CN112845741A - Corrugated pipe bending equipment and bending method thereof - Google Patents
Corrugated pipe bending equipment and bending method thereof Download PDFInfo
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- CN112845741A CN112845741A CN202011631975.6A CN202011631975A CN112845741A CN 112845741 A CN112845741 A CN 112845741A CN 202011631975 A CN202011631975 A CN 202011631975A CN 112845741 A CN112845741 A CN 112845741A
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- 238000005452 bending Methods 0.000 title claims abstract description 69
- 238000000034 method Methods 0.000 title claims abstract description 11
- 238000007906 compression Methods 0.000 claims description 13
- 238000005096 rolling process Methods 0.000 claims description 11
- 230000006835 compression Effects 0.000 claims description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims 1
- 239000010720 hydraulic oil Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- 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
- B21D11/00—Bending not restricted to forms of material mentioned in only one of groups B21D5/00, B21D7/00, B21D9/00; Bending not provided for in groups B21D5/00 - B21D9/00; Twisting
- B21D11/10—Bending specially adapted to produce specific articles, e.g. leaf springs
-
- 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
- B21D11/00—Bending not restricted to forms of material mentioned in only one of groups B21D5/00, B21D7/00, B21D9/00; Bending not provided for in groups B21D5/00 - B21D9/00; Twisting
- B21D11/22—Auxiliary equipment, e.g. positioning devices
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention relates to the technical field of corrugated pipe processing, and discloses corrugated pipe bending equipment which comprises a rack, a half wheel die, a full-pressure die and a die withdrawing assembly, wherein the die withdrawing assembly comprises a die withdrawing hydraulic cylinder, a straight rack is fixedly arranged on a piston rod of the die withdrawing hydraulic cylinder, a circular gear is detachably and fixedly connected with the half wheel die, and the circular gear is meshed with the straight rack. The invention also discloses a bending method of the corrugated pipe bending equipment, which comprises the following steps: s1, driving the working surface of the half wheel die to depart from the full pressing die; s2, placing the corrugated pipe in the arc-shaped groove of the full-pressure die; s3, driving the working surface of the half wheel die to face the arc-shaped groove of the full pressing die; s4, opening a bent pipe hydraulic cylinder and bending the corrugated pipe; and S5, driving the working surface of the half wheel die to depart from the full pressing die, and taking away the corrugated pipe. According to the invention, the position of the working surface of the half wheel die is changed through the die withdrawing assembly, so that the working surface of the half wheel die faces or backs to the full pressing die, the corrugated pipe can be conveniently charged and discharged, and the bending processing time is saved.
Description
Technical Field
The invention relates to the technical field of corrugated pipe processing, in particular to corrugated pipe bending equipment and a bending method thereof.
Background
The corrugated pipe is a pipe with a regular wave shape, and the commonly used metal corrugated pipes comprise carbon steel, stainless steel, steel lining plastic, aluminum and the like. The connecting device is mainly used for connecting pipelines or connecting pipelines and equipment in occasions where small bending radius non-concentric axial transmission is needed, or irregular turning and stretching are needed, or thermal deformation of the pipelines and the like are absorbed, or the fixed elbow is inconvenient to install.
The traditional metal corrugated pipe is bent by placing a pipe body cut into sections by wires on a bending fixed point and then prying up and molding in a mode that a prying bar is manually operated to be inserted into a port of a workpiece. The operation mode can not produce the bent corrugated pipe with the same specification, and the problems of breakage of the corrugated part and uneven bending radian of the pipe body are easily caused.
Disclosure of Invention
The present invention is directed to a corrugated pipe bending apparatus and a bending method thereof, so as to solve the problems in the background art.
