CN108176744A - A kind of pipe pushes away o ing equipment and its processing method - Google Patents
A kind of pipe pushes away o ing equipment and its processing method Download PDFInfo
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- CN108176744A CN108176744A CN201711443424.5A CN201711443424A CN108176744A CN 108176744 A CN108176744 A CN 108176744A CN 201711443424 A CN201711443424 A CN 201711443424A CN 108176744 A CN108176744 A CN 108176744A
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- hydraulic cylinder
- pipe
- pushing tow
- mainframe
- lower die
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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
- B21D9/08—Bending tubes using mandrels or the like in press brakes or between rams and anvils or abutments; Pliers with forming dies
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- Mechanical Engineering (AREA)
- Shaping Of Tube Ends By Bending Or Straightening (AREA)
Abstract
The present invention discloses a kind of pipe and pushes away o ing device and method, including mainframe, hydraulic station, control cabinet, mold, promote mainly hydraulic cylinder, pushing tow hydraulic cylinder, mold is set on mainframe, and mold is equipped with forming tunnel, and multiple moveable mobile pellets are equipped in forming tunnel；Hydraulic motor, encoder are equipped at the hinge joint of push bracket there are two being hinged on mainframe, push bracket and mainframe；Promote mainly hydraulic cylinder, pushing tow hydraulic cylinder is respectively arranged in two push bracket；Hydraulic motor, promote mainly hydraulic cylinder, pushing tow hydraulic cylinder with hydraulic station be drivingly connected；Control cabinet controls hydraulic station；During work, in the pipe filling elastic fluid, pipe put into mold, put into mold pellet is moved, make to promote mainly the push rod of hydraulic cylinder, the push rod of pushing tow hydraulic cylinder stretches into respectively from forming tunnel both ends, pipe is pushed away o ing.The present invention is suitable for the bending tube forming process of a variety of bending degree, and versatility is high, high in machining efficiency.
Description
Technical field
The present invention relates to pipeline forming fields more particularly to a kind of pipe to push away o ing equipment and its processing method.
Background technology
In traditional bend pipe manufacturing process, common scheme using circle roller it is round as a ball paragraph by paragraph after weld together again, this
The welding process of scheme is difficult to accurately control, and the product for welding out is it occur frequently that deforming or even welding not in place and cause
It comes off during use；In order to solve the problems, such as this, current technology scheme is to push away curved integrally formed method using bend pipe, straight
Pipe, which pushes away, curves bend pipe, and current to push away curved equipment and all process the bend pipe of specific curvature degree mostly, versatility is not high, in addition plus
The efficiency of work need to be improved.
Invention content
The present invention is the existing technological deficiency of solution, provides a kind of pipe and pushes away o ing equipment and its processing method,
Suitable for the bending tube forming process of a variety of bending degree, versatility is high, high in machining efficiency.Its specific technical solution is as follows：
The present invention discloses a kind of pipe and pushes away o ing equipment, including mainframe, hydraulic station, control cabinet, mold, promotes mainly hydraulic pressure
Cylinder, pushing tow hydraulic cylinder, mold are set on mainframe, and mold includes lower die and the upper mold with lower die cooperation, mold are equipped with and are used for
Make the forming tunnel of pipe bending forming, in forming tunnel equipped with it is multiple can be moved along forming tunnel move pellet, mobile core
The opposite end surface of block is respectively provided with recess and convex block, and recess, convex block are set along the moving direction for moving pellet, adjacent movement
It is engaged in the form of convex block and mating recesses between pellet；Two push bracket are additionally provided on mainframe, push bracket is hinged with mainframe, pushes away
Hydraulic motor, the coding for measuring push bracket rotational angle for push bracket to be driven to rotate are equipped at the hinge joint of frame and mainframe
Device, push bracket are parallel with the moving direction of mobile pellet around the trajectory plane that mainframe rotates；Promote mainly hydraulic cylinder, pushing tow hydraulic cylinder point
The push rod of hydraulic cylinder in two push bracket, She Yu not be promoted mainly, the push rod of pushing tow hydraulic cylinder coordinates respectively with the two-port of forming tunnel；Liquid
Pressure motor, promote mainly hydraulic cylinder, pushing tow hydraulic cylinder with hydraulic station be drivingly connected；Control cabinet controls hydraulic station.
Further, mobile pellet is cylinder, and convex block, recess are respectively arranged on the both ends of mobile pellet；Mobile pellet
Circumferential side wall is equipped with ball.
