CN209773251U - multi-size self-adaptive steel pipe bending equipment - Google Patents
multi-size self-adaptive steel pipe bending equipment Download PDFInfo
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- CN209773251U CN209773251U CN201920159096.4U CN201920159096U CN209773251U CN 209773251 U CN209773251 U CN 209773251U CN 201920159096 U CN201920159096 U CN 201920159096U CN 209773251 U CN209773251 U CN 209773251U
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Abstract
the utility model relates to a multi-size self-adaptation steel pipe bending equipment, the device include the bending mechanism and the bearing seat of angularly adjustable of removable pressure head, bending mechanism include installation piece, pressure head fixed plate, pressure strip and pressure head, the bearing seat include bottom plate, swing piece, connecting rod and rotating sleeve, the pressure head that matches can be changed according to the diameter of steel pipe or the angle that needs to bend to bending mechanism, the bearing seat adapts to the steel pipe of different angle of bending through adjusting the contained angle between the swing piece, and the limiting plate on the rethread rotating sleeve is spacing to the steel pipe of different diameters; therefore the utility model discloses can to different angle of buckling the steel pipe change corresponding pressure head and adjust the bearing seat can, nimble convenient, adaptability is wide, improves production efficiency, need not special plane special use, practices thrift the cost.
Description
Technical Field
the invention relates to a bent steel pipe forming device, in particular to multi-size self-adaptive steel pipe bending equipment.
background
In the use of steel pipe, the steel pipe of buckling need be used to many occasions and connect, just must accomplish with the help of special machinery in order to satisfy the demand, but because the angle of the required angle of buckling of the steel pipe of steel pipe diameter and different diameters is also different, so hardly accomplish to unify to the machinery of bending, so generally all be special plane special, a machinery of buckling can only be processed to the steel pipe of an angle of buckling, the production and processing cost is high very much, and machining efficiency is slower, need consume huge manpower and financial resources, bring huge puzzlement for standardized production.
disclosure of Invention
In order to solve the problems, the invention provides multi-size self-adaptive steel pipe bending equipment.
The specific contents are as follows: many sizes self-adaptation steel pipe equipment of bending, the device include the bending mechanism of removable pressure head, the bearing seat of angularly adjustable and the supporting beam of U-shaped and a supporting beam both ends vertical downward fixed pillar respectively, characterized by:
The bending mechanism comprises an installation block, a pressure head fixing plate, a pressure plate and a pressure head, wherein the upper surface of the installation block vertically and upwards extends out of a follow-fixing rod, the fixing rod vertically and upwards penetrates through the middle position of a supporting beam and is fixed with the supporting beam, the pressure head fixing plate is cuboid and fixed on the lower surface of the installation block through the upper surface of the pressure head fixing plate, a rectangular notch which is inwards cut from one side surface of the pressure head fixing plate and vertically penetrates through the pressure head fixing plate is arranged on the pressure head fixing plate, a step-shaped hanging table which is cut downwards from the upper surface of the pressure head fixing plate is arranged along the upper edge of the rectangular notch, the pressure plate is cuboid and matched with the rectangular notch, a fixing baffle plate which respectively extends out of the two side surfaces of the pressure plate is fixed at one end of the pressure plate, and a hanging plate which extends, the pressure head include with the square column of being connected that the rectangle incision matches and be connected square column both ends respectively fixed with hang a platform matching hang cardboard and arc groove board, the pressure head through its upper end hang the platform matching card on cardboard and the pressure head fixed plate hang in the rectangle incision, the pressure head match through link plate and string platform stretch into the rectangle incision in from the notched open end of rectangle, the terminal surface top pressure that makes the end of stretching into of pressure head press from both sides tight pressure head on the side of the square column is connected to the pressure head through the side relatively fixed of fixed stop and pressure head fixed plate.
