CN112845920B - Pipe bending clamp of hydraulic numerical control pipe bender - Google Patents
Pipe bending clamp of hydraulic numerical control pipe bender Download PDFInfo
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- CN112845920B CN112845920B CN202110028087.3A CN202110028087A CN112845920B CN 112845920 B CN112845920 B CN 112845920B CN 202110028087 A CN202110028087 A CN 202110028087A CN 112845920 B CN112845920 B CN 112845920B
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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
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/003—Positioning devices
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Abstract
The invention relates to the technical field of hydraulic equipment, and discloses a pipe bending clamp of a hydraulic numerical control pipe bending machine, which comprises an operation table, a stabilizing assembly, a clamping assembly and a bending assembly, wherein a bent groove is formed in the inner wall of the operation table, and can be in contact with a rotating wheel in the process of moving a steel pipe so as to drive the rotating wheel to rotate, the rotating wheel drives a second bent telescopic rod to be in contact with an extrusion rod in the rotating process, so that the second bent telescopic rod is contracted, when the extrusion rod is extruded to the position of a thick pipe of the second bent telescopic rod, the first bent telescopic rod is contracted, the extrusion rod is bent, and is in contact with the other second bent telescopic rod, the extruding process is carried out again, the gas contracted by the second bent telescopic rod enters a connecting rod and enters an inner ring, the gas enters a transverse pipe along a vertical pipe of the inner ring and continuously inflates the clamping assembly, the contact between the clamping assembly and the steel pipe is increased, and the stability of the steel pipe in the bending process is ensured.
Description
Technical Field
The invention relates to the technical field of hydraulic equipment, in particular to a pipe bending clamp of a hydraulic numerical control pipe bender.
Background
Bend article, very simple, only need use the power that is greater than the intensity of article just can bend article, but accomplish accurate bending, just need use the numerical control to go on, through the precision control of machine, realize the accurate bending of article, the operation of this kind of bending generally uses is in auto-parts, and the required pipeline of pipeline is bent.
The required angle of bending can be accomplished to the hydraulic pressure numerical control bending machine on general market only need be with during the required angle input programming of bending the pipeline, but at the in-service use in-process, the return bend time of operation bending is of a specified duration, will cause the centre gripping pipeline dynamics not enough, the angle that leads to bending has the deviation, the unstable condition that causes the injury people of pipeline centre gripping even takes place, so we have released the return bend anchor clamps of a hydraulic pressure numerical control bending machine to this solves such problem.
Disclosure of Invention
In order to realize the purpose of stable clamping force, the invention provides the following technical scheme: the utility model provides a return bend anchor clamps of hydraulic pressure numerical control bending machine, includes operation panel, stabilizing component, clamping components and the subassembly of buckling, curved groove has been seted up to the inner wall of operation panel, the front of operation panel and stabilizing components's back fixed connection, stabilizing components's inner wall swing joint has the steel pipe, the inner wall of operation panel and clamping components's back swing joint, the inner wall of operation panel and the back fixed connection of the subassembly of buckling.
As an optimization, the stabilizing component comprises a top box, an outer ring is fixedly mounted at the bottom end of the inner wall of the top box, an extrusion rod is fixedly mounted at the inner wall of the outer ring, a rotating rod is movably connected to the inner wall of the extrusion rod, a first bent telescopic rod is fixedly mounted at the outer wall of the extrusion rod, a first rolling shaft is movably connected to the inner wall of the outer ring, a rotating wheel is movably connected to the outer wall of the first rolling shaft, a second bent telescopic rod is fixedly mounted at the inner wall of the rotating wheel, a connecting rod is fixedly mounted at one end, close to the circle center of the rotating wheel, of the second bent telescopic rod, an inner ring is fixedly mounted at one end, far away from the second bent telescopic rod, of the connecting rod, a vertical pipe is movably connected to the front side of the inner ring, and a horizontal pipe is fixedly mounted at the bottom end of the vertical pipe.