In order to achieve the above object, in one aspect, the present invention provides the following technical solutions: a corrugated pipe bending device comprises a frame, a half wheel die, a full-pressure die and a die withdrawing assembly, wherein a half wheel die vertical frame is fixedly arranged on the frame, a half wheel die shaft sleeve frame is fixedly arranged on the half wheel die vertical frame and is connected with a half wheel die rotating shaft in a key way, the top end of the half wheel mould rotating shaft is movably sleeved with the half wheel mould, a bottom bearing is fixedly arranged on the machine frame, the bottom bearing key is connected with a supporting shaft, a pipe bending arm is fixedly arranged on the supporting shaft, a pipe bending hydraulic cylinder for pushing the pipe bending arm to rotate around the supporting shaft is arranged on the rack, a piston rod of the pipe bending hydraulic cylinder is hinged with a pipe bending arm, a full-pressing die rotating shaft is fixedly arranged on the full-pressing die, two full-pressing die shaft sleeve frames which are distributed up and down are fixedly arranged on the full-pressing die rotating shaft, the upper full-compression-die shaft sleeve frame is rotationally matched with the half-wheel-die rotating shaft, and the lower full-compression-die shaft sleeve frame is fixedly connected with the supporting shaft;
the mould withdrawing assembly comprises a hydraulic cylinder support fixedly arranged on the rack, a mould withdrawing hydraulic cylinder is fixedly arranged on the hydraulic cylinder support, a straight rack is fixedly arranged on a piston rod of the mould withdrawing hydraulic cylinder, a circular gear fixedly connected with the half gear mould can be detached, the circular gear and the straight rack are meshed with each other, and the circular gear is rotatably sleeved with a half gear mould rotating shaft.
Optionally, the top butt of half round of mould be equipped with the first jump ring of half round of mould pivot looks joint, the bottom butt of round gear be equipped with the second jump ring of half round of mould pivot looks joint, the draw-in groove has been seted up to the bottom of half round of mould, the top integrated into one piece of round gear have with the identical card post of draw-in groove.
Optionally, the mold stripping assembly comprises a guide rail bracket fixedly arranged on the rack, a guide rail is fixedly arranged on the guide rail bracket, the longitudinal section of the guide rail is Contraband-shaped, and the guide rail is in sliding fit with the spur rack.
Optionally, the top of pipe bending arm has set firmly the pipe bending hand, first support and second support have set firmly in the frame, first pipe support has set firmly on the first support, set firmly on the second support with first pipe support is in the second pipe support on same water flat line, works as when being in initial state of return bend pneumatic cylinder, pipe bending hand and first pipe support are in on the same water flat line.
Optionally, the longitudinal section of the pipe bending hand and the longitudinal section of the second pipe support are C-shaped, and the longitudinal section of the first pipe support is U-shaped.
Optionally, a rolling bearing is arranged on the full-pressing die rotating shaft, the rolling bearing includes a universal ball, a base of the universal ball is fixedly connected with the bottom end of the full-pressing die rotating shaft, and a ball of the universal ball is in rolling fit with the top end of the rack.
On the other hand, the invention also provides the following technical scheme: a bending method of corrugated pipe bending equipment comprises the following steps:
s1, opening the die stripping hydraulic cylinder to drive the half wheel die to rotate, so that the working surface of the half wheel die deviates from the full-pressing die;
s2, horizontally penetrating the corrugated pipe into the arc-shaped groove of the full-pressure die and placing the corrugated pipe into the arc-shaped groove of the full-pressure die;
s3, opening the die stripping hydraulic cylinder to drive the half wheel die to rotate, so that the working surface of the half wheel die is opposite to the arc-shaped groove of the full pressing die;
s4, opening a bent pipe hydraulic cylinder, driving a bent pipe arm to rotate, and bending the corrugated pipe;
and S5, opening the die stripping hydraulic cylinder, driving the working surface of the half wheel die to deviate from the full pressing die, and taking away the corrugated pipe.
Compared with the prior art, the invention provides corrugated pipe bending equipment and a bending method thereof, and the corrugated pipe bending equipment and the bending method have the following beneficial effects:
1. the corrugated pipe bending machine is high in bending efficiency, the corrugated pipe is bent regularly, the position of the working surface of the half wheel die is changed through the die withdrawing assembly, so that the working surface of the half wheel die faces or backs to the full pressing die, the corrugated pipe can be conveniently charged and discharged, the bending processing time is saved, two supports are provided for the rotating shaft of the half wheel die through the two full pressing die sleeve frames, and the structural strength of full pressing die installation is improved;
2. according to the corrugated pipe bending machine, the circular gear and the half wheel die are limited on the half wheel die rotating shaft through the first clamp spring and the second clamp spring, and are clamped and matched through the clamping column and the clamping groove, so that the circular gear and the half wheel die rotate coaxially, the circular gear and the half wheel die are easy to disassemble and assemble, the half wheel dies with different specifications are convenient to replace, and corrugated pipes with different bending radiuses are convenient to bend.