The bearing seat comprises a bottom plate, swinging blocks, connecting rods, a rotating sleeve and a steel pipe, wherein two pairs of swinging blocks are symmetrically hinged on the upper surface of the bottom plate, a threaded rod is symmetrically hinged between the inner sides of the lower ends of the same pair of swinging blocks through gear engagement and between the inner sides of the upper ends of the same pair of swinging blocks respectively, the free ends of the two threaded rods on the same pair of swinging blocks are connected with the two ends of the same threaded cylinder respectively through threads, the two pairs of swinging blocks are horizontally and fixedly connected with the two connecting rods respectively along the length direction of the swinging blocks correspondingly between the two swinging blocks on the same side, a rotating cylinder matched with the connecting rods is coaxially sleeved on each connecting rod, the two ends of each rotating cylinder are respectively contacted with the side surfaces of the corresponding swinging blocks, an annular supporting table is arranged in the middle of the rotating cylinder, and an annular spring mounting groove which is, the circumferential surface of the supporting table is provided with a positioning groove with an arc-shaped section, the circumferential surfaces of the two ends of the rotating cylinders are respectively provided with threads, the two ends of the supporting table on each rotating cylinder are respectively coaxially sleeved with a circular limiting plate, an adjusting nut matched with the threads on the rotating cylinder is arranged on the outer side of each limit plate, a spring is sleeved between each limit plate and one end of the corresponding support platform, one end of the spring is supported on the limit plate supported by the nut, the other end of the spring is supported in a spring mounting groove at the corresponding end of the support platform, two rows of pulleys are fixed on a pair of parallel side faces of the bottom plate through revolute pairs respectively, each row of pulleys comprises three pulleys, the two rows of pulleys on the same side are clamped on slide rails on two side faces of one support column respectively, so that a sliding pair is formed between the pressure bearing seat and the support column in the vertical direction, and the side face where the pulleys are located is parallel to a swinging plane of the swinging block.
Preferably, two parallel ear plates extending downwards are vertically fixed at the center of the lower surface of the bottom plate.
Preferably, the diameter of the limiting plate is larger than that of the supporting table.
preferably, the bottom of the rectangular notch of the pressure head fixing plate is provided with a stepped hole which horizontally penetrates through the pressure head fixing plate, a fine hole in the stepped hole is communicated with the rectangular notch, a screw and a bolt head are arranged in the stepped hole, the ejection bolt corresponds to the fine hole and the thick hole of the stepped hole respectively, the screw of the ejection bolt penetrates out of the fine hole of the stepped hole and is abutted against the side surface of the connecting square column, a jackscrew is fixed at the tail part of the thick hole of the stepped hole, a spring is arranged between the jackscrew and the ejection bolt, and two ends of the spring are abutted against the ejection bolt and the jackscrew respectively.
Preferably, the pressing plate is provided with a threaded hole which horizontally penetrates through two end faces of the pressing plate, a jacking screw is connected in the threaded hole through threads, and the jacking screw penetrates through the threaded hole and is jacked on the side face of the connecting square column.
preferably, the pressure head fixing plate is provided with a recessed groove on each of the hanging platforms on the two sides of the rectangular notch, a reed is fixed in each groove, and the free end of the reed faces the bottom of the rectangular notch and naturally upwards presses against the lower surface of the hanging clamping plate on the pressure head.
Preferably, the arc groove plate of the pressure head is semi-cylindrical, an arc groove along the arc surface is arranged on the arc surface of the arc groove plate, and the central surface of the arc groove corresponding to the vertical direction is coplanar with the central surface of the positioning groove on the support table in the vertical direction.
The invention has the beneficial technical effects
The invention relates to multi-size self-adaptive steel pipe bending equipment.A bending mechanism can replace a pressure head matched with the steel pipe according to the diameter of the steel pipe or the angle of the steel pipe to be bent, a pressure-bearing seat adapts to the steel pipes with different bending angles by adjusting the included angle between swinging blocks, and the steel pipes with different diameters are limited by rotating a limiting plate on a sleeve; the invention can replace the corresponding pressure head and adjust the pressure-bearing seat according to the steel pipes with different bending angles, realizes the self-adaptive bending of the steel pipes with adjacent sizes, is flexible and convenient, has wide adaptability, improves the production efficiency, does not need special machines and saves the cost.
