine (1), a cutting machine (4) arranged at the tail end of the pushing machine (1), a core rod (2) arranged on the pushing machine (1) and an intermediate frequency heating ring (3) sleeved at the tail end of the core rod (2), wherein the pushing machine (1) comprises a support (20), a fourth hydraulic cylinder (6) transversely arranged at the right end of the support (20), a first flashboard structure used for clamping the end part of the core rod (2) and a second flashboard structure used for pushing at the end part of a round pipe, the first flashboard structure is fixed at the right part of the top surface of the support (20), the second flashboard structure is positioned at the left side of the first flashboard structure, the second flashboard structure transversely slides at the top of the support (20), and is connected with the end part of a piston rod of the fourth hydraulic cylinder (6), the cylinder body of the fourth hydraulic cylinder (6) is fixed with the bracket (20); the cutting machine (4) comprises a cuboid-shaped shell (22), a roller (21) arranged in the shell (22), a roller group used for enabling the roller (21) to rotate around an axis, a driven gear (24) sleeved in the middle of the outer circle of the roller (21) and synchronously rotating with the roller, a driving gear meshed with the driven gear (24), a fixed gear (26) fixed on the inner wall of the shell (22), a turbine telescopic cutting device (23) arranged in the roller (21), a planetary gear (25) fixed on an input shaft of the turbine telescopic cutting device (23), and a motor (29) fixed on the outer side of the shell (22), wherein the driving gear is arranged on an output shaft of the motor (29), the planetary gear (25) is meshed with the fixed gear (26), and the axes of the roller (21), the driven gear (24) and the fixed gear (26) are overlapped; the turbine telescopic cutting device (23) comprises a circular ring partition plate (34) which is fixed in the middle of the inside of the roller (21) and is parallel to the end face of the roller (21), a turbine box (33) which is fixed on the circular ring partition plate (34), a screw rod (27) which is connected to an output shaft of the turbine box (33), a threaded sleeve (32) which is in threaded connection with the screw rod (27), a sliding rail (28) which is arranged on the circular ring partition plate (34), and a roller cutter (31) which is arranged at the outer end of the threaded sleeve (32), wherein the threaded sleeve (32) slides on the sliding rail (28), the axis of the roller cutter (31) moves along the radial direction of the roller (21), the roller cutter (31) is positioned on the inner circle side of the circular ring partition plate (34), the planetary gear (25) is fixed on an input shaft of the turbine box (33), and a hollowed-out area which is used for enabling an elbow to pass through; the roller group comprises four rollers (30), the outer circular surfaces of the four rollers (30) are in contact with the outer circular surface of the roller, and the four rollers (30) are uniformly distributed around the axis of the roller (21).
2. An elbow cutting device according to claim 1, characterized in that the first shutter arrangement comprises a first support plate (9) arranged on the frame (20), a first shutter (7) arranged above the first support plate (9), a first hydraulic cylinder (8) for driving the first shutter (7) in a vertical direction, the cylinder body of the first hydraulic cylinder (8) being fixed to the first support plate (9).
3. The elbow cutting device according to claim 1, wherein the second gate structure comprises a second support plate (10) sliding laterally on the top surface of the support (20), a second gate (11) disposed above the second support plate (10), and a second hydraulic cylinder (12) driving the second gate (11) to move in the vertical direction, the cylinder body of the second hydraulic cylinder (12) is fixed to the second support plate (10), and the end of the piston rod of the fourth hydraulic cylinder (6) is fixed to the right end surface of the second support plate (10).
4. The elbow cutting device according to claim 1, wherein the pushing machine (1) further comprises a third gate structure for performing secondary pushing on the round pipe, the third gate structure comprises a third support plate (13) positioned at the left side of the second support plate (10), a third gate (14) arranged above the third support plate (13), and a third hydraulic cylinder (15) for driving the third gate (14) to move in the vertical direction, the cylinder body of the third hydraulic cylinder (15) is fixed with the third support plate (13), and the third support plate (13) and the second support plate (10) are connected into a whole structure through a connecting column (18).
