CN112317572A - Pipe bending machine for stainless steel pipe machining - Google Patents
Pipe bending machine for stainless steel pipe machining Download PDFInfo
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- CN112317572A CN112317572A CN202110000549.0A CN202110000549A CN112317572A CN 112317572 A CN112317572 A CN 112317572A CN 202110000549 A CN202110000549 A CN 202110000549A CN 112317572 A CN112317572 A CN 112317572A
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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
- B21D7/00—Bending rods, profiles, or tubes
- B21D7/06—Bending rods, profiles, or tubes in press brakes or between rams and anvils or abutments; Pliers with forming dies
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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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- 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
- B21D43/006—Feeding elongated articles, such as tubes, bars, or profiles
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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
- B21D43/02—Advancing work in relation to the stroke of the die or tool
- B21D43/027—Combined feeding and ejecting devices
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention discloses a pipe bending machine for machining stainless steel pipes, which comprises a machining platform, a bending box and a feeding box, wherein the bending box and the feeding box are arranged at the upper end of the machining platform, limiting mechanisms are arranged on two sides inside the bending box, a clamping mechanism is arranged in the middle of the bending box, an adjusting mechanism is arranged below the machining platform, a rotating mechanism is arranged inside the feeding box, the clamping mechanism comprises a push plate and a driven clamping roller which are arranged inside the bending box in a sliding mode, and a strip-shaped constraint block is arranged on one side, close to the driven clamping roller, of the push plate. According to the invention, the steel pipe can be well limited when being extruded and bent by matching of the limiting mechanism, the clamping mechanism, the adjusting mechanism and other mechanisms, the phenomena of slippage, rotation, distortion and the like can not be generated, the good positioning before the steel pipe is bent can be ensured, and the stainless steel pipes with different pipe diameters can be bent by matching of the mechanisms, so that the applicability is strong.
Description
Technical Field
The invention relates to the technical field of pipe bending machines, in particular to a pipe bending machine for machining a stainless steel pipe.
Background
The stainless steel pipe may need to be processed into a bent pipe with a certain curvature in the practical application process, in the prior art, the pipe bending work of the pipeline is generally manually operated by workers, repeated operation is needed to process one bent pipe, a large amount of manpower is wasted, the workload of pipe bending personnel is increased, and certain potential safety hazards also exist due to manual operation of the workers.
Disclosure of Invention
The invention aims to: the pipe bending machine for machining the stainless steel pipe is provided for solving the problems that the efficiency of manually bending the stainless steel pipe is low, and the phenomena of collapse, inner wrinkle and the like of the bent pipe are easily caused.
In order to achieve the purpose, the invention adopts the following technical scheme:
a pipe bending machine for machining stainless steel pipes comprises a machining platform, a bending box and a feeding box, wherein the bending box and the feeding box are arranged at the upper end of the machining platform;
the clamping mechanism comprises a push plate and a driven clamping roller which are arranged in the bending box in a sliding mode, a strip-shaped restraining block is arranged on one side, close to the driven clamping roller, of the push plate, a driving clamping roller is symmetrically arranged in the strip-shaped restraining block in a sliding mode, the bending mechanism is arranged in the middle of the push plate, a limiting roller is arranged on one side, close to the driven clamping roller, of the right end of the push plate, a first electric telescopic rod is arranged on the outer side of the bending box, and the output end of the first electric telescopic rod is connected with one side of the push plate;
the bending mechanism comprises an extrusion component arranged on one side of the push plate, a driving component arranged on the other side of the push plate and a compression component arranged on the inner wall of the bending box;
the extrusion assembly comprises an extrusion shell, a push rod and a push block, wherein the push rod and the push block are arranged in the extrusion shell in a sliding mode, a second reset spring is arranged on the push rod, one end of the second reset spring is connected with the push rod, the other end of the second reset spring is connected with the extrusion shell, a strip-shaped push head is hinged to the upper end of the push rod, the lower end of the push rod is hemispherical, and the upper end of the push block protrudes outwards;
the driving assembly comprises a driving shell, a driving rod arranged in the driving shell in a sliding mode and a hydraulic cylinder arranged at one end of the driving shell, the upper end of the driving rod is quickly connected with the lower end of the push block through a convex block and a groove, a second reset spring is arranged in the middle of the driving rod, one end of the second reset spring is connected with the driving rod, the other end of the second reset spring is connected with the driving shell, and the output end of the hydraulic cylinder is connected with the driving rod;
the pressurized assembly comprises a pressurized shell, a pressurized push rod and a pressurized push block, wherein the pressurized push rod and the pressurized push block are arranged in the pressurized shell in a sliding mode, a tension spring is arranged on the pressurized push rod, one end of the tension spring is connected with the pressurized push rod, the other end of the tension spring is connected with the pressurized shell, the lower end of the pressurized push rod is hinged with a C-shaped limiting block, the upper end of the pressurized push rod is hemispherical, and the lower end of the pressurized push block is internally recessed.