Drawings
FIG. 1 is a schematic structural view of the present invention as a whole;
FIG. 2 is a schematic structural view of a half-wheel mold and an ejection assembly of the present invention;
FIG. 3 is a schematic structural view of a half wheel die and a circular gear in the present invention;
FIG. 4 is a schematic structural view of a bottom bearing, a support shaft, a pipe bending arm and a pipe bending hand according to the present invention;
FIG. 5 is a schematic structural diagram of a full-pressing mold rotating shaft, a full-pressing mold shaft sleeve frame and a full-pressing mold in the invention.
In the figure: 1. a frame; 2. half wheel molds; 3. fully pressing the die; 4. demolding the assembly; 401. a hydraulic cylinder bracket; 402. a die stripping hydraulic cylinder; 403. straight rack; 404. a circular gear; 405. a rail bracket; 406. a guide rail; 5. a half-wheel mould vertical frame; 6. a half wheel die shaft sleeve frame; 7. a half-wheel mold rotating shaft; 8. a bottom bearing; 9. a support shaft; 10. a pipe bending arm; 11. a pipe bending hydraulic cylinder; 12. a full-compression mold rotating shaft; 13. a full-compression die shaft sleeve frame; 14. a pipe bender; 15. a first bracket; 16. a first tube holder; 17. a second bracket; 18. a second tube holder; 19. a first clamp spring; 20. a second clamp spring; 21. a card slot; 22. clamping the column; 23. and (4) rolling and supporting.
Detailed Description
The technical solutions in the embodiments of the present invention will be 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.
Example (b): referring to fig. 1, 4 and 5, the present invention provides a bellows bending apparatus, which includes a frame 1, a half wheel mold 2, a full-pressure mold 3 and a mold stripping assembly 4. The machine frame 1 is provided with a half wheel mold stand 5 through bolts, the half wheel mold stand 5 is provided with a half wheel mold shaft sleeve frame 6 through bolts, the half wheel mold shaft sleeve frame 6 is in key connection with a half wheel mold rotating shaft 7, and the top end of the half wheel mold rotating shaft 7 is movably sleeved with a half wheel mold 2. The bending machine is characterized in that a bottom bearing 8 is mounted on the rack 1 through bolts, the bottom bearing 8 is in key connection with a supporting shaft 9, a bent pipe arm 10 is in key connection with the supporting shaft 9, a bent pipe hydraulic cylinder 11 used for pushing the bent pipe arm 10 to rotate around the supporting shaft 9 is arranged on the rack 1, specifically, the tail of a cylinder body of the bent pipe hydraulic cylinder 11 is vertically hinged to the rack 4, a piston rod of the bent pipe hydraulic cylinder 11 is hinged to the bent pipe arm 10, and a bent pipe hand 14 is fixedly arranged at the top end of the bent pipe arm 10.
Half round of mould 2 and full compression mould 3 are in on the same horizontal plane, have set firmly full compression mould pivot 12 on the full compression mould 3, have set firmly two full compression mould axle sleeve framves 13 that distribute about being on the full compression mould pivot 12, wherein, the full compression mould axle sleeve frame 13 that is located the top and half round of mould pivot 7 normal running fit, and the full compression mould axle sleeve frame 13 that is located the below is connected with supporting axle 9 key. The two full-compression-die shaft sleeve frames 13 provide two supports for the half-wheel-die rotating shaft 7, and the structural strength of the installation of the full-compression die 3 is improved. The full-pressure die rotating shaft 12 is provided with a rolling bearing 23, the rolling bearing 23 is a universal ball, a base of the universal ball is fixedly connected with the bottom end of the full-pressure die rotating shaft 12, and a ball of the universal ball is in rolling fit with the top end of the rack 1. The rolling bearing 23 supports the full-pressing die rotating shaft 12, a fulcrum is provided for the full-pressing die rotating shaft 12 to rotate along with the pipe bending arm 10, and the stability of the full-pressing die 3 rotating around the full-pressing die rotating shaft 12 is improved.