As optimization, the clamping component includes first commentaries on classics piece, the inner wall top fixed mounting of first commentaries on classics piece has first flexible pipe, the right side fixed mounting of first flexible pipe has the pipe, the bottom fixed mounting of pipe has the bellows, the bottom fixed mounting of bellows has two-way flexible pipe, the bottom fixed mounting of two-way flexible pipe has the flexible pipe of second, the inner wall fixed mounting of the flexible pipe of second has the flexible pipe of third, the left side fixed mounting of the flexible pipe of third has the second roller bearing, the inner wall swing joint of second roller bearing has the kicking block.
As an optimization, the bending assembly comprises a second rotating block, a fixing rod is fixedly mounted at the bottom end of the second rotating block, a turntable is fixedly mounted at one end, far away from the second rotating block, of the fixing rod, a motor is fixedly mounted at the bottom end of the turntable, and a tray is fixedly mounted on the outer wall of the motor.
As optimization, the tray is cyclic annular circle, and the top inner wall of tray has seted up the ring channel, and the inner wall swing joint of ring channel has the slider, and the one end fixed mounting that the ring channel was kept away from to the slider has the bracing piece, and the bracing piece keeps away from the one end of slider and the bottom fixed connection of dead lever for the dead lever can be stabilized to the bracing piece, will and make the second commentaries on classics piece can be stable move along curved groove, buckle the steel pipe with this.
As optimization, the dead lever divide into two parts about, and the bottom of dead lever upper portion is provided with the bearing, and the bottom of bearing and the top fixed connection of the lower part of dead lever for the second changes the piece and can stably rotate, and drives the steel pipe and bend work.
Preferably, the number of the outer rings and the structures of the outer rings is four, and the structures of every two outer rings are symmetrically distributed around the horizontal center of the steel pipe, so that the rotating wheel can be driven to rotate in the moving process of the steel pipe, the second bending type telescopic rod is extruded by the extruding rod, and the gas in the second bending type telescopic rod is guided into the connecting rod.
As the optimization, the quantity of first flexible pipe is four, and four first flexible pipes divide into two sets ofly, and the first flexible pipe of every group all changes the horizontal central line symmetric distribution of piece with first, and two sets of first flexible pipe relative one side all is provided with second roller bearing and kicking block, and one side inner wall swing joint that the second roller bearing was kept away from to the kicking block has the ball for the steel pipe is at the in-process of bending, can receive the extrusion of kicking block, keeps under the stable circumstances of steel pipe, can cooperate the ball to make the steel pipe can remove, prevent that the steel pipe card from dying, lead to the process of bending steel pipe fracture.
As optimization, violently manage and be L type pipe, and violently manage the one end of keeping away from the standpipe and pass through three-way valve and pipe fixed connection, and violently manage and divide into two parts from top to bottom, and the outer wall fixed mounting of upper portion has a bearing, and the bottom swing joint of bearing is on violently managing the top of lower part for first commentaries on classics piece can rotate, prevents to lead to the steel pipe process of bending fracture extremely with the steel pipe card.
The invention has the beneficial effects that: this return bend anchor clamps of hydraulic pressure numerical control bending machine, use with the cooperation of stabilizing the subassembly through the steel pipe, make the in-process that removes at the steel pipe, can with rotate the wheel contact, drive with this and rotate the wheel rotation, rotate wheel pivoted in-process, drive the contact of second bending telescopic link and stripper, make the shrink of second bending telescopic link, and simultaneously, when the stripper extrudees to the thick pipe position of second bending telescopic link, first bending telescopic link shrink, with this stripper is buckled, thereby contact with another second bending telescopic link, carry out the extrusion process once more, and the gas that the second bending telescopic link shrunk gets into in the connecting rod, and in getting into the inner circle, gas passes through the inner circle and gets into violently the pipe along the standpipe, with this constantly carry out the inflation process for clamping component, increase clamping component and the contact of steel pipe, thereby guarantee the stability of steel pipe in the bending process.
