CN112845720A - Bending equipment with anti-corrosion coating for building pipe machining and bending method - Google Patents

Bending equipment with anti-corrosion coating for building pipe machining and bending method Download PDF

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Publication number
CN112845720A
CN112845720A CN202011591951.2A CN202011591951A CN112845720A CN 112845720 A CN112845720 A CN 112845720A CN 202011591951 A CN202011591951 A CN 202011591951A CN 112845720 A CN112845720 A CN 112845720A
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China
Prior art keywords
wall
pipe
bending
mounting
bending equipment
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CN202011591951.2A
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Chinese (zh)
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李友坤
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Individual
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Priority to CN202011591951.2A priority Critical patent/CN112845720A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D7/00Bending rods, profiles, or tubes
    • B21D7/06Bending rods, profiles, or tubes in press brakes or between rams and anvils or abutments; Pliers with forming dies
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D7/00Bending rods, profiles, or tubes
    • B21D7/16Auxiliary equipment, e.g. for heating or cooling of bends
    • B21D7/167Greasing
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16FSPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/02Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
    • F16F15/04Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
    • F16F15/06Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
    • F16F15/067Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs using only wound springs

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)

Abstract

The invention discloses bending equipment with an anti-corrosion coating for processing a building pipe, which belongs to the technical field of bending equipment and comprises a workbench, wherein guide wheels are arranged on the outer walls of the left side and the right side of the front part of the workbench, a hydraulic cylinder is fixedly arranged on the outer wall of the top of the front side of the workbench, a hydraulic rod at the bottom of the hydraulic cylinder is fixedly connected with a pressing device, the pressing device comprises a pressing plate fixedly connected with the hydraulic rod at the bottom of the hydraulic cylinder, a buffer plate is movably arranged on the outer wall of the bottom of the pressing plate, the bottom of the pipe is supported by the buffer plate in the device, and a telescopic spring is stretched to buffer and weaken the downward pressure of the buffer plate when the pipe is bent, reduce the bending speed of the pipe, avoid the surface of a bending area of the pipe from being fractured due to sharp rigid collision when the pipe is bent, avoid damaging the, the service life of the pipe is ensured.

