CN108772451B - Novel pipe bender capable of bending upwards and downwards - Google Patents
Novel pipe bender capable of bending upwards and downwards Download PDFInfo
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- CN108772451B CN108772451B CN201810716011.8A CN201810716011A CN108772451B CN 108772451 B CN108772451 B CN 108772451B CN 201810716011 A CN201810716011 A CN 201810716011A CN 108772451 B CN108772451 B CN 108772451B
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- trolley
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- screw rod
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- 238000005452 bending Methods 0.000 title claims abstract description 52
- 239000000463 material Substances 0.000 claims description 45
- 239000003638 chemical reducing agent Substances 0.000 claims description 28
- 230000007246 mechanism Effects 0.000 claims description 18
- 239000011148 porous material Substances 0.000 claims description 10
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 7
- 229910052802 copper Inorganic materials 0.000 claims description 7
- 239000010949 copper Substances 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 230000009467 reduction Effects 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000001360 synchronised effect Effects 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 7
- 230000009471 action Effects 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 241000227287 Elliottia pyroliflora Species 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000016776 visual perception Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D9/00—Bending tubes using mandrels or the like
- B21D9/05—Bending tubes using mandrels or the like co-operating with forming members
- B21D9/07—Bending tubes using mandrels or the like co-operating with forming members with one or more swinging forming members engaging tube ends only
- B21D9/073—Bending tubes using mandrels or the like co-operating with forming members with one or more swinging forming members engaging tube ends only with one swinging forming member
-
- 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
-
- 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
- B21D43/04—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work
- B21D43/13—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by linearly moving tables
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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
- B21D9/00—Bending tubes using mandrels or the like
- B21D9/16—Auxiliary equipment, e.g. machines for filling tubes with sand
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention discloses a novel pipe bender capable of bending upwards and downwards, which comprises a machine case, wherein a lathe groove is axially formed in the top surface of the machine case; a through groove is axially formed in the middle of the turning groove; a core pulling oil cylinder is arranged on the top surface of the case at one end of the vehicle groove through an adapter plate; a trolley screw power assembly is arranged on one side of the through groove, which is close to the core pulling oil cylinder; the trolley guide rails are arranged on the two sides of the through groove on the top surface of the trolley groove; a group of sliding blocks are movably embedded on the trolley guide rail; the trolley bottom plate is fixed on the sliding block; a screw rod connecting seat is fixed at the bottom of the trolley bottom plate; the screw rod connecting seat is in screwed connection with the screw rod of the trolley screw rod power assembly; slide rails are radially fixed on two sides of the top surface of the trolley bottom plate; a group of guide blocks are movably embedded on the slide rail; a trolley box body is fixed on the guide block; the novel pipe bending machine for bending up and down can realize automatic feeding, core pulling positioning, clamping position adjustment, pipe fitting overturning and synchronous pipe bending up and down.
Description
Technical Field
The invention relates to a pipe bending machine, in particular to a novel pipe bending machine capable of bending up and down, and belongs to the technical field of novel machinery.
Background
Currently, the well-known pipe bending machine mainly comprises a manual lever type pipe bending machine and a large and heavy single-head pipe bending machine; the manual pipe bender needs to bend the pipe by the force of a person, and is time-consuming, labor-consuming, small in bending range, low in bending precision and capable of accumulating bending angles through the visual perception and experience of operators; the huge single-head pipe bender is too heavy, the mold replacement is time-consuming and laborious, the single-head bending causes the return distance of the hydraulic cylinder to be longer, the working efficiency is reduced, and the types of the existing pipe bender are various; such as Chinese patent application number: 201420858809.3A pipe bender, including setting up the pipe bender and fixed establishment in the stander, pipe bender and fixed establishment connect the power unit, pipe bender include pipe bender base, there are ejector blocks, first push rod, pipe bender base, push rod base, first push rod base on the base of pipe bender, the first piston rod rotates and connects between first piston rod connecting column and second piston rod connecting column, the said fixed establishment includes the base of fixed establishment, set up crank piston connecting rod, arcuate connecting rod, second push rod base, fixed establishment equipment rack, fixed block and wheel die sequentially from left to right, crank piston connecting rod one end rotates and connects with base of fixed establishment, the angle of the flexible adjustable pipe bender of the invention, difficult to collapse tube body while bending, especially suitable for the pipe fitting of the auto parts to process; however, the pipe fitting is complex to clamp during pipe bending, and guiding of the pipe fitting cannot be achieved. There is a need for improvements.