This return bend anchor clamps of hydraulic pressure numerical control bending machine, use with the pipe cooperation through violently managing, make after gas gets into the pipe along violently managing, gas gets into first flexible pipe, make first flexible pipe extension, thereby drive kicking block extrusion steel pipe, simultaneously unnecessary gas gets into the bellows, and get into gas in the two-way flexible pipe, gas is leading-in the first flexible pipe of first turning block top both sides, gas gets into in the second flexible pipe, when leading-in the third flexible pipe with gas, make two-way flexible pipes move to one side of carrying on the back mutually, extrude the gas in the bellows and get into first flexible pipe, and the extension of third flexible pipe, extrude the steel pipe, guarantee the stability of steel pipe, ball on the kicking block, can be when guaranteeing the steel pipe stability, can provide the condition of removal for the steel pipe, guarantee the steel pipe at the in-process of bending, can not block and lead to the condition of fracture.
Drawings
FIG. 1 is a schematic top view of the structure of the present invention;
FIG. 2 is a front cross-sectional view of a first rotor block structure according to the present invention;
FIG. 3 is a front cross-sectional view of the outer ring structure of the present invention;
FIG. 4 is a schematic sectional elevation view of the structure of the present invention;
FIG. 5 is an enlarged view of the structure at A in FIG. 4 according to the present invention.
In the figure: 1. an operation table; 2. bending a groove; 3. a stabilizing assembly; 301. a set-top box; 302. an outer ring; 303. an extrusion stem; 304. a rotating rod; 305. a first bent telescopic rod; 306. a first roller; 307. a rotating wheel; 308. a second bent telescopic rod; 309. a connecting rod; 310. a vertical tube; 311. a transverse tube; 312. an inner ring; 4. a steel pipe; 5. a clamping assembly; 501. a first rotating block; 502. a first telescopic tube; 503. a conduit; 504. a bellows; 505. a bidirectional telescopic pipe; 506. a second telescopic tube; 507. a third telescopic pipe; 508. a second roller; 509. a top block; 6. a bending assembly; 601. a second rotating block; 602. fixing the rod; 603. a turntable; 604. a motor; 605. a tray.
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.
Referring to fig. 1-5, a pipe bending fixture of a hydraulic numerical control pipe bender includes an operation table 1, a stabilizing assembly 3, a clamping assembly 5 and a bending assembly 6, wherein a bending groove 2 is formed on an inner wall of the operation table 1, a front surface of the operation table 1 is fixedly connected with a back surface of the stabilizing assembly 3, an inner wall of the stabilizing assembly 3 is movably connected with a steel pipe 4, an inner wall of the operation table 1 is movably connected with a back surface of the clamping assembly 5, and an inner wall of the operation table 1 is fixedly connected with a back surface of the bending assembly 6.
Referring to fig. 3-4, the stabilizing assembly 3 includes a top box 301, an outer ring 302 is fixedly mounted at a bottom end of an inner wall of the top box 301, an extruding rod 303 is fixedly mounted at an inner wall of the outer ring 302, an inner wall of the extruding rod 303 is movably connected with a rotating rod 304, a first bent telescopic rod 305 is fixedly mounted at an outer wall of the extruding rod 303, a first roller 306 is movably connected with an inner wall of the outer ring 302, a rotating wheel 307 is movably connected with an outer wall of the first roller 306, a second bent telescopic rod 308 is fixedly mounted at an inner wall of the rotating wheel 307, a connecting rod 309 is fixedly mounted at one end of the second bent telescopic rod 308 close to a circle center of the rotating wheel 307, an inner ring 312 is fixedly mounted at one end of the connecting rod 309 far from the second bent telescopic rod 308, a vertical tube 310 is movably connected with a front surface of the inner ring 312, and a horizontal tube 311 is fixedly mounted at a bottom end of the vertical tube 310.