drawings
FIG. 1 is a schematic perspective view of a multi-size adaptive steel pipe bending apparatus;
FIG. 2 is a schematic perspective view of a bending mechanism;
FIG. 3 is a front view of the bending mechanism;
3 FIG. 34 3 is 3 a 3 cross 3- 3 sectional 3 view 3 taken 3 along 3 line 3 A 3- 3 A 3 of 3 FIG. 33 3; 3
FIG. 5 is an enlarged view of B in FIG. 4;
FIG. 6 is a schematic perspective view of the pressing plate mounted on the head fixing plate;
FIG. 7 is a schematic perspective view of the pressure head fixing plate;
FIG. 8 is a schematic perspective view of the indenter;
fig. 9 is a schematic perspective view of the pressure bearing block;
Fig. 10 is a left side view of the pressure bearing block;
fig. 11 is a front view of the pressure bearing block;
FIG. 12 is a cross-sectional view taken along line C-C of FIG. 11;
FIG. 13 is an enlarged schematic view of D of FIG. 12;
In the figure: 21. the device comprises a support beam, 22 bending mechanisms, 23 bearing seats, 24 supporting columns, 25 steel pipes and 26 sliding rails;
1. The device comprises a fixing rod, a mounting block, a pressure head fixing plate, a hanging table, a groove, a step hole, a rectangular notch, a fixing baffle plate, a hanging plate, a pressing screw, a pushing screw, a pressure head, a hanging clamping plate, a hanging square column, a connecting square column, an arc groove plate, a fixing plate, a hanging plate, a pressing plate, a spring, a pushing bolt, a spring, a bottom plate, a lug plate, a pulley, a swinging block, a connecting rod, a rotating sleeve, a limiting plate, a supporting table 161, a positioning groove, a regulating nut, a threaded cylinder, a threaded rod and a spring, wherein the fixing rod, the mounting block, the pressure head fixing plate, the pressure plate, the hanging table, the.
Detailed Description
in a first embodiment, referring to fig. 1-13, the multi-size adaptive steel pipe bending device comprises a bending mechanism with a replaceable pressure head, an angle-adjustable pressure-bearing seat, a U-shaped supporting beam and a support pillar, wherein two ends of the supporting beam are respectively vertically fixed downwards;
the bending mechanism comprises an installation block, a pressure head fixing plate, a pressure plate and a pressure head, wherein the upper surface of the installation block vertically and upwards extends out of a follow-fixing rod, the fixing rod vertically and upwards penetrates through the middle position of a supporting beam and is fixed with the supporting beam, the pressure head fixing plate is cuboid and fixed on the lower surface of the installation block through the upper surface of the pressure head fixing plate, a rectangular notch which is inwards cut from one side surface of the pressure head fixing plate and vertically penetrates through the pressure head fixing plate is arranged on the pressure head fixing plate, a step-shaped hanging table which is cut downwards from the upper surface of the pressure head fixing plate is arranged along the upper edge of the rectangular notch, the pressure plate is cuboid and matched with the rectangular notch, a fixing baffle plate which respectively extends out of the two side surfaces of the pressure plate is fixed at one end of the pressure plate, and a hanging plate which extends, the pressure head include with the square column of being connected that the rectangle incision matches and be connected square column both ends respectively fixed with hang a platform matching hang cardboard and arc groove board, the pressure head through its upper end hang the platform matching card on cardboard and the pressure head fixed plate hang in the rectangle incision, the pressure head match through link plate and string platform stretch into the rectangle incision in from the notched open end of rectangle, the terminal surface top pressure that makes the end of stretching into of pressure head press from both sides tight pressure head on the side of the square column is connected to the pressure head through the side relatively fixed of fixed stop and pressure head fixed plate.
The bearing seat comprises a bottom plate, swinging blocks, connecting rods, a rotating sleeve and a steel pipe, wherein two pairs of swinging blocks are symmetrically hinged on the upper surface of the bottom plate, a threaded rod is symmetrically hinged between the inner sides of the lower ends of the same pair of swinging blocks through gear engagement and between the inner sides of the upper ends of the same pair of swinging blocks respectively, the free ends of the two threaded rods on the same pair of swinging blocks are connected with the two ends of the same threaded cylinder respectively through threads, the two pairs of swinging blocks are horizontally and fixedly connected with the two connecting rods respectively along the length direction of the swinging blocks correspondingly between the two swinging blocks on the same side, a rotating cylinder matched with the connecting rods is coaxially sleeved on each connecting rod, the two ends of each rotating cylinder are respectively contacted with the side surfaces of the corresponding swinging blocks, an annular supporting table is arranged in the middle of the rotating cylinder, and an annular spring mounting groove which is, the circumferential surface of the supporting table is provided with a positioning groove with an arc-shaped section, the circumferential surfaces of the two ends of the rotating cylinders are respectively provided with threads, the two ends of the supporting table on each rotating cylinder are respectively coaxially sleeved with a circular limiting plate, an adjusting nut matched with the threads on the rotating cylinder is arranged on the outer side of each limit plate, a spring is sleeved between each limit plate and one end of the corresponding support platform, one end of the spring is supported on the limit plate supported by the nut, the other end of the spring is supported in a spring mounting groove at the corresponding end of the support platform, two rows of pulleys are fixed on a pair of parallel side faces of the bottom plate through revolute pairs respectively, each row of pulleys comprises three pulleys, the two rows of pulleys on the same side are clamped on slide rails on two side faces of one support column respectively, so that a sliding pair is formed between the pressure bearing seat and the support column in the vertical direction, and the side face where the pulleys are located is parallel to a swinging plane of the swinging block.