Disclosure of Invention
The invention aims to provide a novel pipe bending machine capable of realizing automatic feeding, core pulling positioning, clamping position adjustment, pipe fitting overturning and up-down synchronous pipe bending so as to overcome the defects in the prior art.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the embodiment of the application discloses a novel pipe bending machine capable of bending upwards and downwards, which comprises a machine case, wherein a machine groove is axially formed in the top surface of the machine case; a through groove is axially formed in the middle of the turning groove; a core pulling oil cylinder is arranged on the top surface of the case at one end of the vehicle groove through an adapter plate; a trolley screw power assembly is arranged on one side of the through groove, which is close to the core pulling oil cylinder; the trolley guide rails are arranged on the two sides of the through groove on the top surface of the trolley groove; a group of sliding blocks are movably embedded on the trolley guide rail; the trolley bottom plate is fixed on the sliding block; a screw rod connecting seat is fixed at the bottom of the trolley bottom plate; the screw rod connecting seat is in screwed connection with the screw rod of the trolley screw rod power assembly; slide rails are radially fixed on two sides of the top surface of the trolley bottom plate; a group of guide blocks are movably embedded on the slide rail; a trolley box body is fixed on the guide block; end covers are arranged at two axial ends of the box body of the trolley; the end cover at one side far away from the core-pulling oil cylinder movably passes through a trolley main shaft; the outer side of the end cover, which is close to one side of the core pulling oil cylinder, passes through a chain wheel plate; the copper sleeve is arranged on the outer side of the end cover, far away from the core-pulling oil cylinder, of the trolley main shaft; the driven sprocket is arranged at the sprocket plate of the trolley main shaft; the driven sprocket is connected to a driving sprocket arranged on the sprocket plate through a transmission piece; the driving chain wheel is mounted to a driving speed reducer; the main shaft of the trolley is sleeved with a chuck cylinder outside the copper sleeve; one end of the chuck cylinder body, which is close to the end cover, is an I-shaped end head; the end is respectively provided with a trolley clamping key sleeve and a bearing body; a shifting fork sliding key is arranged between the trolley clamping key sleeve and the bearing body; a cylinder is fixed on the side part of the trolley box body; the telescopic end of the cylinder is hinged to the shifting fork through a lug; the middle part of the shifting fork is fixed with a shifting fork sliding key through a pin shaft; one side of the shifting fork, which is far away from the lug, is hinged with a supporting seat through a pin shaft; an elastic chuck is fixed at one end of the main shaft of the trolley, which is far away from the driven sprocket; the elastic chuck is arranged at the front end of the inner side of the chuck cylinder; the pipe to be processed passes through the main shaft of the trolley, and the core-pulling oil cylinder and the pipe are positioned and tightly propped; the trolley screw rod power assembly drives the screw rod connecting seat to perform front-back motion, the screw rod connecting seat drives the trolley bottom plate, and the sliding block at the bottom of the trolley bottom plate performs front-back motion along the trolley guide rail; thereby driving the box body of the trolley to move forwards and backwards; the driving speed reducer on the chain wheel plate drives the driven chain wheel of the main shaft of the trolley to rotate through the driving chain wheel, so that the main shaft of the trolley is driven to rotate, and the aim of adjusting the angle is fulfilled; the pipe passes through the main shaft of the trolley and penetrates out of the elastic chuck; then, the telescopic end of the air cylinder is linked with the lug to finish the forward tilting and backward pulling of the shifting fork; the shifting fork drives the end head of the chuck cylinder; the chuck cylinder body slides back and forth along the copper sleeve; the elastic clamping head is tightened when the elastic clamping head is pulled backwards, and the elastic clamping head is loosened when the elastic clamping head is pushed forwards; the pipe can move back and forth; a lifting mechanism is arranged at one end, far away from the core-pulling oil cylinder, of the chassis; a speed reducer switching frame is fixed on a lifting piece of the lifting mechanism; a speed reduction power assembly is arranged on the inner side of the speed reducer switching frame; a machine head is fixed on one side, far away from the machine case, of the speed reducer switching frame; an upper bent pipe arm plate and a lower bent pipe arm plate are arranged outside one end of the machine head, which is far away from the speed reducer switching frame, through a main shaft; the upper bent pipe