Referring to fig. 2, the clamping assembly 5 includes a first rotating block 501, a first telescopic tube 502 is fixedly installed at the top end of the inner wall of the first rotating block 501, a guide tube 503 is fixedly installed at the right side of the first telescopic tube 502, a corrugated tube 504 is fixedly installed at the bottom end of the guide tube 503, a two-way telescopic tube 505 is fixedly installed at the bottom end of the corrugated tube 504, a second telescopic tube 506 is fixedly installed at the bottom end of the two-way telescopic tube 505, a third telescopic tube 507 is fixedly installed at the inner wall of the second telescopic tube 506, a second roller 508 is fixedly installed at the left side of the third telescopic tube 507, and a top block 509 is movably connected to the inner wall of the second roller 508.
Referring to fig. 4, the bending assembly 6 includes a second rotating block 601, a fixing rod 602 is fixedly mounted at a bottom end of the second rotating block 601, a rotating disc 603 is fixedly mounted at an end of the fixing rod 602 away from the second rotating block 601, a motor 604 is fixedly mounted at a bottom end of the rotating disc 603, and a tray 605 is fixedly mounted on an outer wall of the motor 604.
Referring to fig. 4, the tray 605 is an annular ring, and an annular groove is formed on the inner wall of the top end of the tray 605, a slider is movably connected to the inner wall of the annular groove, a support rod is fixedly mounted at one end of the slider away from the annular groove, and one end of the support rod away from the slider is fixedly connected to the bottom end of the fixing rod 602, so that the fixing rod 602 can be stabilized by the support rod, and the second rotating block 601 can stably move along the curved groove 2, thereby bending the steel pipe 4.
Referring to fig. 4, the fixing rod 602 is divided into an upper portion and a lower portion, and a bearing is disposed at a bottom end of the upper portion of the fixing rod 602, and a bottom end of the bearing is fixedly connected to a top end of a lower portion of the fixing rod 602, so that the second rotating block 601 can stably rotate and drive the steel pipe 4 to perform bending work.
Referring to fig. 3-4, the number of the outer ring 302 and the structure of the outer ring 302 is four, and each two outer rings 302 and the structure of the outer ring 302 are symmetrically distributed about the horizontal center of the steel tube 4, so that the rotating wheel 307 can be driven to rotate during the movement of the steel tube 4, and the second bending expansion rod 308 can extrude the extrusion rod 303, thereby guiding the air in the second bending expansion rod 308 into the connecting rod 309.
Referring to fig. 2, the number of the first telescopic tubes 502 is four, the four first telescopic tubes 502 are divided into two groups, each group of the first telescopic tubes 502 is symmetrically distributed about a horizontal center line of the first rotating block 501, the second rollers 508 and the ejector blocks 509 are disposed on opposite sides of the two groups of the first telescopic tubes 502, and balls are movably connected to inner walls of the ejector blocks 509 far away from the second rollers 508, so that the steel tube 4 can be squeezed by the ejector blocks 509 during the bending process, and the steel tube 4 can be moved by matching with the balls under the condition of keeping the steel tube 4 stable, thereby preventing the steel tube 4 from being jammed and causing the steel tube 4 to break during the bending process.
Referring to fig. 4, the horizontal tube 311 is an L-shaped tube, one end of the horizontal tube 311 away from the vertical tube 310 is fixedly connected to the guide tube 503 through a three-way valve, the horizontal tube 311 is divided into an upper portion and a lower portion, a bearing is fixedly mounted on an outer wall of the upper portion, and a bottom end of the bearing is movably connected to a top end of a lower portion of the horizontal tube 311, so that the first rotating block 501 can rotate to prevent the steel tube 4 from being jammed and breaking in the bending process of the steel tube 4.