the periphery of brace table on be equipped with a week cross-section and be curved constant head tank, make the tubular metal resonator carry out through the constant head tank when placing on the brace table and can the automatic positioning, then according to the position of the limiting plate of pipe diameter readjustment both sides, need not the repeated location in the production of same batch of tubular metal resonator, the curved radius of curvature of constant head tank should be greater than the radius of the thickest pipe that it can process, avoids the constant head tank border to cause the injury to the tubular surface.
And two lug plates which extend downwards in parallel are vertically fixed at the center of the lower surface of the bottom plate and are used for connecting a power device and providing bending power for the pressure bearing seat.
The diameter of limiting plate be greater than the diameter of brace table, guarantee that the limiting plate can carry on spacingly to placing the steel pipe on the brace table.
The bottom of the rectangular notch of the pressure head fixing plate is provided with a stepped hole which horizontally penetrates through the pressure head fixing plate, a fine hole in the stepped hole is communicated with the rectangular notch, a screw and a bolt head are arranged in the stepped hole, the ejection bolts correspond to the fine hole and the thick hole of the stepped hole respectively, the screw of each ejection bolt penetrates out of the fine hole of the stepped hole and is pressed against the side face of the connecting square column, a jackscrew is fixed at the tail of the thick hole of the stepped hole, a spring is arranged between the jackscrew and the ejection bolt, two ends of the spring are respectively pressed against the ejection bolt and the jackscrew, and the ejection bolt is supported by the spring to facilitate the taking out of the pressure head.
The pressing plate is provided with a threaded hole which horizontally penetrates through two end faces of the pressing plate, the threaded hole is connected with a jacking screw through threads, and the jacking screw penetrates through the threaded hole and is jacked on the side face of the connecting square column to be used for secondarily clamping the connecting square column on the pressing head to prevent the pressing head from loosening.
The pressure head fixed plate on the platform of hanging of rectangle incision both sides be equipped with a recess that caves in respectively, a reed is fixed respectively in the recess, the free end of this reed is towards the notched bottom of rectangle and the nature upwards the roof pressure on the pressure head lower surface of the cardboard that hangs, support the cardboard that hangs on the pressure head through the reed, avoid hanging the cardboard all the time and produce the installation clearance between the lower surface of installation piece, if there is the installation clearance, the pressure head hangs the cardboard and produces the striking repeatedly at the lower surface of repeated working process with the installation piece, it can produce the deformation to hang the cardboard after the striking time is long like this, sometimes can be in the inside card dies, be difficult to change, also can produce same injury to the lower surface of installation piece, be unfavorable for the extension of two spare parts's life.
the arc groove plate of the pressure head is in a semi-cylindrical shape, the arc groove along the arc surface is arranged on the arc surface of the arc groove plate, the center surface of the arc groove corresponding to the vertical direction is coplanar with the center surface of the positioning groove on the supporting table in the vertical direction, so that the steel pipe placed on the supporting table can correspond to the arc groove on the pressure head just in time through the upward movement of the pressure bearing seat.