arm plate and the lower bent pipe arm plate are fixed with the main shaft; a driven bevel gear is fixed between the upper bent pipe arm plate and the lower bent pipe arm plate of the main shaft; the rotating shaft end of the speed reduction power assembly is fixed with a rotating shaft; a drive bevel gear is fixed on the rotating shaft; wheel molds are fixed at two ends of the main shaft; the side of the wheel die is provided with a clamping and horizontal pushing piece; the speed reducer switching frame and the machine head can be driven to lift by the lifting mechanism; the wheel die and the clamping and flat pushing piece at the upper end of the main shaft can be selected to act, or the wheel die and the clamping and flat pushing piece at the lower end of the main shaft can act, in addition, the wheel die and the clamping and flat pushing piece at the upper end of the main shaft are used for primary pipe bending, then the main shaft is driven to rotate by the driving speed reducer, so that the pipe of primary pipe bending is completed, after the wheel die and the clamping and flat pushing piece at the upper end of the main shaft are used for secondary pipe bending, the main shaft is driven to rotate by the driving speed reducer, so that the pipe of secondary pipe bending is completed, and the wheel die and the clamping and flat pushing piece at the lower end of the main shaft of the pipe are sent to act, so that the synchronous pipe bending is completed; when the pipe is bent, the deceleration power assembly drives the rotating shaft to rotate, and drives the driving bevel gear to rotate, so that the driven bevel gear is driven to rotate, and the upper pipe bending arm plate and the lower pipe bending arm plate on the main shaft are driven to rotate; and finally driving the clamping and flat pushing piece to bend the pipe.
Preferably, the clamping and horizontal pushing piece comprises a horizontal pushing supporting plate fixed on the top surface and the bottom surface of the machine head; the horizontal pushing support plate is arranged on the side of the upper bent pipe arm plate and the side of the lower bent pipe arm plate; the side, away from the machine head, of the upper bent pipe arm plate, the lower bent pipe arm plate and the flat pushing support plate is fixedly provided with a bent pipe rear support plate; a first clamping guide rail is fixed on the surface, away from each other, of the upper bent pipe arm plate and the lower bent pipe arm plate; a second clamping guide rail is fixed on the side, away from each other, of the horizontal pushing support plate; a first sliding block is movably embedded on the first clamping guide rail; the two first sliding block side sides are fixed through a sliding block connecting plate; a second sliding block is movably embedded on the second clamping guide rail; the two second sliding block side sides are fixed through a second sliding block connecting plate; an auxiliary pushing die sleeve is fixed on the second sliding block; an upper group of guide blocks and a lower group of guide blocks are fixed on one side, close to the wheel die, of the outer part of the auxiliary pushing die sleeve; the upper and lower groups of guide blocks are movably embedded with the transverse sliding rail; the sliding rail is fixed with the flat push plate; a first driving gear and a first driven gear are laterally meshed in the auxiliary pushing die sleeve; the first driving gear is fixed with the first driving motor; the first driven gear is fixed to an auxiliary pushing screw rod penetrating through the side part of the auxiliary pushing die sleeve; the auxiliary pushing screw rod is screwed with a first sliding table fixed with the flat pushing plate; the bent pipe rear supporting plate is meshed with a second driving gear and a second driven gear; the second driving gear is fixed with a second driving motor; the second driven gear is fixed to a clamping screw rod penetrating through the bent pipe rear supporting plate; the clamping screw rod is screwed with a second sliding table fixed with the sliding block connecting plate; the second driving motor drives the second driving gear to rotate; the second driving gear rotates to drive the second driven gear to rotate; the second driven gear drives the clamping screw rod to rotate; the clamping screw rod converts circular motion into linear motion through a second sliding table of the clamping screw rod; driving the sliding block connecting plate and the second sliding block connecting plate to act; the sliding block connecting plate drives the first sliding block and the second sliding block to act on the first clamping guide rail and the second clamping guide rail; thereby adjusting the gap between the wheel mold and the first sliding block and the second sliding block; the first driving motor drives the first driving gear to rotate; the first driving gear drives the first driven gear to rotate; the first driven gear drives the auxiliary pushing screw rod to rotate; driving the first sliding table to convert the circular motion into linear motion; pushing and translating with the flat pushing plate.