When in use, referring to fig. 1-5, a steel tube 4 passes through the top box 301 and contacts with the outer walls of the first rotating block 501 and the second rotating block 601, the motor 604 is turned on, the motor 604 rotates to drive the rotating disc 603 to rotate, the rotating disc 603 drives the fixing rod 602 to rotate, the fixing rod 602 drives the second rotating block 601 to move along the curved slot 2, so as to bend the steel tube 4, at this time, the supporting rod rotates along the tray 605, so as to ensure the stable movement of the second rotating block 601 and prevent the deviation, meanwhile, the steel tube 4 will continue to move towards the direction of the second rotating block 601 during the bending process, so that the steel tube 4 drives the rotating wheel 307 to rotate, the rotating wheel 307 drives the second curved telescopic rod 308 to contact with the extruding rod 303, so that the second curved telescopic rod 308 contracts, and at the same time, when the extruding rod 303 extrudes to the thick tube position of the second curved telescopic rod 308, the first curved telescopic rod 305 contracts, so as to extrude the extruding rod 303, thereby contacting with another second bending type telescopic rod 308, carrying out the extrusion process again, and the gas contracted by the second bending type telescopic rod 308 enters into the connecting rod 309 and enters into the inner ring 312, the gas enters into the horizontal pipe 311 along the vertical pipe 310 through the inner ring 312 and then enters into the guide pipe 503, the guide pipe 503 guides the gas into the first telescopic pipe 502, so that the first telescopic pipe 502 is extended, thereby pushing the top block 509 to extrude the steel pipe 4, meanwhile, the gas enters into the corrugated pipe 504, the gas enters into the two-way telescopic pipe 505 and enters into the first telescopic pipes 502 at both sides of the top of the first rotating block 501, and the gas is extended to extrude the steel pipe 4, meanwhile, the gas enters into the second telescopic pipe 506 along the two-way telescopic pipe 505, thereby, the second telescopic pipe 506 is extended, thereby pushing the two-way telescopic pipes 505 to move to the opposite sides, thereby, the gas in the corrugated pipe 504 is extruded into the first telescopic pipe 502, the redundant gas enters the third extension tube 507 again to extend the third extension tube 507, so as to drive the top block 509 to extrude the steel tube 4, thereby ensuring the stability of the steel tube 4, and the balls on the top block 509 can ensure that the steel tube 4 is kept stable and prevent the situation that the steel tube 4 cannot move to cause fracture when being bent.
To sum up, the pipe bending clamp of the hydraulic numerical control pipe bender, when the steel pipe 4 is used in cooperation with the stabilizing component 3, can contact with the rotating wheel 307 during the movement of the steel pipe 4, so as to drive the rotating wheel 307 to rotate, and during the rotation of the rotating wheel 307, the second bending expansion rod 308 is driven to contact with the extrusion rod 303, so as to contract the second bending expansion rod 308, meanwhile, when the extrusion rod 303 is extruded to the position of the thick pipe of the second bending expansion rod 308, the first bending expansion rod 305 contracts, so as to bend the extrusion rod 303, so as to contact with the other second bending expansion rod 308, so as to perform the extrusion process again, and the gas contracted by the second bending expansion rod 308 enters the connecting rod 309 and enters the inner ring 312, and the gas enters the horizontal pipe 311 through the inner ring 312 and the vertical pipe 310, so as to perform the inflation process for the clamping component 5, thereby increasing the contact between the clamping component 5 and the steel pipe 4, therefore, the stability of the steel pipe 4 in the bending process is ensured, after the gas enters the guide pipe 503 along the transverse pipe 311, the gas enters the first extension pipe 502, the first extension pipe 502 is extended to drive the jacking block 509 to extrude the steel pipe 4, meanwhile, the redundant gas enters the corrugated pipe 504, the gas enters the two-way extension pipe 505, the gas is introduced into the first extension pipe 502 at two sides of the top end of the first rotating block 501, the gas enters the second extension pipe 506, the gas is introduced into the third extension pipe 507, simultaneously, the two-way extension pipes 505 move towards opposite sides, the gas in the corrugated pipe 504 is extruded into the first extension pipe 502, the third extension pipe 507 is extended to extrude the steel pipe 4, the stability of the steel pipe 4 is ensured, the balls on the jacking block 509 can provide moving conditions for the steel pipe 4 while the stability of the steel pipe 4 is ensured, and the steel pipe 4 is ensured to be bent, the condition of fracture caused by jamming can be avoided.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.