As a further description of the above technical solution:
the rotary mechanism comprises a U-shaped restriction block arranged in the feeding box in a sliding mode, a second electric telescopic rod arranged at one end of the feeding box and a rotary drum arranged in the U-shaped restriction block in a rotating mode, the output end of the second electric telescopic rod is connected with one end of the U-shaped restriction block, the other end of the U-shaped restriction block is connected with the feeding box through a compression spring, bumps are arranged at two ends of the rotary drum and are arranged in the U-shaped restriction block in a rotating mode, a circle of tooth block is arranged in the middle of the rotary drum, a turbine and a worm are arranged in one end of the U-shaped restriction block in a rotating mode, the tooth block is meshed with the turbine, the turbine is meshed with the worm, a first motor is arranged at the upper end of the U-shaped restriction block, the output shaft of the first motor is connected with the worm, and a;
the fixing mechanism comprises a C-shaped fixing block arranged inside the rotary drum in a sliding mode, a second bidirectional screw rod arranged in the rotary drum in a rotating mode and a second motor arranged on the outer side of the rotary drum, an output shaft of the second motor is connected with the second bidirectional screw rod, two threaded seats are symmetrically arranged on the second bidirectional screw rod, the lower end of the C-shaped fixing block is connected with the threaded seats, an L-shaped push rod is arranged at the upper end of the C-shaped fixing block, a positioning block is arranged in the rotary drum in a sliding mode, a wedge-shaped bump is arranged at the upper end of the positioning block, the tail end of the L-shaped push rod is provided with an inclination angle, the inclination angle of the L-shaped push rod is the same as that of the wedge.
As a further description of the above technical solution:
the adjusting mechanism comprises a shell arranged below the processing platform, a first bidirectional screw rod rotatably arranged in the shell, two moving blocks symmetrically and slidably arranged in the shell and a driving motor arranged outside the shell, wherein the moving blocks are sleeved on the first bidirectional screw rod, an output shaft of the driving motor is connected with the first bidirectional screw rod, sliding blocks are arranged on two sides of each moving block, a sliding groove for the sliding blocks to move is formed in the inner wall of the shell, a driven clamping roller is rotatably arranged on the right side of the upper end of each moving block, the other end of the driven clamping roller is slidably arranged above the inner portion of the bending box, and a sliding groove for the driving clamping roller to reciprocate is formed in the upper end of each moving block.
As a further description of the above technical solution:
stop gear sets up in the inside steel pipe stopper of bending incasement portion including sliding, the inside of steel pipe stopper is equipped with two spacing rollers, the left side the gliding setting of spacing roller is connected with the steel pipe stopper in the inside of steel pipe stopper and through spacing spring, the right-hand member of steel pipe stopper is equipped with and promotes the piece, the interior survey of bending incasement is equipped with the spacing groove, it is equipped with first reset spring to promote between piece and the spacing groove, the both sides of steel pipe stopper are equipped with the slider, the inside gliding spout of slider that is equipped with of bending incasement portion.