Preferably, a material supporting frame plate is fixed on one side of the top surface of the case, which is close to the lifting mechanism; a material supporting clamp bottom plate is fixed on one side of the material supporting frame plate, which is close to the lifting mechanism; a material supporting cylinder is fixed on the material supporting clamp bottom plate; the material supporting clamp bottom plate is fixed with material supporting levers on two sides of the material supporting cylinder through rotary pins; the bottom of the material supporting lever is fixedly provided with a material supporting clamping wheel; the telescopic end of the material supporting cylinder is provided with two pore plates through a pin shaft; the other end of the two pore plates is mounted at the bottom of the material supporting lever through a pin shaft; the telescopic end of the material supporting cylinder drives the two pore plates to be unfolded and tightened; the two pore plates drive the material supporting lever to tighten and expand, and the material supporting clamping wheel at the front end of the material supporting lever clamps and loosens the pipe.
Preferably, the lifting mechanism comprises a transverse guide rail fixed on the upper side and the lower side of the end part of the case; the transverse guide rail is fixed with the rotary bottom plate through a sliding block, and the rotary bottom plate can slide on the transverse guide rail through the sliding block; the two sides of one surface of the rotating bottom plate far away from the chassis are fixedly provided with vertical guide rails; an upper adapter plate and a lower adapter plate are movably embedded on the vertical guide rail; the speed reducer switching frame is fixed on the upper switching plate and the lower switching plate; one side of the upper adapter plate and one side of the lower adapter plate are fixed with a sliding block of the screw rod sliding table assembly; a telescopic rod is fixed on the other side of the upper adapter plate and the lower adapter plate; the other end of the telescopic rod is fixed with the case through a support; the sliding block of the screw sliding table assembly drives the upper adapter plate and the lower adapter plate to lift, and the telescopic rod can realize synchronous action while lifting.
Compared with the prior art, the novel pipe bending machine capable of bending up and down can realize automatic feeding by driving the main shaft to advance through the trolley wire rod power assembly and the trolley box body; the core-pulling oil cylinder is adopted to realize core-pulling positioning; automatic pipe clamping and loosening are realized through the cylinder, the shifting fork sliding key and the chuck cylinder body, when the pipe needs to be overturned, the speed reducer is directly driven to overturned, and finally, positioning clamping and bending are performed through the clamping and flat pushing piece; the pipe bending can be performed up and down synchronously during pipe bending.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present application, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a novel pipe bender for bending up and down in an embodiment of the present invention.
FIG. 2 is a top view of a novel pipe bender for bending up and down in an embodiment of the present invention.
FIG. 3 is a schematic view of the lifting mechanism, the material supporting pinch wheel and the trolley bottom plate structure of the invention.
Fig. 4 is a schematic view of the present invention in a partially enlarged configuration of fig. 3A.
Fig. 5 is a schematic view of the wheel mold and clamping and pushing member structure of the present invention.
Detailed Description
The following detailed description of the technical solutions according to the embodiments of the present invention will be given with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
As shown in fig. 1 to 5, the novel pipe bender comprises a machine case 1, wherein a machine groove 2 is axially formed in the top surface of the machine case 1; a through groove 3 is axially formed in the middle of the turning groove 2; a core-pulling oil cylinder 4 is arranged on the top surface of the case 1 at one end of the vehicle groove through an adapter plate; a trolley screw power assembly 5 is arranged on one side of the through groove 3, which is close to the core pulling oil cylinder 4; the trolley guide rails 6 are arranged on the two sides of the through groove 3 on the top surface of the trolley groove 2; a group of sliding blocks 7 are movably embedded on the trolley guide rail 6; the trolley bottom plate 8 is fixed on the sliding block 7; a screw rod connecting seat 9 is fixed at the bottom of the trolley bottom plate 8; the screw rod connecting seat 9 is in screwed connection with the screw rod of the trolley screw rod power assembly 5; slide rails 10 are radially fixed on two sides of the top surface of the trolley bottom 8 plate; a group of guide blocks 11 are movably embedded on the slide rail 10; a trolley box body 12 is fixed on the guide block 11; end covers 13 are arranged at the two axial ends of the trolley box body 12; the end cover 13 at one side far away from the core pulling cylinder movably passes through a main shaft 14 of the trolley; the outer side of the end cover 13 close to