the use process of the invention is as follows:
The first bending mechanism selects a corresponding pressure head according to production requirements, a hanging clamping plate on the pressure head and a hanging table on a pressure head fixing plate are correspondingly clamped and hung and slide into the bottom of a rectangular notch, a naturally raised reed is pressed into the lower surface of the hanging clamping plate in the process of sliding into the bottom of the rectangular notch by the hanging clamping plate on the pressure head, the pressure head is prevented from shaking in the vertical direction due to the support of the reed after being repeatedly used for a long time, a pressing plate correspondingly extends into the rectangular notch from the opening end of the rectangular notch and enables the hanging plate to be correspondingly clamped and hung on the hanging table, the end surface of the extending end of the pressing plate is pressed against the side surface of a pressure head connecting square column to clamp the pressure head by relatively fixing a fixing baffle on the pressing plate and the side surface of the pressure head fixing plate, and then a pressing screw is screwed to press against the side surface of the connecting square column to clamp the pressure head again, so;
Secondly, the pressure bearing seat is connected with a power device through an ear plate on the lower surface of the bottom plate, two threaded cylinders are simultaneously screwed according to the bending angle of the steel pipe required actually, so that the included angle between the same pair of swinging blocks reaches the required angle, two ends of the steel pipe to be bent are placed on positioning grooves of supporting tables on the two rotating sleeves on the upper layer for automatic positioning, corresponding limiting plates are adjusted to be tangent to the corresponding side surfaces of the steel pipe, the steel pipe is clamped and limited through the two limiting plates on the same end, the pressure bearing seat is driven by the power device to move upwards to gradually contact the steel pipe on the pressure bearing seat with an arc-shaped groove on a pressure head, the steel pipe gradually enters the arc-shaped groove and is gradually bent along the arc-shaped groove on the pressure head along with the movement of the; the angle between the same pair of swinging blocks is adjusted by the connection of the threaded cylinder and the threaded rod, so that the requirement of bending angles of different steel pipes is met, and the steel pipes with different diameters are positioned by the limiting plate and the positioning grooves on the supporting table, so that the pressure bearing seat of the bending machine can adapt to different pipe diameters and different bending angles through corresponding adjustment.
Claims (7)
1. many sizes self-adaptation steel pipe equipment of bending, the device include the bending mechanism of removable pressure head, the bearing seat of angularly adjustable and the supporting beam of U-shaped and a supporting beam both ends vertical downward fixed pillar respectively, characterized by:
The bending mechanism comprises an installation block, a pressure head fixing plate, a pressure plate and a pressure head, wherein the upper surface of the installation block vertically and upwards extends out of a follow-fixing rod, the fixing rod vertically and upwards penetrates through the middle position of a supporting beam and is fixed with the supporting beam, the pressure head fixing plate is cuboid and fixed on the lower surface of the installation block through the upper surface of the pressure head fixing plate, a rectangular notch which is inwards cut from one side surface of the pressure head fixing plate and vertically penetrates through the pressure head fixing plate is arranged on the pressure head fixing plate, a step-shaped hanging table which is cut downwards from the upper surface of the pressure head fixing plate is arranged along the upper edge of the rectangular notch, the pressure plate is cuboid and matched with the rectangular notch, a fixing baffle plate which respectively extends out of the two side surfaces of the pressure plate is fixed at one end of the pressure plate, and a hanging plate which extends, the pressing head comprises a connecting square column matched with the rectangular notch, and a hanging clamping plate and an arc groove plate which are respectively fixed at two ends of the connecting square column and matched with a hanging table, the pressing head is hung in the rectangular notch in a matching way with the hanging table on the pressing head fixing plate through the hanging clamping plate at the upper end of the pressing head, the pressing plate extends into the rectangular notch from the opening end of the rectangular notch through the matching way of the hanging plate and the hanging table, and the pressing head is clamped on the side surface of the connecting square column of the pressing head by pressing the end surface of the extending end of the pressing plate against the side surface of the connecting square column of the pressing head through the relative fixation of the;
the bearing seat comprises a bottom plate, swinging blocks, connecting rods, a rotating sleeve and a steel pipe, wherein two pairs of swinging blocks are symmetrically hinged on the upper surface of the bottom plate, a threaded rod is symmetrically hinged between the inner sides of the lower ends of the same pair of swinging blocks through gear engagement and between the inner sides of the upper ends of the same pair of swinging blocks respectively, the free ends of the two threaded rods on the same pair of swinging blocks are connected with the two ends of the same threaded cylinder respectively through threads, the two pairs of swinging blocks are horizontally and fixedly connected with the two connecting rods respectively along the length direction of the swinging blocks correspondingly between the two swinging blocks on the same side, a rotating cylinder matched with the connecting rods is coaxially sleeved on each connecting rod, the two ends of each rotating cylinder are respectively contacted with the side surfaces of the corresponding swinging blocks, an annular supporting table is arranged in the middle of the rotating cylinder, and an annular spring mounting groove which is, the circumferential surface of the supporting table is provided with a positioning groove with an arc-shaped section, the circumferential surfaces of the two ends of the rotating cylinders are respectively provided with threads, the two ends of the supporting table on each rotating cylinder are respectively coaxially sleeved with a circular limiting plate, an adjusting nut matched with the threads on the rotating cylinder is arranged on the outer side of each limit plate, a spring is sleeved between each limit plate and one end of the corresponding support platform, one end of the spring is supported on the limit plate supported by the nut, the other end of the spring is supported in a spring mounting groove at the corresponding end of the support platform, two rows of pulleys are fixed on a pair of parallel side faces of the bottom plate through revolute pairs respectively, each row of pulleys comprises three pulleys, the two rows of pulleys on the same side are clamped on slide rails on two side faces of one support column respectively, so that a sliding pair is formed between the pressure bearing seat and the support column in the vertical direction, and the side face where the pulleys are located is parallel to a swinging plane of the swinging block.