As a further description of the above technical solution:
holes for the steel pipes to pass in and out are formed in the two sides of the bending box and the feeding box, and grooves for the driving clamping roller and the driven clamping roller to move are formed in the bottom of the bending box.
As a further description of the above technical solution:
the width of the C-shaped limiting block is 3/4 the diameter of the steel pipe, and the width of the strip-shaped push head is 1/4 the diameter of the steel pipe.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. according to the invention, the steel pipe can be well limited when being extruded and bent by matching of the limiting mechanism, the clamping mechanism, the adjusting mechanism and other mechanisms, the phenomena of slippage, rotation, distortion and the like can not be generated, the good positioning before the steel pipe is bent can be ensured, and the stainless steel pipes with different pipe diameters can be bent by matching of the mechanisms, so that the applicability is strong.
2. According to the invention, the stainless steel pipe is extruded through the strip-shaped push head and the C-shaped limiting block in the bending mechanism, so that the stainless steel pipe is bent, the resultant force of outer edge tensile stress and inner edge compressive stress generated by extrusion acts towards the middle part, but the diameter of the bent part of the stainless steel pipe on the horizontal plane is prevented from being increased due to the limitation of the strip-shaped push head and the C-shaped limiting block, the probability of ellipse occurrence of the bent part is reduced, and the generation of wrinkles is reduced.
Drawings
FIG. 1 illustrates a cross-sectional view of a curved box provided in accordance with an embodiment of the present invention;
FIG. 2 is a schematic diagram illustrating a bending mechanism according to an embodiment of the present invention;
FIG. 3 illustrates views A-A of FIG. 1 provided in accordance with an embodiment of the present invention;
FIG. 4 illustrates views B-B of FIG. 1 provided in accordance with an embodiment of the present invention;
FIG. 5 is a schematic structural diagram of a fixing mechanism provided according to an embodiment of the present invention;
FIG. 6 is a schematic diagram of a pressing assembly and a driving assembly provided according to an embodiment of the present invention;
FIG. 7 is a schematic diagram of a compression assembly provided in accordance with an embodiment of the present invention;
FIG. 8 is a schematic structural diagram illustrating a C-shaped limiting block and a bar-shaped pushing head according to an embodiment of the invention;
FIG. 9 illustrates a side cross-sectional view of a curved box provided in accordance with an embodiment of the present invention;
fig. 10 is a schematic structural diagram of an adjusting mechanism provided according to an embodiment of the present invention.
Illustration of the drawings:
1. a processing platform; 2. a bending box; 3. a feeding box; 4. a limiting mechanism; 5. a clamping mechanism; 6. a bending mechanism; 7. an adjustment mechanism; 8. a fixing mechanism; 9. a rotation mechanism; 41. a steel pipe limiting block; 42. a limiting roller; 43. a limiting spring; 44. a pushing block; 45. a limiting groove; 46. a first return spring; 51. pushing the plate; 52. a driven pinch roller; 53. a strip-shaped restraint block; 54. a driving nip roll; 55. a first electric telescopic rod;
61. an extrusion assembly; 611. extruding the shell; 612. a push rod; 613. a push block; 614. a second return spring; 615. a strip-shaped pushing head; 62. a drive assembly; 621. a drive case; 622. a drive rod; 623. a hydraulic cylinder; 63. a compression assembly; 631. a pressurized shell; 632. a push receiving rod; 633. a pushed block; 634. a tension spring; 635. a C-shaped limiting block; 71. a housing; 72. a first bidirectional screw; 73. a moving block; 74. a drive motor; 81. c-shaped fixed blocks; 82. a second bidirectional screw rod; 83. a threaded seat; 84. a second motor; 85. an L-shaped push rod; 86. positioning blocks; 91. a U-shaped restraint block; 92. a second electric telescopic rod; 93. a rotating drum; 94. a turbine; 95. a worm; 96. a first motor.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1-10, the present invention provides a technical solution: a pipe bending machine for machining stainless steel pipes comprises a machining platform 1, a bending box 2 and a feeding box 3, wherein the bending box 2 and the feeding box 3 are arranged at the upper end of the machining platform 1, limiting mechanisms 4 are arranged on two sides of the interior of the bending box 2, a clamping mechanism 5 is arranged in the middle of the bending box 2, an adjusting mechanism 7 is arranged below the machining platform 1, and a rotating mechanism 9 is arranged inside the feeding box 3;