one side of the core pulling cylinder passes through a sprocket plate 15; a copper sleeve (not shown) is arranged on the outer side of the end cover of the trolley main shaft 14 at the side far away from the core-pulling oil cylinder 4; a driven sprocket (not shown) is mounted on the sprocket plate 15 of the cart main shaft 14; the driven sprocket is connected to a driving sprocket (not shown) mounted on a sprocket plate through a transmission member; the drive sprocket is mounted to a drive reducer (not shown); the trolley main shaft 14 is sleeved with a chuck cylinder 16 outside the copper bush; an end head 17 of the collet cylinder 16, which is adjacent to the end cover and is in an I shape; the end head 17 is respectively provided with a trolley clamping key sleeve 18 and a bearing body 19; a shifting fork sliding key 20 is arranged between the trolley clamping key sleeve 18 and the bearing body 19; a cylinder 21 is fixed on the side part of the trolley case 12; the telescopic end of the cylinder 21 is hinged to a shifting fork 22 through a lug; the middle part of the shifting fork 22 is fixed with the shifting fork sliding key 20 through a pin shaft; a support seat 24 is hinged to one side of the shifting fork 22 away from the lug through a pin shaft; an elastic chuck 25 is fixed at one end of the trolley main shaft 14 far away from the driven sprocket; the elastic chuck 25 is arranged at the front end of the inner side of the chuck cylinder 16; the pipe to be processed passes through the main shaft of the trolley, and the core-pulling oil cylinder and the pipe are positioned and tightly propped; the trolley screw rod power assembly drives the screw rod connecting seat to perform front-back motion, the screw rod connecting seat drives the trolley bottom plate, and the sliding block at the bottom of the trolley bottom plate performs front-back motion along the trolley guide rail; thereby driving the box body of the trolley to move forwards and backwards; the driving speed reducer on the chain wheel plate drives the driven chain wheel of the main shaft of the trolley to rotate through the driving chain wheel, so that the main shaft of the trolley is driven to rotate, and the aim of adjusting the angle is fulfilled; the pipe passes through the main shaft of the trolley and penetrates out of the elastic chuck; then, the telescopic end of the air cylinder is linked with the lug to finish the forward tilting and backward pulling of the shifting fork; the shifting fork drives the end head of the chuck cylinder; the chuck cylinder body slides back and forth along the copper sleeve; the elastic clamping head is tightened when the elastic clamping head is pulled backwards, and the elastic clamping head is loosened when the elastic clamping head is pushed forwards; the pipe can move back and forth; the lifting mechanism 26 is arranged at one end, far away from the core-pulling oil cylinder, of the case 1; the lifting part of the lifting mechanism 26 is fixedly provided with a speed reducer switching frame 27; a speed reduction power assembly 28 is arranged on the inner side of the speed reducer switching frame 27; a machine head 29 is fixed on one side of the speed reducer switching frame 27 far away from the machine case; an upper bent pipe arm plate 30 and a lower bent pipe arm plate 31 are arranged outside one end, far away from the speed reducer switching frame, of the machine head 29 through a main shaft; the upper elbow arm plate 30 and the lower elbow arm plate 31 are fixed with the main shaft 32; a driven bevel gear 33 is fixed between the upper bent pipe arm plate 30 and the lower bent pipe arm plate 31 of the main shaft 32; a rotating shaft (not shown) is fixed to the rotating shaft end of the deceleration power assembly 28; a drive bevel gear (not shown) is fixed to the rotation shaft; wheel molds 34 are fixed at two ends of the main shaft 32; the side of the wheel mold 34 is provided with a clamping and flat pushing piece; the speed reducer switching frame and the machine head can be driven to lift by the lifting mechanism; the wheel die and the clamping and flat pushing piece at the upper end of the main shaft can be selected to act, or the wheel die and the clamping and flat pushing piece at the lower end of the main shaft can act, in addition, the wheel die and the clamping and flat pushing piece at the upper end of the main shaft are used for primary pipe bending, then the main shaft is driven to rotate by the driving speed reducer, so that the pipe of primary pipe bending is completed, after the wheel die and the clamping and flat pushing piece at the upper end of the main shaft are used for secondary pipe bending, the main shaft is driven to rotate by the driving speed reducer, so that the pipe of secondary pipe bending is completed, and the wheel die and the clamping and flat pushing piece at the lower end of the main shaft of the pipe are sent to act, so that the synchronous pipe bending is completed; when the pipe is bent, the deceleration power assembly drives the rotating shaft to rotate, and drives the driving bevel gear to rotate, so that the driven bevel gear is driven to rotate, and the upper pipe bending arm plate and the lower pipe bending arm plate on the main shaft are driven to rotate; and finally driving the clamping and flat pushing piece to bend the pipe.