5. The elbow cutting device according to claim 1, wherein the cutting machine (4) further comprises a clamping device for clamping the elbow, the clamping device is arranged on the front side of the roller cutter (34), the clamping device comprises an upper telescopic clamping structure and a lower telescopic clamping structure which are symmetrically arranged, the top end of the upper telescopic clamping structure is fixed on the top of the shell (22), the bottom end of the lower telescopic clamping structure is fixed on the bottom of the shell (22), the telescopic clamping structures comprise a hydraulic cylinder (5) and a clamping groove (17) for clamping the elbow, the clamping groove is arranged at the end of a piston rod of the hydraulic cylinder (5), the end of a cylinder body of the hydraulic cylinder (5) is fixed on the shell (22), and the section of the clamping groove (17) is arc-shaped.
6. A bend severing device as claimed in claim 1, characterized in that said telescopic turbine cutting means (23) are three, three telescopic turbine cutting means (23) being uniformly distributed around the axis of the drum (21).
7. The elbow cutting device according to claim 1, wherein the two idler groups are respectively arranged at the left end and the right end of the roller (21).
8. A bend severing device according to claim 1, characterized in that the outer end of said roller (30) is provided with a ring of stop protrusions for limiting the axial movement of the drum (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910867205.2A CN110842292A (en) | 2019-09-12 | 2019-09-12 | Elbow cutting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910867205.2A CN110842292A (en) | 2019-09-12 | 2019-09-12 | Elbow cutting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110842292A true CN110842292A (en) | 2020-02-28 |
Family
ID=69594983
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910867205.2A Pending CN110842292A (en) | 2019-09-12 | 2019-09-12 | Elbow cutting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110842292A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0425994A2 (en) * | 1989-10-31 | 1991-05-08 | MASCHINENFABRIK REIKA-WERK GmbH | Method and machine for cutting off tubes and at the same time chamferring the formed tube ends |
| CN1485159A (en) * | 2003-08-14 | 2004-03-31 | 刘星海 | Apparatus for punching elbow piece continuously |
| US20100170318A1 (en) * | 2009-01-08 | 2010-07-08 | Formtek, Inc. | Elbow formation apparatus |
| CN102189190A (en) * | 2010-03-20 | 2011-09-21 | 付朋 | Hot expanding machine for ultra-large steel pipe |
| CN203170780U (en) * | 2013-04-08 | 2013-09-04 | 江阴中南重工股份有限公司 | Elbow pushing device capable of producing bent pipe by pushing |
| CN204545559U (en) * | 2015-04-07 | 2015-08-12 | 李振华 | Novel elbow cutting machine in push-making angle fitting automation production flow line unit |
| CN106914554A (en) * | 2017-04-03 | 2017-07-04 | 浙江卓业能源装备有限公司 | The step of heavy caliber seamless steel pipe two push type thermal expansion machine and its thermal expansion process |
| CN209206154U (en) * | 2018-12-13 | 2019-08-06 | 沧州隆泰迪管道科技有限公司 | A kind of uninterrupted pushing device of hot push elbow |
| CN211438382U (en) * | 2019-09-12 | 2020-09-08 | 精达河北机床制造有限公司 | Elbow cutting device |
-
2019
- 2019-09-12 CN CN201910867205.2A patent/CN110842292A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0425994A2 (en) * | 1989-10-31 | 1991-05-08 | MASCHINENFABRIK REIKA-WERK GmbH | Method and machine for cutting off tubes and at the same time chamferring the formed tube ends |
| CN1485159A (en) * | 2003-08-14 | 2004-03-31 | 刘星海 | Apparatus for punching elbow piece continuously |
| US20100170318A1 (en) * | 2009-01-08 | 2010-07-08 | Formtek, Inc. | Elbow formation apparatus |
| CN102189190A (en) * | 2010-03-20 | 2011-09-21 | 付朋 | Hot expanding machine for ultra-large steel pipe |
| CN203170780U (en) * | 2013-04-08 | 2013-09-04 | 江阴中南重工股份有限公司 | Elbow pushing device capable of producing bent pipe by pushing |
| CN204545559U (en) * | 2015-04-07 | 2015-08-12 | 李振华 | Novel elbow cutting machine in push-making angle fitting automation production flow line unit |
| CN106914554A (en) * | 2017-04-03 | 2017-07-04 | 浙江卓业能源装备有限公司 | The step of heavy caliber seamless steel pipe two push type thermal expansion machine and its thermal expansion process |
| CN209206154U (en) * | 2018-12-13 | 2019-08-06 | 沧州隆泰迪管道科技有限公司 | A kind of uninterrupted pushing device of hot push elbow |
| CN211438382U (en) * | 2019-09-12 | 2020-09-08 | 精达河北机床制造有限公司 | Elbow cutting device |
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