the clamping mechanism 5 comprises a push plate 51 and a driven clamping roller 52 which are arranged in the bending box 2 in a sliding mode, a strip-shaped restraining block 53 is arranged on one side, close to the driven clamping roller 52, of the push plate 51, a driving clamping roller 54 is symmetrically arranged in the strip-shaped restraining block 53 in a sliding mode, the bending mechanism 6 is arranged in the middle of the push plate 51, a limiting roller 42 is arranged on one side, close to the driven clamping roller 52, of the right end of the push plate 51, a first electric telescopic rod 55 is arranged on the outer side of the bending box 2, and the output end of the first electric telescopic rod 55 is connected with one;
the bending mechanism 6 comprises a squeezing component 61 arranged on one side of the push plate 51, a driving component 62 arranged on the other side of the push plate 51 and a pressure-bearing component 63 arranged on the inner wall of the bending box 2;
the extrusion assembly 61 comprises an extrusion shell 611, a push rod 612 and a push block 613, the push rod 612 is slidably arranged in the extrusion shell 611, a second return spring 614 is arranged on the push rod 612, one end of the second return spring 614 is connected with the push rod 612, the other end of the second return spring 614 is connected with the extrusion shell 611, the upper end of the push rod 612 is hinged with a strip-shaped push head 615, the lower end of the push rod 612 is hemispherical, and the upper end of the push block 613 protrudes outwards;
the driving assembly 62 comprises a driving shell 621, a driving rod 622 slidably arranged in the driving shell 621 and a hydraulic cylinder 623 arranged at one end of the driving shell 621, wherein the upper end of the driving rod 622 is rapidly connected with the lower end of the pushing block 613 in a manner of a projection and a groove, a second return spring 614 is arranged in the middle of the driving rod 622, one end of the second return spring 614 is connected with the driving rod 622, the other end of the second return spring 614 is connected with the driving shell 621, and the output end of the hydraulic cylinder 623 is connected with the driving rod 622;
the pressed assembly 63 includes a pressed shell 631, a pressed rod 632 and a pressed block 633 slidably disposed in the pressed shell 631, a tension spring 634 is disposed on the pressed rod 632, one end of the tension spring 634 is connected with the pressed rod 632, the other end of the tension spring 634 is connected with the pressed shell 631, a C-shaped stopper 635 is hinged to the lower end of the pressed rod 632, the upper end of the pressed rod 632 is hemispherical, and the lower end of the pressed block 633 is inwardly recessed.
Further, the rotating mechanism 9 comprises a U-shaped restraint block 91 arranged inside the feeding box 3 in a sliding manner, a second electric telescopic rod 92 arranged at one end of the feeding box 3 and a rotary drum 93 rotatably arranged inside the U-shaped restraint block 91, the output end of the second electric telescopic rod 92 is connected with one end of the U-shaped restraint block 91, the other end of the U-shaped restraint block 91 is connected with the feeding box 3 through a compression spring, bumps are arranged at two ends of the rotary drum 93 and rotatably arranged in the U-shaped restraint block 91, a circle of tooth blocks are arranged in the middle of the rotary drum 93, a turbine 94 and a worm 95 are rotatably arranged inside one end of the U-shaped restraint block 91, the tooth blocks are meshed with the turbine 94, the turbine 94 is meshed with the worm 95, a first motor 96 is arranged at the upper end of the U-shaped restraint block 91, the output shaft of the first motor 96 is connected with the worm 95, and a fixing mechanism;
fixing mechanism 8 sets up in the inside C type fixed block 81 of rotary drum 93 including the symmetry slip, the second bidirectional screw 82 that sets up in rotary drum 93 rotates and sets up the second motor 84 in the rotary drum 93 outside, the output shaft and the second bidirectional screw 82 of second motor 84 are connected, the symmetry is equipped with two screw thread seats 83 on the second bidirectional screw 82, the lower extreme and the screw thread seat 83 of C type fixed block 81 are connected, the upper end of C type fixed block 81 is equipped with L type catch bar 85, it is equipped with locating piece 86 to slide in the rotary drum 93, the upper end wedge lug of locating piece 86, the terminal inclination that is equipped with inclination and wedge lug of L type catch bar 85 is the same, the middle part cover of locating piece 86 is equipped with reset spring, the lower extreme of locating piece 86 is equipped with.