A first support 15 and a second support 17 are fixedly arranged on the rack 1, a first pipe support 16 is fixedly arranged on the first support 15, and a second pipe support 18 which is positioned on the same horizontal line with the first pipe support 16 is fixedly arranged on the second support 17. The longitudinal section of the pipe bending hand 14 and the longitudinal section of the second pipe support 18 are C-shaped, and the longitudinal section of the first pipe support 16 is U-shaped. When the pipe bending hydraulic cylinder 11 is in the initial state, the pipe bending hand 14 and the first pipe support 16 are on the same horizontal line. The bellows may be in a linear state, and loaded in sequence on the first tube holder 16, the second tube holder 18, and the elbow 14.
After the corrugated pipe is sequentially filled on the first pipe support 16, the second pipe support 18 and the pipe bending hand 14, when the working surface of the half wheel die 2 (the arc-shaped groove surface of the half wheel die 2) faces the full-pressing die 3, the pipe bending hydraulic cylinder 11 is opened, the piston rod of the pipe bending hydraulic cylinder 11 drives the pipe bending arm 10 to rotate by taking the supporting shaft 9 as the center, the full-pressing die 3 rotates along with the pipe bending arm 10 through the full-pressing die rotating shaft 12, the corrugated pipe is bent along the working surface of the half wheel die 2 by the full-pressing die 3, wherein the length of the bent part of the corrugated pipe can be changed by changing the stroke of the piston rod of the pipe bending hydraulic cylinder 11, the bending radius of the corrugated pipe is determined by the radius size of the working surface of the half wheel die 2, and the corrugated pipes with different bending radii can be bent by changing different half.
Referring to fig. 2, the demolding assembly 4 includes a hydraulic cylinder support 401 mounted on the frame 1 through a bolt, a demolding hydraulic cylinder 402 is mounted on the hydraulic cylinder support 401 through a bolt, a spur rack 403 is mounted on a piston rod of the demolding hydraulic cylinder 402 through a bolt, a circular gear 404 is detachably and fixedly connected to the half wheel mold 2, the circular gear 404 is engaged with the spur rack 403, and the circular gear 404 is rotatably sleeved with the half wheel mold rotating shaft 7. The top butt of half round of mould 2 is equipped with the first jump ring 19 with half round of mould pivot 7 looks joint, and the bottom butt of circular gear 404 is equipped with the second jump ring 20 with half round of mould pivot 7 looks joint. Referring to fig. 3, the bottom end of the half wheel mold 2 is provided with a slot 21, and the top end of the circular gear 404 is integrally formed with a locking post 22 matching with the slot 21.
The die stripping assembly 4 is matched with the clamping of the clamping column 22 and the clamping groove 21 in a clamping mode, so that the circular gear 404 and the half wheel die 2 can rotate coaxially on the half wheel die rotating shaft 7, and under the driving of the die stripping hydraulic cylinder 402, the half wheel die 2 can rotate on the half wheel die rotating shaft 7, the position of the working face of the half wheel die 2 is changed, and the working face of the half wheel die 2 faces towards or faces away from the full-pressing die 3. When half round of 2 working faces towards full-pressure die 3, enclose synthetic circular space that is used for holding the bellows to pass through between half round of 2 and the full-pressure die 3, when half round of 2 working faces deviates from full-pressure die 3, increased between half round of 2 and the full-pressure die 3 spaces, the bellows is taken away from between half round of 2 and the full-pressure die 3 with perpendicular ascending mode, makes things convenient for unloading on the bellows.
Referring to fig. 2, the demolding assembly 4 further includes a guide rail bracket 405 installed on the frame 1 through a bolt, a guide rail 406 is installed on the guide rail bracket 405 through a bolt, a longitudinal section of the guide rail 406 is Contraband-shaped, and the guide rail 406 is in sliding fit with the spur rack 403 to provide a sliding support for the spur rack 403, so that the stability of linear movement of the spur rack 403 under the driving of the demolding hydraulic cylinder 402 is improved.