2. The multi-size adaptive steel pipe bending equipment according to claim 1, wherein the equipment comprises:
Two ear plates which extend downwards in parallel are vertically fixed at the center of the lower surface of the bottom plate.
3. the multi-size adaptive steel pipe bending equipment according to claim 1, wherein the equipment comprises:
The diameter of the limiting plate is larger than that of the supporting platform.
4. The multi-size adaptive steel pipe bending equipment according to claim 1, wherein the equipment comprises: the bottom of the rectangular notch of the pressure head fixing plate is provided with a stepped hole which horizontally penetrates through the pressure head fixing plate, a fine hole in the stepped hole is communicated with the rectangular notch, a screw and a bolt head are arranged in the stepped hole, the screw and the bolt head respectively correspond to the fine hole and the thick hole of the stepped hole, the screw of the ejection bolt penetrates out of the fine hole of the stepped hole and is ejected and pressed on the side surface of the connecting square column, the tail part of the thick hole of the stepped hole is fixedly provided with an ejector screw, a spring is arranged between the ejector screw and the ejection bolt, and two ends of the spring are respectively ejected and pressed on the ejection bolt and the ejector screw.
5. The multi-size adaptive steel pipe bending equipment according to claim 1, wherein the equipment comprises: the pressing plate is provided with a threaded hole which horizontally penetrates through two end faces of the pressing plate, the threaded hole is connected with a jacking screw through threads, and the jacking screw penetrates through the threaded hole and is jacked on the side face of the connecting square column.
6. The multi-size adaptive steel pipe bending equipment according to claim 1, wherein the equipment comprises: the pressure head fixing plate is provided with a hanging table on two sides of the rectangular notch, a recessed groove is formed in the hanging table, a reed is fixed in the groove, the free end of the reed faces the bottom of the rectangular notch and naturally upwards presses the lower surface of the hanging clamping plate on the pressure head.
7. The multi-size adaptive steel pipe bending equipment according to claim 1, wherein the equipment comprises: the arc groove plate of the pressure head is in a semi-cylindrical shape, an arc groove along the arc surface is arranged on the arc surface of the arc groove plate, and the central surface of the arc groove corresponding to the supporting table in the vertical direction is coplanar with the central surface of the positioning groove on the supporting table in the vertical direction.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920159096.4U CN209773251U (en) | 2019-01-30 | 2019-01-30 | multi-size self-adaptive steel pipe bending equipment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920159096.4U CN209773251U (en) | 2019-01-30 | 2019-01-30 | multi-size self-adaptive steel pipe bending equipment |
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| CN209773251U true CN209773251U (en) | 2019-12-13 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109702095A (en) * | 2019-01-30 | 2019-05-03 | 华北水利水电大学 | More adaptive steel pipe bending equipments of size |
| CN111229981A (en) * | 2020-03-05 | 2020-06-05 | 安徽省路港工程有限责任公司 | Bridge pile foundation pile head fills connecting reinforcement forming device |
| CN115446255A (en) * | 2022-09-26 | 2022-12-09 | 杭州浙中链条有限公司 | Chain-based multifunctional servo bending press and operation method |
-
2019
- 2019-01-30 CN CN201920159096.4U patent/CN209773251U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109702095A (en) * | 2019-01-30 | 2019-05-03 | 华北水利水电大学 | More adaptive steel pipe bending equipments of size |
| CN109702095B (en) * | 2019-01-30 | 2024-01-26 | 华北水利水电大学 | Multi-size self-adaptive steel pipe bending equipment |
| CN111229981A (en) * | 2020-03-05 | 2020-06-05 | 安徽省路港工程有限责任公司 | Bridge pile foundation pile head fills connecting reinforcement forming device |
| CN115446255A (en) * | 2022-09-26 | 2022-12-09 | 杭州浙中链条有限公司 | Chain-based multifunctional servo bending press and operation method |
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