Further, the adjusting mechanism 7 includes a housing 71 disposed below the processing platform 1, a first bidirectional screw 72 rotatably disposed inside the housing 71, two moving blocks 73 symmetrically slidably disposed inside the housing 71, and a driving motor 74 disposed outside the housing 71, the moving blocks 73 are sleeved on the first bidirectional screw 72, an output shaft of the driving motor 74 is connected to the first bidirectional screw 72, sliders are disposed on two sides of the moving blocks 73, a sliding slot for the slider to move is disposed on an inner wall of the housing 71, a driven clamping roller 52 is rotatably disposed on a right side of an upper end of the moving blocks 73, the other end of the driven clamping roller 52 is slidably disposed above an inner portion of the bending box 2, and a sliding slot for the driving clamping roller 54 to reciprocate is disposed on an upper end of the moving blocks 73.
Further, stop gear 4 sets up in the inside steel pipe stopper 41 of crooked case 2 including sliding, the inside of steel pipe stopper 41 is equipped with two spacing rollers 42, the spacing roller 42 in left side slides and sets up in the inside of steel pipe stopper 41 and be connected with steel pipe stopper 41 through spacing spring 43, the right-hand member of steel pipe stopper 41 is equipped with and promotes piece 44, the interior survey of crooked case 2 is equipped with spacing groove 45, it is equipped with first reset spring 46 to promote between piece 44 and the spacing groove 45, the both sides of steel pipe stopper 41 are equipped with the slider, crooked incasement portion is equipped with the gliding spout of slider.
Furthermore, holes for the steel pipes to enter and exit are formed in the two sides of the bending box 2 and the feeding box 3, and grooves for the driving clamping roller 54 and the driven clamping roller 52 to move are formed in the bottom of the bending box 2.
Further, the width of the C-shaped limiting block 635 is 3/4 the diameter of the steel tube, and the width of the strip-shaped pushing head 615 is 1/4 the diameter of the steel tube.