Description

Bending equipment with anti-corrosion coating for building pipe machining and bending method
Technical Field
The invention relates to the technical field of bending equipment, in particular to bending equipment with an anticorrosive coating for processing a building pipe and a bending method.
Background
When the building pipe is bent, the pipe is generally placed above the two groups of guide wheels and is bent by pressing down the arc-shaped pressing plate, however, when the building pipe with the anti-corrosion coating is processed, the pipe bending area is stretched due to the bending of the pipe, so that the pipe wall of the pipe bending area becomes thinner, and cracks are generated on the surface of the pipe bending area due to sharp rigid collision during bending, so that the coating on the outer wall of the pipe is damaged, the service life of the pipe is influenced, and the pressing plate is pressed downwards to bend, so that the two ends of the pipe can move to a bending area in the bending process, the pipe can slide on the wall of the pressing plate of the bending equipment, the anti-corrosion coating on the outer wall of the pipe is easy to wear, the pipe is damaged, and therefore, a bending device and a bending method with an anti-corrosion coating for processing the building pipe are provided.
Disclosure of Invention
The invention aims to provide bending equipment and a bending method for processing a building pipe with an anticorrosive coating, and the bending equipment and the bending method are used for solving the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a take building tubular product processing of anticorrosive coating to use equipment of bending, includes the workstation, the anterior left and right sides outer wall of workstation all is provided with the leading wheel, workstation front side top outer wall fixed mounting has the pneumatic cylinder, pneumatic cylinder bottom hydraulic stem and push down device fixed connection, push down the device include with pneumatic cylinder bottom hydraulic stem fixed connection's clamp plate, clamp plate bottom outer wall movable mounting has the buffer board.
Preferably, the outer wall slidable mounting of clamp plate rear side has two sets of guide bars, and is two sets of guide bar bottom and buffer board top outer wall fixed connection are two sets of the mounting panel has been cup jointed in the slip of guide bar outer wall top, and the mounting panel cover is on the outer wall of pneumatic cylinder, the guide bar outer wall has cup jointed expanding spring, and the expanding spring both ends respectively with guide bar outer wall, mounting panel bottom outer wall fixed connection.
Preferably, the mounting groove has been seted up to buffer board top central authorities outer wall, the supporting shoe has been pegged graft on mounting groove inner chamber top, the equal fixed mounting of supporting shoe left and right sides outer wall has the slider, the spout has all been seted up to the mounting groove left and right sides inner wall, and the slider slides and inserts in the inner chamber of spout, and fixed mounting has buffer spring between slider and the spout.
Preferably, the equal fixed mounting of buffer board top left and right sides outer wall has the guide block, the shifting chute has all been seted up to the buffer board top left and right sides outer wall, guide block bottom outer wall fixed mounting has the movable block, the movable block is inserted in the inner chamber of shifting chute, the fluting has evenly been seted up with the front and back both sides outer wall to the bottom outer wall of movable block, and the fluting inner chamber is provided with the spin, and spin outer wall and shifting chute inner wall laminate mutually, and fluting inner chamber fixed mounting has the promotion spring, and the promotion spring is kept away from the one end of movable block and is laminated mutually with.
Preferably, the outer wall of the hydraulic cylinder is sleeved with a threaded sleeve, the outer wall of the hydraulic cylinder is provided with an external thread matched with the threaded sleeve, the outer wall of the bottom of the threaded sleeve is rotatably connected with the outer wall of the top of the mounting plate, and the mounting plate is slidably sleeved on the outer wall of the hydraulic cylinder.