Further, upper mold and lower die are equipped with the grooving of bending, and grooving is L-shaped, and the turning point of grooving is
Arc-shaped transition；Forming tunnel is matched by the grooving of upper mold and the grooving of lower die to be synthesized；Mainframe is equipped with to drive
Upper mold closer or far from the upper hydraulic cylinder of lower die, for driving lower hydraulic cylinder of the lower die closer or far from upper mold；Upper mold and upper liquid
The movable end connection of cylinder pressure, lower die are connect with the movable end of lower hydraulic cylinder.
Further, the both ends of forming tunnel are equipped with the guide sleeve of tubulose, the circumference of wherein one end of guide sleeve
Wall is equipped with shoulder, and upper mold and lower die are equipped with mounting groove and shoulder slot, and guide sleeve coordinates with mounting groove, and shoulder coordinates with shoulder slot；
The internal diameter of guide sleeve is identical with the internal diameter of forming tunnel.
Further, mainframe includes lower bottom base, lower sliding seat, upper bed-plate, upper sliding seat；Lower bottom base and upper bed-plate it
Between be fixedly connected by more root posts, lower sliding seat, upper sliding seat are respectively positioned between lower bottom base and upper bed-plate；Lower sliding seat and on
Sliding seat is equipped with multiple guide holes, and column coordinates with guide hole activity；Upper hydraulic cylinder is set on upper bed-plate, and the movable end of upper hydraulic cylinder is consolidated
The fixed upper sliding seat of connection, lower hydraulic cylinder are set on lower bottom base, and the movable end of lower hydraulic cylinder is fixedly connected with lower sliding seat；Lower die is set on down
Side of the sliding seat far from lower hydraulic cylinder, upper mold are set on side of the upper sliding seat far from upper hydraulic cylinder.
Further, push bracket includes swing span, and swing span has the first hinge position, the second hinge position, the first hinge position,
Second hinge position is hinged with lower bottom base, and one end of the articulated shaft of the first hinge position and the output terminal of hydraulic motor are sequentially connected,
The other end of articulated shaft is connect with encoder；Swing span is equipped with cylinder seat, promotes mainly hydraulic cylinder, pushing tow hydraulic cylinder is respectively arranged on two and pushes away
In the cylinder seat of frame；One end that push rod closes on forming tunnel is equipped with dismountable punch.
Further, lower sliding seat close on the side of lower bottom base, upper sliding seat close on upper bed-plate side be equipped with it is close
Switch is electrically connected close to switch with control cabinet.
Further, the fixing end of hydraulic cylinder is promoted mainly, the fixing end of pushing tow hydraulic cylinder is equipped with to measure respective work
The displacement sensor of moved end shift length, displacement sensor are electrically connected with control cabinet；Promote mainly hydraulic cylinder, pushing tow hydraulic cylinder passes through
Woven hose is connect with hydraulic station, and woven hose is equipped with pressure sensor, and pressure sensor is electrically connected with control cabinet.
Further, mainframe is equipped with human inductor, and human inductor is located at the side of mainframe loading and unloading；Host
Frame peripheral is equipped with safe fence, and safe fence is equipped with LED lamp and buzzer for alarm, LED lamp, buzzer, human body sense
Device is answered to be electrically connected with control cabinet.
Further, above-mentioned process equipment, processing method include the following steps：
S1, lubricant is smeared toward the outer wall of pipe outer wall and push rod, filling elasticity in pipe in the slope is cut toward both ends
Medium is put into pipe close one end for promoting mainly hydraulic cylinder of the grooving of lower die, mobile pellet is placed into the forming of lower die
One end of the close pushing tow hydraulic cylinder of slot makes one end with convex block of mobile pellet inwardly；The short side of pipe is made to close on forming
The curved outside of grooving is closed in slot curved interior, the long side of pipe；Hydraulic cylinder and lower hydraulic cylinder in startup, move up lower die,
Upper mold moves down, until the grooving of lower die and the grooving of upper mold are combined into forming tunnel；
S2, adjustment pushing tow hydraulic cylinder and the angle for promoting mainly hydraulic cylinder, make the push rod of pushing tow hydraulic cylinder, promote mainly pushing away for hydraulic cylinder
Bar is respectively aligned to the both ends of forming tunnel；First start pushing tow hydraulic cylinder, pushing tow Hydraulic Cylinder push rod enters the one of forming tunnel
In end, push rod pushes mobile pellet movement, and the convex block top of mobile pellet is closed on elastic fluid；Then restart and promote mainly hydraulic pressure
Cylinder, the push rod for promoting mainly hydraulic cylinder push pipe and filled media, pipe to be promoted mainly hydraulic tube and push and enter forming tunnel
Bent section, pipe bending forming；Wherein, the thrust for promoting mainly hydraulic cylinder is more than the thrust of pushing tow hydraulic cylinder, is promoting mainly hydraulic cylinder
Promotion during, the push rod of pushing tow hydraulic cylinder passively retreats.