The working principle is as follows: when the stainless steel tube bending device is used, a stainless steel tube is fed into the bending box 2 from the feeding box 3, the second motor 84 is started, the second motor 84 rotates to enable the second bidirectional screw rod 82 to rotate, the threaded seat 83 sleeved on the second bidirectional screw rod 82 moves inwards, the stainless steel tube is fastened and fixed by the C-shaped fixing block 81, the positioning block 86 is extruded downwards by the L-shaped push rod 85 at the upper end of the C-shaped fixing block 81 to further position the stainless steel tube, and the first electric telescopic rod 55 and the second electric telescopic rod 92 are started after positioning;
the first electric telescopic rod 55 enables the push plate 51 to move towards the other side of the bending box 2, the driving clamping roller 54 enables the stainless steel pipe to be extruded towards the driven clamping roller 52, the push plate 51 moves inwards to enable the steel pipe limiting block 41 and the limiting roller 42 to extrude and limit the stainless steel pipe, the second electric telescopic rod 92 stretches out to enable the U-shaped limiting block 91 to move inwards, when the stainless steel pipe is limited, the driving motor 74 is started, the driving motor 74 drives the first bidirectional screw rod 72 to rotate, the moving block 73 is enabled to move to a proper position, the driven clamping roller 52 arranged at the upper end of the moving block 73 determines the final position,
the hydraulic cylinder 623 in the driving assembly 62 is started, the hydraulic cylinder 623 extends to enable the driving rod 622 to move inwards, the driving rod 622 drives the pushing block 613 to move inwards, the pushing block 613 drives the pushing rod 612 to extend to extrude the stainless steel pipe, the pushing rod 612 on two sides of the extruding shell 611 is firstly extruded according to the shape of the front end of the pushing block 613, the pushing rod 612 in the middle is extended slowly along with the extension of the hydraulic cylinder 623, the inner edge pressure stress generated by extrusion is slowly transmitted to a bending part, the elliptical deformation of the stainless steel pipe is further limited due to the wrapping of the stainless steel pipe by the C-shaped limiting block 635, the collapse and the inner wrinkle of the stainless steel pipe are reduced, after the extrusion is completed, the first electric telescopic rod 55 and the second electric telescopic rod 92 are contracted to release the further extrusion of the stainless steel pipe, if the stainless steel pipe needs to be bent on different planes, only the first motor 96 needs to be started, the first motor 96 rotates to enable the worm 95 to rotate, the worm 95 rotates to enable the worm wheel 94 to rotate, the worm wheel 94 drives the tooth blocks arranged on the outer side of the rotary drum 93 to rotate, the rotary drum 93 rotates, the stainless steel pipe rotates in space due to the fact that the fixing mechanism 8 in the rotary drum 93 rotates, the limiting mechanism 4, the clamping mechanism 5, the bending mechanism 6 and the adjusting mechanism 7 are started again to extrude the stainless steel pipe, and the stainless steel pipe is bent in different planes to adapt to different use scenes.
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 considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (6)
1. The pipe bending machine for machining the stainless steel pipe is characterized by comprising a machining platform (1), a bending box (2) and a feeding box (3), wherein the bending box (2) and the feeding box (3) are arranged at the upper end of the machining platform (1), limiting mechanisms (4) are arranged on two sides of the interior of the bending box (2), a clamping mechanism (5) is arranged in the middle of the bending box (2), an adjusting mechanism (7) is arranged below the machining platform (1), and a rotating mechanism (9) is arranged inside the feeding box (3);
the clamping mechanism (5) comprises a push plate (51) and a driven clamping roller (52) which are arranged inside the bending box (2) in a sliding mode, a strip-shaped restraint block (53) is arranged on one side, close to the driven clamping roller (52), of the push plate (51), a driving clamping roller (54) is symmetrically arranged inside the strip-shaped restraint block (53) in a sliding mode, a bending mechanism (6) is arranged in the middle of the push plate (51), a limiting roller (42) is arranged on one side, close to the driven clamping roller (52), of the right end of the push plate (51), a first electric telescopic rod (55) is arranged on the outer side of the bending box (2), and the output end of the first electric telescopic rod (55) is connected with one side of the push plate (51);
the bending mechanism (6) comprises an extrusion assembly (61) arranged on one side of the push plate (51), a driving assembly (62) arranged on the other side of the push plate (51) and a compression assembly (63) arranged on the inner wall of the bending box (2);
the extrusion assembly (61) comprises an extrusion shell (611), a push rod (612) and a push block (613), wherein the push rod (612) and the push block (613) are arranged in the extrusion shell (611) in a sliding mode, a second return spring (614) is arranged on the push rod (612), one end of the second return spring (614) is connected with the push rod (612), the other end of the second return spring is connected with the extrusion shell (611), the upper end of the push rod (612) is hinged with a strip-shaped push head (615), the lower end of the push rod (612) is hemispherical, and the upper end of the push block (613) protrudes outwards;
the driving assembly (62) comprises a driving shell (621), a driving rod (622) arranged inside the driving shell (621) in a sliding mode and a hydraulic cylinder (623) arranged at one end of the driving shell (621), the upper end of the driving rod (622) is rapidly connected with the lower end of the pushing block (613) in a mode of a convex block and a groove, a second return spring (614) is arranged in the middle of the driving rod (622), one end of the second return spring (614) is connected with the driving rod (622), the other end of the second return spring is connected with the driving shell (621), and the output end of the hydraulic cylinder (623) is connected with the driving rod (622);
pressurized subassembly (63) including pressurized shell (631), slip setting pressurized shell (631) in receive push rod (632) and receive ejector pad (633), be equipped with extension spring (634) on receiving push rod (632), the one end of extension spring (634) is connected with pressurized shell (631) with received push rod (632), the other end is connected with pressurized shell (631), the lower extreme that receives push rod (632) articulates there is C type stopper (635), the upper end that receives push rod (632) is hemispherical, the lower extreme of receiving ejector pad (633) is sunken to the inside.