Preferably, clamp plate bottom outer wall and sponge piece fixed connection, the mounting hole has been seted up to clamp plate bottom central authorities outer wall, the installation hole inner chamber bottom slides and pegs graft there is the piston piece, fixed mounting has reset spring between piston piece and the mounting hole, clamp plate top outer wall fixed mounting has the batch oil tank, batch oil tank right side top outer wall passes through pipe and mounting hole top inner wall intercommunication, batch oil tank rear side outer wall is provided with the hose, and the one end that the batch oil tank was kept away from to the hose extends to the top of sponge piece.
Preferably, the through-hole has been seted up to piston piece bottom outer wall, it has the dog to peg graft in through-hole inner chamber bottom, trompil has been seted up to dog top outer wall, the equal fixed mounting of dog left and right sides outer wall has the sliding block, the sliding tray has been seted up to the through-hole inner wall, and the sliding block slides and inserts in the inner chamber of sliding tray, and fixed mounting has supporting spring between sliding block and the sliding tray, dog bottom and briquetting fixed connection.
Preferably, the bending method of the bending equipment with the anti-corrosion coating for processing the building pipe comprises the following steps:
s1: the pipe to be bent is placed above the two groups of guide wheels, the pipe is positioned between the pressing plate and the buffer plate, the hydraulic cylinder works to enable the hydraulic rod to drive the pressing plate to move downwards to apply force to the pipe, and the pipe is bent;
s2: in the process that the pressure plate applies pressure to the pipe, the telescopic spring stretches, so that the buffer plate can buffer the pipe in a force unloading manner under the pressure of bending, the breakage of the anticorrosive coating of the pipe due to the breakage of the surface of the pipe is avoided, and the pipe is protected.
Compared with the prior art, the invention has the beneficial effects that:
1. in the device, the bottom of the pipe is supported by the buffer plate, and the telescopic spring is telescopic, so that the buffer plate buffers and weakens the downward pressure of the pipe during bending, the bending speed of the pipe is reduced, the surface of a pipe bending area is prevented from being fractured due to sharp rigid collision during bending of the pipe, the corrosion-resistant coating on the surface of the pipe is prevented from being damaged, the pipe is protected, and the service life of the pipe is ensured;
2. after the pipe material of the buffer plate is contacted by sliding the guide block on the top of the buffer plate, the outer wall of the pipe material cannot slide on the outer wall of the buffer plate in the bending process of the pipe material, so that the guide block can move along with the pipe material due to bending movement, the abrasion of a coating on the outer wall of the pipe material due to sliding friction with the buffer plate is avoided, the pipe material is protected, and the service performance of a pressing device is improved;
3. when the clamp plate is bent to the tubular product, the piston block can move upwards, so that lubricating oil enters the sponge block through the hose, the lubricating oil is smeared on the outer wall of the tubular product, when the tubular product is bent to move, the friction force between the outer wall of the tubular product and the clamp plate is reduced, the probability of damage to the anti-corrosion coating on the outer wall of the tubular product is reduced, the anti-corrosion coating of the tubular product is prevented from being damaged in the processing process, and the service life of the tubular product is ensured.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic cross-sectional view of a pressing device according to the present invention;
FIG. 3 is an enlarged view of the structure at A of the present invention;
FIG. 4 is an enlarged view of the structure at B of the present invention.
In the figure: 1. a work table; 2. a hydraulic cylinder; 3. a guide wheel; 4. a pressing device; 41. pressing a plate; 411. mounting holes; 412. a piston block; 413. a return spring; 414. a through hole; 415. a stopper; 42. a buffer plate; 421. a moving groove; 422. a guide block; 423. a moving block; 424. rolling a ball; 43. a support block; 44. a guide bar; 45. a tension spring; 46. mounting grooves; 47. a threaded bushing; 48. a sponge block; 49. an oil storage tank.
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.
The invention provides a technical scheme that: a bending device with an anticorrosive coating for processing a building pipe, please refer to fig. 1, and comprises a workbench 1;