The die stripping hydraulic cylinder 402 and the elbow hydraulic cylinder 11 both adopt single-piston hydraulic cylinders and are respectively controlled by two sets of hydraulic control systems, the hydraulic control systems are based on power provided by a motor, a hydraulic pump is used for converting mechanical energy into pressure to push hydraulic oil, and the flow direction of the hydraulic oil is changed by controlling valves in a hydraulic pipeline, so that the piston in the hydraulic cylinder is pushed to displace, and the piston rod is made to stretch.
The invention provides a bending method of corrugated pipe bending equipment, which comprises the following steps:
s1, opening the die stripping hydraulic cylinder 402 to drive the half wheel die 2 to rotate, so that the working surface of the half wheel die 2 deviates from the full-pressing die 3;
s2, horizontally penetrating the corrugated pipe into the arc-shaped groove of the full-pressure die 3 and placing the corrugated pipe in the arc-shaped groove, wherein the first end of the corrugated pipe is lapped on the first pipe support 16 and the second pipe support 18, and the other end of the corrugated pipe is lapped on the pipe bending hand 14;
s3, opening the die withdrawing hydraulic cylinder 402 to drive the half wheel die 2 to rotate, so that the working surface of the half wheel die 2 is opposite to the arc-shaped groove of the full pressing die 3;
s4, opening the elbow hydraulic cylinder 11, driving the elbow arm 10 to rotate, and bending the corrugated pipe;
and S5, opening the die stripping hydraulic cylinder 402, driving the working surface of the half wheel die 2 to depart from the full pressing die 3, lifting the corrugated pipe upwards, and taking the corrugated pipe away.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a bellows equipment of buckling which characterized in that: including frame (1), half wheel mould (2), full compression mould (3) and back mould subassembly (4), half wheel mould grudging post (5) has set firmly on frame (1), half wheel mould axle sleeve frame (6) has set firmly on half wheel mould grudging post (5), half wheel mould axle sleeve frame (6) key-type connection has half wheel mould pivot (7), the top activity of half wheel mould pivot (7) has cup jointed half wheel mould (2), bottom bearing (8) has set firmly on frame (1), bottom bearing (8) key-type connection has supporting axle (9), curved pipe arm (10) has set firmly on supporting axle (9), be provided with on frame (1) and be used for propelling curved pipe arm (10) around curved pipe hydraulic cylinder (11) of supporting axle (9) rotation, the piston rod of curved pipe hydraulic cylinder (11) articulates there is curved pipe arm (10), full compression mould pivot (12) has set firmly on full compression mould (3), two full-pressing die shaft sleeve frames (13) which are vertically distributed are fixedly arranged on the full-pressing die rotating shaft (12), wherein the full-pressing die shaft sleeve frame (13) positioned above is in rotating fit with the half-wheel die rotating shaft (7), and the full-pressing die shaft sleeve frame (13) positioned below is fixedly connected with the supporting shaft (9);
the mould withdrawing assembly (4) comprises a hydraulic cylinder support (401) fixedly arranged on the rack (1), a mould withdrawing hydraulic cylinder (402) is fixedly arranged on the hydraulic cylinder support (401), a straight rack (403) is fixedly arranged on a piston rod of the mould withdrawing hydraulic cylinder (402), a circular gear (404) can be detachably and fixedly connected with the half wheel mould (2), the circular gear (404) is meshed with the straight rack (403), and the circular gear (404) is rotatably sleeved with the half wheel mould rotating shaft (7).
2. A bellows bending device according to claim 1, wherein: the top butt of half round of mould (2) be equipped with first jump ring (19) of half round of mould pivot (7) looks joint, the bottom butt of circle gear (404) be equipped with second jump ring (20) of half round of mould pivot (7) looks joint, draw-in groove (21) have been seted up to the bottom of half round of mould (2), the top integrated into one piece of circle gear (404) have with identical card post (22) of draw-in groove (21).
3. A bellows bending device according to claim 1, wherein: the demolding assembly (4) comprises a guide rail bracket (405) fixedly arranged on the rack (1), a guide rail (406) is fixedly arranged on the guide rail bracket (405), the longitudinal section of the guide rail (406) is Contraband-shaped, and the guide rail (406) is in sliding fit with the straight rack (403).