Further, the clamping and horizontal pushing member comprises a horizontal pushing supporting plate 361 fixed on the top surface and the bottom surface of the machine head; the horizontal pushing support plate 361 is arranged at the side of the upper bent pipe arm plate 30 and the lower bent pipe arm plate 31; the upper elbow arm plate 30, the lower elbow arm plate 31 and the horizontal pushing support plate 361 are fixed with an elbow rear support plate 362 at one side far away from the machine head; a first clamping guide rail 363 is fixed on the surface, away from each other, of the upper bent pipe arm plate 30 and the lower bent pipe arm plate 31; a second clamping guide rail 364 is fixed on the surface, far away from each other, of the horizontal pushing support plate 361; a first slider 365 is movably embedded on the first clamping guide rail 363; the sides of the two first sliding blocks 365 are fixed through a sliding block connecting plate 366; the second clamping guide rail 364 is movably embedded with a second sliding block 367; the two side sides of the second sliding block 367 are fixed through a second sliding block connecting plate (not shown); an auxiliary pushing die sleeve 368 is fixed on the second sliding block 367; an upper group of guide blocks 370 and a lower group of guide blocks are fixed on one side, close to the wheel die, of the outer part of the auxiliary pushing die sleeve 368; the upper and lower groups of guide blocks 370 are movably embedded with the transverse slide rails 371; the sliding rail 371 is fixed with the flat push plate 372; a first driving gear 373 and a first driven gear 374 are meshed with the inner side of the auxiliary pushing die sleeve 368 in a lateral direction; the first driving gear 373 is fixed to the first driving motor 375; the first driven gear 374 is fixed to an auxiliary push screw 376 penetrating the side of the auxiliary push die sleeve; a first sliding table 377 fixed with the flat push plate is screwed on the auxiliary push screw 376; the bent pipe rear supporting plate 362 is meshed with a second driving gear 378 and a second driven gear 379; the second driving gear 378 is fixed to the second driving motor 380; the second driven gear 379 is fixed to a clamping screw 381 penetrating the bent rear support plate; a second sliding table 369 fixed with the sliding block connecting plate is screwed on the clamping screw rod 381; the second driving motor drives the second driving gear to rotate; the second driving gear rotates to drive the second driven gear to rotate; the second driven gear drives the clamping screw rod to rotate; the clamping screw rod converts circular motion into linear motion through a second sliding table of the clamping screw rod; driving the sliding block connecting plate and the second sliding block connecting plate to act; the sliding block connecting plate drives the first sliding block and the second sliding block to act on the first clamping guide rail and the second clamping guide rail; thereby adjusting the gap between the wheel mold and the first sliding block and the second sliding block; the first driving motor drives the first driving gear to rotate; the first driving gear drives the first driven gear to rotate; the first driven gear drives the auxiliary pushing screw rod to rotate; driving the first sliding table to convert the circular motion into linear motion; pushing and translating with the flat pushing plate.
Further, a material supporting frame plate 39 is fixed on one side of the top surface of the case 1 close to the lifting mechanism; a material supporting clamp bottom plate 40 is fixed on one side of the material supporting frame plate 39 close to the lifting mechanism; a material supporting cylinder 41 is fixed on the material supporting clamp bottom plate 40; the material supporting clamp bottom plate 40 is fixed with a material supporting lever 42 through a rotary pin on two sides of a material supporting cylinder 41; a material supporting clamping wheel 43 is fixed at the bottom of the material supporting lever 42; the telescopic end of the material supporting cylinder 41 is provided with two pore plates 44 through a pin shaft; the other end of the two pore plates 44 is mounted to the bottom of the material supporting lever 42 through a pin shaft; the telescopic end of the material supporting cylinder drives the two pore plates to be unfolded and tightened; the two pore plates drive the material supporting lever to tighten and expand, and the material supporting clamping wheel at the front end of the material supporting lever clamps and loosens the pipe.