Claims (4)
1. The utility model provides a return bend anchor clamps of hydraulic pressure numerical control bending machine, includes operation panel (1), stabilizes subassembly (3), presss from both sides tight subassembly (5) and bends subassembly (6), its characterized in that: the inner wall of the operating platform (1) is provided with a bent groove (2), the front side of the operating platform (1) is fixedly connected with the back side of the stabilizing component (3), the inner wall of the stabilizing component (3) is movably connected with a steel pipe (4), the inner wall of the operating platform (1) is movably connected with the back side of the clamping component (5), and the inner wall of the operating platform (1) is fixedly connected with the back side of the bending component (6);
the stabilizing assembly (3) comprises a top box (301), an outer ring (302) is fixedly mounted at the bottom end of the inner wall of the top box (301), an extrusion rod (303) is fixedly mounted on the inner wall of the outer ring (302), a rotating rod (304) is movably connected to the inner wall of the extrusion rod (303), a first bent telescopic rod (305) is fixedly mounted on the outer wall of the extrusion rod (303), a first rolling shaft (306) is movably connected to the inner wall of the outer ring (302), a rotating wheel (307) is movably connected to the outer wall of the first rolling shaft (306), a second bent telescopic rod (308) is fixedly mounted on the inner wall of the rotating wheel (307), a connecting rod (309) is fixedly mounted at one end, close to the circle center of the rotating wheel (307), an inner ring (312) is fixedly mounted at one end, far away from the second bent telescopic rod (308), a vertical pipe (310) is movably connected to the front face of the inner ring (312), and a horizontal pipe (311) is fixedly mounted at the bottom end of the vertical pipe (310);
the clamping assembly (5) comprises a first rotating block (501), a first telescopic pipe (502) is fixedly mounted at the top end of the inner wall of the first rotating block (501), a guide pipe (503) is fixedly mounted on the right side of the first telescopic pipe (502), a corrugated pipe (504) is fixedly mounted at the bottom end of the guide pipe (503), a two-way telescopic pipe (505) is fixedly mounted at the bottom end of the corrugated pipe (504), a second telescopic pipe (506) is fixedly mounted at the bottom end of the two-way telescopic pipe (505), a third telescopic pipe (507) is fixedly mounted on the inner wall of the second telescopic pipe (506), a second roller (508) is fixedly mounted at the left side of the third telescopic pipe (507), and an ejector block (509) is movably connected to the inner wall of the second roller (508);
the bending assembly (6) comprises a second rotating block (601), a fixing rod (602) is fixedly installed at the bottom end of the second rotating block (601), a rotating disc (603) is fixedly installed at one end, far away from the second rotating block (601), of the fixing rod (602), a motor (604) is fixedly installed at the bottom end of the rotating disc (603), and a tray (605) is fixedly installed on the outer wall of the motor (604);
the tray (605) is an annular ring, an annular groove is formed in the inner wall of the top end of the tray (605), a sliding block is movably connected to the inner wall of the annular groove, a supporting rod is fixedly installed at one end, away from the annular groove, of the sliding block, and one end, away from the sliding block, of the supporting rod is fixedly connected with the bottom end of the fixing rod (602);
the transverse pipe (311) is an L-shaped pipe, one end of the transverse pipe (311), which is far away from the vertical pipe (310), is fixedly connected with the guide pipe (503) through a three-way valve, the transverse pipe (311) is divided into an upper part and a lower part, a bearing is fixedly installed on the outer wall of the upper part, and the bottom end of the bearing is movably connected to the top end of the lower part of the transverse pipe (311);
the steel pipe (4) penetrates through the top box (301) and is in contact with the outer walls of the first rotating block (501) and the second rotating block (601), the motor (604) is started, the motor (604) rotates to drive the rotating disc (603) to rotate, the rotating disc (603) drives the fixing rod (602) to rotate, and the fixing rod (602) drives the second rotating block (601) to move along the bent groove (2), so that the steel pipe (4) is bent.