4. A bellows bending device according to claim 1, wherein: the top of elbow arm (10) has set firmly elbow hand (14), set firmly first support (15) and second support (17) on frame (1), first pipe support (16) have set firmly on first support (15), set firmly on second support (17) with first pipe support (16) are in second pipe support (18) on same water flat line, work as when being in initial condition of return bend pneumatic cylinder (11), elbow hand (14) and first pipe support (16) are in on same water flat line.
5. A bellows bending device according to claim 4, wherein: the longitudinal section of the pipe bending hand (14) and the longitudinal section of the second pipe support (18) are C-shaped, and the longitudinal section of the first pipe support (16) is U-shaped.
6. A bellows bending device according to claim 1, wherein: the full-compression-mold rotating shaft (12) is provided with a rolling bearing (23), the rolling bearing (23) comprises a universal ball, a base of the universal ball is fixedly connected with the bottom end of the full-compression-mold rotating shaft (12), and a ball of the universal ball is in rolling fit with the top end of the rack (1).
7. A bending method of a corrugated pipe bending apparatus according to claim 1, wherein: the method comprises the following steps:
s1, opening the die stripping hydraulic cylinder (402) and driving the half wheel die (2) to rotate so that the working surface of the half wheel die (2) deviates from the full pressing die (3);
s2, horizontally penetrating the corrugated pipe into the arc-shaped groove of the full-pressure die (3) and placing the corrugated pipe into the arc-shaped groove;
s3, opening the die stripping hydraulic cylinder (402) and driving the half wheel die (2) to rotate so that the working surface of the half wheel die (2) is opposite to the arc-shaped groove of the full pressing die (3);
s4, opening the bent pipe hydraulic cylinder (11), driving the bent pipe arm (10) to rotate, and bending the corrugated pipe;
and S5, opening the die stripping hydraulic cylinder (402), driving the working surface of the half wheel die (2) to depart from the full pressing die (3), and taking away the corrugated pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011631975.6A CN112845741A (en) | 2020-12-31 | 2020-12-31 | Corrugated pipe bending equipment and bending method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011631975.6A CN112845741A (en) | 2020-12-31 | 2020-12-31 | Corrugated pipe bending equipment and bending method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112845741A true CN112845741A (en) | 2021-05-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011631975.6A Pending CN112845741A (en) | 2020-12-31 | 2020-12-31 | Corrugated pipe bending equipment and bending method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112845741A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115156349A (en) * | 2022-07-11 | 2022-10-11 | 江苏知行科技有限公司 | Bending device is used in magnetic material processing |
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| CN210131973U (en) * | 2019-04-10 | 2020-03-10 | 上海兴韬汽车配件有限公司 | Mold for manufacturing bent pipe |
| CN111715750A (en) * | 2020-06-04 | 2020-09-29 | 金永和精工制造股份有限公司 | Manual corrugated pipe bending machine |
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2020
- 2020-12-31 CN CN202011631975.6A patent/CN112845741A/en active Pending
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|---|---|---|---|---|
| CN204108049U (en) * | 2014-08-07 | 2015-01-21 | 郑州万达管件制造有限公司 | Fluid pressure type cold bend pipe device |
| CN206474534U (en) * | 2017-01-09 | 2017-09-08 | 新疆磐石钢材科技有限公司 | A kind of swan neck system of adjustable bending radius |
| CN208341434U (en) * | 2018-04-23 | 2019-01-08 | 郑州宏达汽车工业有限公司 | A kind of semi-mounted hood bar bar folder |
| CN109570292A (en) * | 2018-12-25 | 2019-04-05 | 嵊州市荣飞纺织机械有限公司 | A kind of hardware tube bending machine |
| KR102004133B1 (en) * | 2019-02-21 | 2019-07-25 | 김진 | Bending device for muffler pipe |
| CN210131973U (en) * | 2019-04-10 | 2020-03-10 | 上海兴韬汽车配件有限公司 | Mold for manufacturing bent pipe |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115156349A (en) * | 2022-07-11 | 2022-10-11 | 江苏知行科技有限公司 | Bending device is used in magnetic material processing |
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Application publication date: 20210528 |