Further, the lifting mechanism 26 comprises a transverse guide rail 261 fixed on the upper side and the lower side of the end part of the case; the transverse guide rail 261 is fixed with the rotating bottom plate 262 through a sliding block, and the rotating bottom plate 262 can slide on the transverse guide rail 261 through the sliding block; a vertical guide rail 263 is fixed on two sides of one surface of the rotating bottom plate 262 far away from the chassis; an upper adapter plate 264 and a lower adapter plate 264 are movably embedded on the vertical guide rail 263; the speed reducer switching frame 27 is fixed on the upper and lower switching plates 264; one side of the upper and lower adapter plates 264 is fixed with a slide block of the screw rod slide table assembly 265; a telescopic rod 266 is fixed on the other side of the upper and lower adapter plates 264; the other end of the telescopic rod 266 is fixed with the chassis 1 through a support 267; the sliding block of the screw sliding table assembly drives the upper adapter plate and the lower adapter plate to lift, and the telescopic rod can realize synchronous action while lifting.
In conclusion, according to the novel pipe bending machine capable of bending up and down, the main shaft is driven to advance through the trolley screw power assembly and the trolley box body, so that automatic feeding can be realized; the core-pulling oil cylinder is adopted to realize core-pulling positioning; automatic pipe clamping and loosening are realized through the cylinder, the shifting fork sliding key and the chuck cylinder body, when the pipe needs to be overturned, the speed reducer is directly driven to overturned, and finally, positioning clamping and bending are performed through the clamping and flat pushing piece; the pipe bending can be performed up and down synchronously during pipe bending.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
The foregoing is merely exemplary of the application and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the application and are intended to be comprehended within the scope of the application.
Claims (2)
1. The utility model provides a novel bending machine of bending up and down which characterized in that: the device comprises a case, wherein a vehicle groove is axially formed in the top surface of the case; a through groove is axially formed in the middle of the turning groove; a core pulling oil cylinder is arranged on the top surface of the case at one end of the vehicle groove through an adapter plate; a trolley screw power assembly is arranged on one side of the through groove, which is close to the core pulling oil cylinder; the trolley guide rails are arranged on the two sides of the through groove on the top surface of the trolley groove; a group of sliding blocks are movably embedded on the trolley guide rail; the trolley bottom plate is fixed on the sliding block; a screw rod connecting seat is fixed at the bottom of the trolley bottom plate; the screw rod connecting seat is in screwed connection with the screw rod of the trolley screw rod power assembly; slide rails are radially fixed on two sides of the top surface of the trolley bottom plate; a group of guide blocks are movably embedded on the slide rail; a trolley box body is fixed on the guide block; end covers are arranged at two axial ends of the box body of the trolley; the end cover at one side far away from the core-pulling oil cylinder movably passes through a trolley main shaft; the outer side of the end cover, which is close to one side of the core pulling oil cylinder, passes through a chain wheel plate; the copper sleeve is arranged on the outer side of the end cover, far away from the core-pulling oil cylinder, of the trolley main shaft; the driven sprocket is arranged at the sprocket plate of the trolley main shaft; the driven sprocket is connected to a driving sprocket arranged on the sprocket plate through a transmission piece; the driving chain wheel is mounted to a driving speed reducer; the main shaft of the trolley is sleeved with a chuck cylinder outside the copper sleeve; one end of the chuck cylinder body, which is close to the end cover, is an I-shaped end head; the end is respectively provided with a trolley clamping key sleeve and a bearing body; a shifting fork sliding key is arranged between the trolley clamping key sleeve and the bearing body; a cylinder is fixed on the side part of the trolley box body; the telescopic end of the cylinder is hinged to the shifting fork through a lug; the middle part of the shifting fork is fixed with a shifting fork sliding key through a pin shaft; one side of the shifting fork, which is far away from the lug, is hinged with a supporting seat through a pin shaft; an elastic chuck is fixed at one end of the main shaft of the trolley, which is far away from the driven sprocket; the elastic chuck is arranged at the front end of the inner side of the chuck cylinder; a lifting mechanism is arranged at one end, far away from the core-pulling oil cylinder, of the chassis; a speed reducer switching frame is fixed on a lifting piece of the lifting mechanism; a speed reduction power assembly is arranged on the inner side of the speed reducer switching frame; a machine head is fixed on one side, far away from the machine case, of the speed reducer switching frame; an upper bent pipe arm plate and a lower bent pipe arm plate are arranged outside one end of the machine head, which is far away from the speed reducer switching frame, through a main shaft; the upper