referring to fig. 1, guide wheels 3 are arranged on the outer walls of the left side and the right side of the front portion of a workbench 1, a hydraulic cylinder 2 is fixedly mounted on the outer wall of the top of the front side of the workbench 1, a hydraulic rod at the bottom of the hydraulic cylinder 2 is fixedly connected with a pressing device 4, the pressing device 4 comprises a pressing plate 41 fixedly connected with the hydraulic rod at the bottom of the hydraulic cylinder 2, a buffer plate 42 is movably mounted on the outer wall of the bottom of the pressing plate 41, and electric equipment related to the device is electrically connected with an external power switch through a wire;
referring to fig. 1 and 2, two sets of guide rods 44 are slidably mounted on the outer wall of the rear side of the pressing plate 41, the bottom ends of the two sets of guide rods 44 are fixedly connected with the outer wall of the top of the buffer plate 42, the mounting plate is slidably sleeved at the top end of the outer wall of the two sets of guide rods 44 and sleeved on the outer wall of the hydraulic cylinder 2, the outer wall of the guide rods 44 is sleeved with the extension springs 45, and two ends of the extension springs 45 are respectively fixedly connected with the outer wall of the guide rods 44 and the outer wall of the bottom of the mounting plate, so that the pressing plate 41 applies force to the pipe, when the pipe is bent, the bottom of the pipe is supported by the buffer plate 42, and the extension springs 45 extend and retract, so that the buffer plate 42 buffers and weakens the downward force when the pipe is bent, the bending speed of the pipe is reduced, cracks generated on the surface of the bending, the service life of the pipe is ensured;
referring to fig. 1 and 2, an installation groove 46 is formed in the outer wall of the center of the top of the buffer plate 42, a supporting block 43 is inserted into the top end of the inner cavity of the installation groove 46, sliders are fixedly installed on the outer walls of the left side and the right side of the supporting block 43, sliding grooves are formed in the inner walls of the left side and the right side of the installation groove 46, the sliders are slidably inserted into the inner cavity of the sliding grooves, a buffer spring is fixedly installed between the sliders and the sliding grooves, the supporting block 43 supports the pipe from the middle of the bottom of the pipe, the protection effect of the pressing device 4 is improved, and;
referring to fig. 2 and 4, the outer walls of the left and right sides of the top of the buffer plate 42 are fixedly provided with guide blocks 422, the outer walls of the left and right sides of the top of the buffer plate 42 are provided with moving grooves 421, the outer wall of the bottom of the guide blocks 422 is fixedly provided with moving blocks 423, the moving blocks 423 are inserted into the inner cavities of the moving grooves 421, and the guide blocks 422 can slide on the top of the buffer plate 42 by the sliding of the moving blocks 423 in the inner cavities of the moving grooves 421, so that after the tube of the buffer plate 42 is contacted, the outer wall of the tube does not slide on the outer wall of the buffer plate 42 in the bending process of the tube, the guide blocks 422 can move along with the tube due to the bending movement, thereby preventing the abrasion of the coating on the outer wall of the tube due to the sliding friction with the outer wall of the buffer plate 42, protecting the tube, increasing the outer wall of the, the outer wall of the rolling ball 424 is attached to the inner wall of the moving groove 421, a pushing spring is fixedly installed in the inner cavity of the groove, and one end, far away from the moving block 423, of the pushing spring is attached to the outer wall of the rolling ball 424;
referring to fig. 1 and 2, a threaded sleeve 47 is sleeved on the outer wall of the hydraulic cylinder 2, an external thread matched with the threaded sleeve 47 is arranged on the outer wall of the hydraulic cylinder 2, the outer wall of the bottom of the threaded sleeve 47 is rotatably connected with the outer wall of the top of the mounting plate, the mounting plate is slidably sleeved on the outer wall of the hydraulic cylinder 2, the mounting plate is moved upwards or downwards by rotating the threaded sleeve 47, the distance between the buffer plate 42 and the pressing plate 41 is changed, and therefore the buffer force provided by the buffer plate 42 for bending the pipe can be adjusted according to requirements;