2. The pipe bending clamp of the hydraulic numerical control pipe bender according to claim 1, characterized in that: the fixing rod (602) is divided into an upper part and a lower part, a bearing is arranged at the bottom end of the upper part of the fixing rod (602), and the bottom end of the bearing is fixedly connected with the top end of the lower part of the fixing rod (602).
3. The pipe bending clamp of the hydraulic numerical control pipe bender according to claim 1, characterized in that: the number of the outer rings (302) is four, and every two outer rings (302) are symmetrically distributed with the horizontal center of the steel pipe (4).
4. The pipe bending clamp of the hydraulic numerical control pipe bender according to claim 1, characterized in that: the number of the first telescopic pipes (502) is four, the four first telescopic pipes (502) are divided into two groups, each group of the first telescopic pipes (502) is symmetrically distributed with the horizontal central line of the first rotating block (501), the second rolling shafts (508) and the jacking blocks (509) are arranged on one opposite sides of the two groups of the first telescopic pipes (502), and balls are movably connected to the inner wall of one side, far away from the second rolling shafts (508), of the jacking blocks (509).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110028087.3A CN112845920B (en) | 2021-01-11 | 2021-01-11 | Pipe bending clamp of hydraulic numerical control pipe bender |
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|---|---|---|---|
| CN202110028087.3A CN112845920B (en) | 2021-01-11 | 2021-01-11 | Pipe bending clamp of hydraulic numerical control pipe bender |
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| CN112845920A CN112845920A (en) | 2021-05-28 |
| CN112845920B true CN112845920B (en) | 2022-11-29 |
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| KR20080103222A (en) * | 2007-05-23 | 2008-11-27 | 김낙이 | Manufacturing apparatus of flexible pipe and manufacturing method of flexible pipe |
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| CN209935600U (en) * | 2019-04-28 | 2020-01-14 | 上海圻楚精密五金制品有限公司 | Arc bending hardware die with dust removal function |
| CN111036731A (en) * | 2019-12-25 | 2020-04-21 | 张贵阳 | Double-side pipe bending device for metal pipeline |
| CN112091021A (en) * | 2020-09-08 | 2020-12-18 | 舒亮亮 | Steel pipe clamping device that bends |
| CN112176615A (en) * | 2020-11-11 | 2021-01-05 | 杨善华 | Shrinking setting machine for textile fabric production |
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2021
- 2021-01-11 CN CN202110028087.3A patent/CN112845920B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20080103222A (en) * | 2007-05-23 | 2008-11-27 | 김낙이 | Manufacturing apparatus of flexible pipe and manufacturing method of flexible pipe |
| EP2881188A1 (en) * | 2013-12-04 | 2015-06-10 | Trumpf Maschinen Austria GmbH & CO. KG. | Backgauge for a bending machine |
| CN109895301A (en) * | 2019-03-18 | 2019-06-18 | 重庆昌兴塑胶有限责任公司 | Double-wall corrugated pipe processing device |
| CN209935600U (en) * | 2019-04-28 | 2020-01-14 | 上海圻楚精密五金制品有限公司 | Arc bending hardware die with dust removal function |
| CN111036731A (en) * | 2019-12-25 | 2020-04-21 | 张贵阳 | Double-side pipe bending device for metal pipeline |
| CN112091021A (en) * | 2020-09-08 | 2020-12-18 | 舒亮亮 | Steel pipe clamping device that bends |
| CN112176615A (en) * | 2020-11-11 | 2021-01-05 | 杨善华 | Shrinking setting machine for textile fabric production |
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| Publication number | Publication date |
|---|---|
| CN112845920A (en) | 2021-05-28 |
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Effective date of registration: 20221108 Address after: 437000 Intersection of Xiyuan 7th Road and Xiyuan 10th Road, Phase III, Xianning Hi tech Development Zone, Hubei Province Applicant after: Wiggs Hubei Fluid Technology Co.,Ltd. Address before: 330000 No.169 Shuanggang East Street, national economic and Technological Development Zone, Nanchang City, Jiangxi Province Applicant before: Hong Min |
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