bent pipe arm plate and the lower bent pipe arm plate are fixed with the main shaft; a driven bevel gear is fixed between the upper bent pipe arm plate and the lower bent pipe arm plate of the main shaft; the rotating shaft end of the speed reduction power assembly is fixed with a rotating shaft; a drive bevel gear is fixed on the rotating shaft; wheel molds are fixed at two ends of the main shaft; the side of the wheel die is provided with a clamping and flat pushing piece, and the clamping and flat pushing piece comprises a flat pushing supporting plate fixed on the top surface and the bottom surface of the machine head; the horizontal pushing support plate is arranged on the side of the upper bent pipe arm plate and the side of the lower bent pipe arm plate; the side, away from the machine head, of the upper bent pipe arm plate, the lower bent pipe arm plate and the flat pushing support plate is fixedly provided with a bent pipe rear support plate; a first clamping guide rail is fixed on the surface, away from each other, of the upper bent pipe arm plate and the lower bent pipe arm plate; a second clamping guide rail is fixed on the side, away from each other, of the horizontal pushing support plate; a first sliding block is movably embedded on the first clamping guide rail; the two first sliding block side sides are fixed through a sliding block connecting plate; a second sliding block is movably embedded on the second clamping guide rail; the two second sliding block side sides are fixed through a second sliding block connecting plate; an auxiliary pushing die sleeve is fixed on the second sliding block; an upper group of guide blocks and a lower group of guide blocks are fixed on one side, close to the wheel die, of the outer part of the auxiliary pushing die sleeve; the upper and lower groups of guide blocks are movably embedded with the transverse sliding rail; the sliding rail is fixed with the flat push plate; a first driving gear and a first driven gear are laterally meshed in the auxiliary pushing die sleeve; the first driving gear is fixed with the first driving motor; the first driven gear is fixed to an auxiliary pushing screw rod penetrating through the side part of the auxiliary pushing die sleeve; the auxiliary pushing screw rod is screwed with a first sliding table fixed with the flat pushing plate; the bent pipe rear supporting plate is meshed with a second driving gear and a second driven gear; the second driving gear is fixed with a second driving motor; the second driven gear is fixed to a clamping screw rod penetrating through the bent pipe rear supporting plate; the clamping screw rod is connected with a second sliding table fixed with the sliding block connecting plate in a rotating way, and a material supporting frame plate is fixed on one side, close to the lifting mechanism, of the top surface of the case; a material supporting clamp bottom plate is fixed on one side of the material supporting frame plate, which is close to the lifting mechanism; a material supporting cylinder is fixed on the material supporting clamp bottom plate; the material supporting clamp bottom plate is fixed with material supporting levers on two sides of the material supporting cylinder through rotary pins; the bottom of the material supporting lever is fixedly provided with a material supporting clamping wheel; the telescopic end of the material supporting cylinder is provided with two pore plates through a pin shaft; the other end of the two pore plates is mounted at the bottom of the material supporting lever through a pin shaft.
2. The novel bending machine for bending up and down according to claim 1, wherein: the lifting mechanism comprises a transverse guide rail fixed on the upper side and the lower side of the end part of the case; the transverse guide rail is fixed with the rotary bottom plate through a sliding block; the two sides of one surface of the rotating bottom plate far away from the chassis are fixedly provided with vertical guide rails; an upper adapter plate and a lower adapter plate are movably embedded on the vertical guide rail; the speed reducer switching frame is fixed on the upper switching plate and the lower switching plate; one side of the upper adapter plate and one side of the lower adapter plate are fixed with a sliding block of the screw rod sliding table assembly; a telescopic rod is fixed on the other side of the upper adapter plate and the lower adapter plate; the other end of the telescopic rod is fixed with the case through a support.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810716011.8A CN108772451B (en) | 2018-07-03 | 2018-07-03 | Novel pipe bender capable of bending upwards and downwards |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810716011.8A CN108772451B (en) | 2018-07-03 | 2018-07-03 | Novel pipe bender capable of bending upwards and downwards |
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| CN108772451A CN108772451A (en) | 2018-11-09 |
| CN108772451B true CN108772451B (en) | 2024-02-23 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110512843B (en) * | 2019-09-25 | 2020-12-18 | 闽清紫扬信息技术有限公司 | Foaming agent floating device |
| CN112893549B (en) * | 2021-01-25 | 2021-12-10 | 浙江大学 | Bending forming device for pipe fitting capable of bending and changing pipe diameter and bending diameter |
| CN112845757A (en) * | 2021-02-23 | 2021-05-28 | 上海瀚霜机电设备有限公司 | Drawing machine |
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| CN108772451A (en) | 2018-11-09 |
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