referring to fig. 2 and 3, the outer wall of the bottom of the pressing plate 41 is fixedly connected to the sponge block 48, the outer wall of the bottom center of the pressing plate 41 is provided with a mounting hole 411, a piston block 412 is inserted into the bottom end of the inner cavity of the mounting hole 411 in a sliding manner, a return spring 413 is fixedly installed between the piston block 412 and the mounting hole 411, the outer wall of the top of the pressing plate 41 is fixedly provided with an oil storage tank 49, lubricating oil is filled in the oil storage tank 49, the outer wall of the top of the right side of the oil storage tank 49 is communicated with the inner wall of the top of the mounting hole 411 through a conduit, the outer wall of the rear side of the oil storage tank 49 is provided with a plurality of hoses which are communicated with the oil storage tank 49 to ensure that the lubricating oil uniformly enters the sponge block 48, one end of the hose far away from the oil storage tank 49 extends to the upper side of the sponge block 48, after the sponge block 48 is extruded, lubricating oil is smeared on the outer wall of the pipe, so that when the pipe moves due to bending, the friction force between the outer wall of the pipe and the pressing plate 41 is reduced, the probability of damage to an anti-corrosion coating on the outer wall of the pipe is reduced, the pipe is further protected, the anti-corrosion coating of the pipe is prevented from being damaged in the processing process, and the service life of the pipe is ensured;
referring to fig. 2 and 3, the outer wall of the bottom of the piston block 412 is provided with a through hole 414, the bottom of the inner cavity of the through hole 414 is inserted with a stopper 415, the outer wall of the top of the stopper 415 is provided with an opening, the outer walls of the left and right sides of the stopper 415 are both fixedly provided with a sliding block, the inner wall of the through hole 414 is provided with a sliding groove, the sliding block is inserted in the inner cavity of the sliding groove in a sliding manner, a supporting spring is fixedly arranged between the sliding block and the sliding groove, the bottom end of the stop block 415 is fixedly connected with the pressing block, when the pressing plate 41 moves upwards after the bending is finished, the pressure on the sponge block 48 disappears, the supporting spring is reset and expanded, the stop block 415 moves downwards, the opening is communicated with the outside, thereby communicating the oil reservoir 49 with the outside, and when the piston block 412 is returned, the lubricating oil in the oil reservoir 49 is not sucked back into the guide tube, when the piston block 412 is bent, the stopper 415 is inserted into the through hole 414 to block the mounting hole 411 from the outside, and the piston block 412 starts to move again.
A bending method of bending equipment with an anticorrosive coating for building pipe machining comprises the following steps:
s1: the pipe to be bent is placed above the two groups of guide wheels 3, the pipe is located between the pressing plate 41 and the buffer plate 42, the hydraulic cylinder 2 works to enable the hydraulic rod to drive the pressing plate 41 to move downwards to apply force to the pipe, and the pipe is bent;
s2: in-process that the clamp plate 41 was exerted pressure to the tubular product, it is flexible through expanding spring 45, make the buffer plate 42 carry out the power of unloading buffering to the pressure that the tubular product received bending, avoid tubular product surface to break off and cause the anticorrosive cladding material of tubular product to be broken, protect the tubular product, and after clamp plate 41 exerted pressure to the tubular product, piston block 412 can the rebound, in impressing the oil storage tank 49 with the air, make lubricating oil enter into sponge block 48 through the hose, sponge block 48 receives and can paint lubricating oil on the outer wall of tubular product after the extrusion, when making the tubular product take place to remove because of bending, frictional force between tubular product outer wall and the clamp plate 41 reduces, reduce the probability that causes destruction to the anticorrosive cladding material of tubular product outer wall, guarantee the life of tubular product.
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 (8)