2. The pipe bender for processing stainless steel pipes according to claim 1, wherein the rotating mechanism (9) comprises a U-shaped restraining block (91) slidably disposed inside the feeding box (3), a second electric telescopic rod (92) disposed at one end of the feeding box (3), and a rotating drum (93) rotatably disposed inside the U-shaped restraining block (91), an output end of the second electric telescopic rod (92) is connected with one end of the U-shaped restraining block (91), the other end of the U-shaped restraining block (91) is connected with the feeding box (3) through a compression spring, two ends of the rotating drum (93) are provided with a lug and rotatably disposed inside the U-shaped restraining block (91), a circle of tooth blocks are disposed in the middle of the rotating drum (93), a turbine (94) and a worm (95) are rotatably disposed inside one end of the U-shaped restraining block (91), and the tooth blocks are engaged with the turbine (94), the worm wheel (94) is meshed with the worm (95), the upper end of the U-shaped constraint block (91) is provided with a first motor (96), the output shaft of the first motor (96) is connected with the worm (95), and a fixing mechanism (8) for fixing the steel pipe is arranged in the rotary drum (93);
the fixing mechanism (8) comprises a C-shaped fixing block (81) symmetrically and slidably arranged in the rotary drum (93), a second bidirectional screw rod (82) rotatably arranged in the rotary drum (93) and a second motor (84) arranged on the outer side of the rotary drum (93), an output shaft of the second motor (84) is connected with the second bidirectional screw rod (82), two threaded seats (83) are symmetrically arranged on the second bidirectional screw rod (82), the lower end of the C-shaped fixing block (81) is connected with the threaded seats (83), an L-shaped push rod (85) is arranged at the upper end of the C-shaped fixing block (81), a positioning block (86) is slidably arranged in the rotary drum (93), a wedge-shaped bump is arranged at the upper end of the positioning block (86), an inclination angle is arranged at the tail end of the L-shaped push rod (85) and is identical to the inclination angle of the wedge-shaped bump, and a middle reset spring of the positioning block, the lower end of the positioning block (86) is provided with a positioning groove.
3. The pipe bender for processing stainless steel pipes according to claim 1, wherein the adjusting mechanism (7) comprises a housing (71) arranged below the processing platform (1), a first bidirectional screw (72) rotatably arranged in the housing (71), two moving blocks (73) symmetrically and slidably arranged in the housing (71), and a driving motor (74) arranged outside the housing (71), the moving blocks (73) are sleeved on the first bidirectional screw (72), an output shaft of the driving motor (74) is connected with the first bidirectional screw (72), two sides of the moving blocks (73) are provided with sliding blocks, the inner wall of the housing (71) is provided with a sliding groove for the sliding blocks to move, the right side of the upper end of the moving block (73) is rotatably provided with the driven clamping roller (52), and the other end of the driven clamping roller (52) is slidably arranged above the bending box (2), the upper end of the moving block (73) is provided with a sliding groove for the driving clamping roller (54) to move in a reciprocating manner.
4. The pipe bending machine for processing the stainless steel pipe according to claim 1, wherein the limiting mechanism (4) comprises a steel pipe limiting block (41) slidably disposed inside the bending box (2), two limiting rollers (42) are disposed inside the steel pipe limiting block (41), the left limiting roller (42) is slidably disposed inside the steel pipe limiting block (41) and connected to the steel pipe limiting block (41) through a limiting spring (43), a pushing block (44) is disposed at a right end of the steel pipe limiting block (41), a limiting groove (45) is disposed inside the bending box (2), a first return spring (46) is disposed between the pushing block (44) and the limiting groove (45), sliding blocks are disposed on two sides of the steel pipe limiting block (41), and a sliding chute for sliding the sliding blocks is disposed inside the bending box (2).
5. The pipe bender according to claim 1, wherein both sides of the bending box (2) and the feeding box (3) are provided with holes for passing in and out of the steel pipe, and the bottom of the bending box (2) is provided with grooves for the movement of the driving clamping roller (54) and the driven clamping roller (52).
6. The bending machine for stainless steel tube machining according to claim 1, wherein the width of the C-shaped stopper (635) is 3/4 of the diameter of the steel tube, and the width of the bar-shaped pusher (615) is 1/4 of the diameter of the steel tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110000549.0A CN112317572A (en) | 2021-01-04 | 2021-01-04 | Pipe bending machine for stainless steel pipe machining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110000549.0A CN112317572A (en) | 2021-01-04 | 2021-01-04 | Pipe bending machine for stainless steel pipe machining |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112317572A true CN112317572A (en) | 2021-02-05 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110000549.0A Withdrawn CN112317572A (en) | 2021-01-04 | 2021-01-04 | Pipe bending machine for stainless steel pipe machining |
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| Country | Link |
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| CN (1) | CN112317572A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113787123A (en) * | 2021-09-16 | 2021-12-14 | 嘉兴金鹏工具有限公司 | Energy-saving and environment-friendly multi-angle hydraulic pipe bending device |
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| RU2085317C1 (en) * | 1995-07-11 | 1997-07-27 | Акционерное общество открытого типа "Завод им.В.А.Дегтярева" | Die set for bending tubes |
| JP4043550B2 (en) * | 1997-06-06 | 2008-02-06 | エイカー ヤーズ オー ワイ | Bending apparatus and bending method |
| CN110743947A (en) * | 2019-10-30 | 2020-02-04 | 广州建龙电器有限公司 | Pipe bending device and pipe bending method for radial loading rotation and centering positioning |
| CN110899414A (en) * | 2019-12-19 | 2020-03-24 | 徐倩倩 | Intelligent electric hydraulic pipe bender for electric power construction |
| CN211276010U (en) * | 2019-11-29 | 2020-08-18 | 无锡市远恒机械制造有限公司 | Be used for crooked former of trachea |
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2021
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2085317C1 (en) * | 1995-07-11 | 1997-07-27 | Акционерное общество открытого типа "Завод им.В.А.Дегтярева" | Die set for bending tubes |
| JP4043550B2 (en) * | 1997-06-06 | 2008-02-06 | エイカー ヤーズ オー ワイ | Bending apparatus and bending method |
| CN110743947A (en) * | 2019-10-30 | 2020-02-04 | 广州建龙电器有限公司 | Pipe bending device and pipe bending method for radial loading rotation and centering positioning |
| CN211276010U (en) * | 2019-11-29 | 2020-08-18 | 无锡市远恒机械制造有限公司 | Be used for crooked former of trachea |
| CN110899414A (en) * | 2019-12-19 | 2020-03-24 | 徐倩倩 | Intelligent electric hydraulic pipe bender for electric power construction |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113787123A (en) * | 2021-09-16 | 2021-12-14 | 嘉兴金鹏工具有限公司 | Energy-saving and environment-friendly multi-angle hydraulic pipe bending device |
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Application publication date: 20210205 |
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