1. The utility model provides a take building tubular product processing of anticorrosive coating with equipment of bending, includes workstation (1), its characterized in that: workstation (1) front portion left and right sides outer wall all is provided with leading wheel (3), workstation (1) front side top outer wall fixed mounting has pneumatic cylinder (2), pneumatic cylinder (2) bottom hydraulic stem and push down device (4) fixed connection, push down device (4) include with pneumatic cylinder (2) bottom hydraulic stem fixed connection's clamp plate (41), clamp plate (41) bottom outer wall movable mounting has buffer board (42).
2. The bending equipment with the anticorrosion coating for processing the building pipe as claimed in claim 1, wherein the bending equipment comprises: the clamp plate (41) rear side outer wall slidable mounting has two sets of guide bars (44), and is two sets of guide bar (44) bottom and buffer board (42) top outer wall fixed connection, it is two sets of guide bar (44) outer wall top slides and has cup jointed the mounting panel, and the mounting panel cover is on the outer wall of pneumatic cylinder (2), telescopic spring (45) have been cup jointed to guide bar (44) outer wall, and telescopic spring (45) both ends respectively with guide bar (44) outer wall, mounting panel bottom outer wall fixed connection.
3. The bending equipment with the anticorrosion coating for processing the building pipe as claimed in claim 2, wherein the bending equipment comprises: mounting groove (46) have been seted up to buffer board (42) top central authorities outer wall, it has supporting shoe (43) to peg graft on mounting groove (46) inner chamber top, the equal fixed mounting of supporting shoe (43) left and right sides outer wall has the slider, the spout has all been seted up to mounting groove (46) left and right sides inner wall, and the slider slides and inserts in the inner chamber of spout, and fixed mounting has buffer spring between slider and the spout.
4. The bending equipment with the anticorrosion coating for processing the building pipe as claimed in claim 3, wherein the bending equipment comprises: the equal fixed mounting in buffer board (42) top left and right sides outer wall has guide block (422), shifting chute (421) have all been seted up to buffer board (42) top left and right sides outer wall, guide block (422) bottom outer wall fixed mounting has movable block (423), insert in the inner chamber of shifting chute (421) movable block (423), the fluting has evenly been seted up with the front and back both sides outer wall to the bottom outer wall of movable block (423), and the fluting inner chamber is provided with spin (424), and spin (424) outer wall laminates mutually with shifting chute (421) inner wall, and fluting inner chamber fixed mounting has the promotion spring, and promotes the spring and keeps away from the one end of movable block (423) and laminates mutually with spin (424) outer wall.
5. The bending equipment with the anticorrosion coating for processing the building pipe as claimed in claim 2, wherein the bending equipment comprises: pneumatic cylinder (2) outer wall has cup jointed threaded sleeve (47), pneumatic cylinder (2) outer wall be provided with threaded sleeve (47) assorted external screw thread, threaded sleeve (47) bottom outer wall rotates with mounting panel top outer wall to be connected, and the mounting panel sliding sleeve is on the outer wall of pneumatic cylinder (2).
6. The bending equipment with the anticorrosion coating for processing the building pipe as claimed in claim 2, wherein the bending equipment comprises: clamp plate (41) bottom outer wall and sponge piece (48) fixed connection, mounting hole (411) have been seted up to clamp plate (41) bottom central authorities outer wall, sliding plug-in connection has piston piece (412) in mounting hole (411) inner chamber bottom, fixed mounting has reset spring (413) between piston piece (412) and mounting hole (411), clamp plate (41) top outer wall fixed mounting has batch oil tank (49), batch oil tank (49) right side top outer wall passes through pipe and mounting hole (411) top inner wall intercommunication, batch oil tank (49) rear side outer wall is provided with the hose, and the hose keeps away from the one end of batch oil tank (49) and extends to the top of sponge piece (48).
7. The bending equipment with the anticorrosion coating for processing the building pipe as claimed in claim 6, wherein the bending equipment comprises: through-hole (414) have been seted up to piston piece (412) bottom outer wall, peg graft there is dog (415) through-hole (414) inner chamber bottom, the trompil has been seted up to dog (415) top outer wall, the equal fixed mounting of dog (415) left and right sides outer wall has the sliding block, the sliding tray has been seted up to through-hole (414) inner wall, and the sliding block slides and inserts in the inner chamber of sliding tray, and fixed mounting has supporting spring between sliding block and the sliding tray, dog (415) bottom and briquetting fixed connection.
8. The bending method of the bending equipment with the anti-corrosion coating for the processing of the building pipes according to any one of claims 1 to 7, which is characterized in that: the method comprises the following steps:
s1: the pipe to be bent is placed above the two groups of guide wheels (3), the pipe is positioned between the pressing plate (41) and the buffer plate (42), the hydraulic cylinder (2) works to enable the hydraulic rod to drive the pressing plate (41) to move downwards to apply force to the pipe, and the pipe is bent;
s2: in the process of pressing the pipe by the pressing plate (41), the telescopic spring (45) stretches, so that the buffer plate (42) can buffer the stress of the pipe subjected to bending to avoid the breakage of the anticorrosive coating of the pipe due to the breakage of the surface of the pipe, and the pipe is protected.
CN202011591951.2A 2020-12-29 2020-12-29 Bending equipment with anti-corrosion coating for building pipe machining and bending method Withdrawn CN112845720A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011591951.2A CN112845720A (en) 2020-12-29 2020-12-29 Bending equipment with anti-corrosion coating for building pipe machining and bending method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011591951.2A CN112845720A (en) 2020-12-29 2020-12-29 Bending equipment with anti-corrosion coating for building pipe machining and bending method

Publications (1)

Publication Number Publication Date
CN112845720A true CN112845720A (en) 2021-05-28

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Application Number Title Priority Date Filing Date
CN202011591951.2A Withdrawn CN112845720A (en) 2020-12-29 2020-12-29 Bending equipment with anti-corrosion coating for building pipe machining and bending method

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117123649A (en) * 2023-10-12 2023-11-28 泰州华丰精密铸造有限公司 Automatic bending machine for sheet metal parts

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117123649A (en) * 2023-10-12 2023-11-28 泰州华丰精密铸造有限公司 Automatic bending machine for sheet metal parts
CN117123649B (en) * 2023-10-12 2024-05-10 泰州华丰精密铸造有限公司 Automatic bending machine for sheet metal parts

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