Hydraulic cylinder, lower hydraulic cylinder on S3, startup move up upper mold, lower die moves down, taking-up pipe, completion process.
Beneficial effects of the present invention：The present invention's promotes mainly the push rod direction of propulsion angle of hydraulic cylinder and pushing tow hydraulic cylinder
Push rod direction of propulsion angle can be adjusted, to adapt to the bend pipe process of differently curved degree；Multiple mobile pellet splicings
Into pushing structure that is can turning and being moved in forming tunnel, multiple mobile pellets can be detached arbitrarily, therefore can be curved
A variety of curvature are converted into, the bend pipe of a variety of bending degree can be processed；Equipment controls it to adjust angle and its work by control cabinet
Process, compared to manual operations, the technical program substantially increases processing efficiency.
Description of the drawings
Fig. 1 is the overall structure diagram of the embodiment of the present invention；
Fig. 2 is the three dimensional structure diagram of the embodiment of the present invention；
Fig. 3 is the main frame structure schematic diagram of the embodiment of the present invention；
Fig. 4 is the push bracket structure diagram of the embodiment of the present invention；
Fig. 5 is the mold structure diagram of the embodiment of the present invention；
Fig. 6 is the mobile core block structure of the embodiment of the present invention and adjacent two movements pellet connection diagram；
Fig. 7 is the structure diagram with safe fence embodiment of the present invention；
Fig. 8 is that the pipe of the embodiment of the present invention pushes away curved process schematic.
It is marked in figure：Mainframe 100, upper bed-plate 101, upper hydraulic cylinder 102, lower hydraulic cylinder 103, lower bottom base 104, lower activity
Seat 105, column 106, upper sliding seat 107, human inductor 108, the second notch 108, push bracket 200, riser 201, cylinder seat 202,
Swing span 203, the first hinge position 204, the second hinge position 205, sleeve 206, hydraulic motor 207, encoder 208, fixed frame
209, upper mold 301, lower die 302, grooving 303, guide sleeve 304, shoulder 305 promotes mainly hydraulic cylinder 401, pushing tow hydraulic cylinder 402,
Punch 403, control cabinet 500, hydraulic station 600, pipe 700, elastic fluid 701, forming tunnel 702, mobile pellet 800, recess
801, convex block 802, ball 803, safe fence 900, buzzer 901, LED lamp 902.
Specific embodiment
The embodiment of the present invention is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning to end
Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to for explaining the present invention, and is not considered as limiting the invention.
The present invention is described in further detail below by specific embodiment combination attached drawing.Please refer to attached drawing.
The present invention discloses a kind of pipe and pushes away o ing equipment, including mainframe 100, hydraulic station 600, control cabinet 500, mould
Have, promote mainly hydraulic cylinder 401, pushing tow hydraulic cylinder 402, mold is set on mainframe 100, and mold can be replaced, and mold includes lower die
302 and the upper mold 301 that coordinates with lower die 302, mold be equipped with for the forming tunnel 702 that makes 700 bending forming of pipe, forming
Equipped with multiple opposite end surface difference for moving pellet 800, moving pellet 800 that can be moved along forming tunnel 702 in duct 702
With recess 801 and convex block 802.Recess 801, convex block 802 are set along the moving direction for moving pellet 800, adjacent mobile core
It is engaged in the form of convex block 802 coordinates with recess 801 between block 800, it is preferable that recess 801 is is opened in mobile 800 end of pellet
The hemispherical invagination slot position of face center, convex block 802 is spherical, convex block 802 and 801 clearance fit of recess, in this way can be with
Recess 801 is made to coordinate, and transmitting thrust between two mobile pellets 800 can be facilitated with 802 activity of convex block；Mainframe 100
On be additionally provided with two push bracket 200, push bracket 200 is hinged with mainframe 100, is equipped with and uses at push bracket 200 and the hinge joint of mainframe 100
In hydraulic motor 207, the encoder 208 for measuring 200 rotational angle of push bracket that driving push bracket 200 rotates, push bracket 200 is around master
The trajectory plane that rack 100 rotates is parallel with the moving direction of mobile pellet 800；Promote mainly hydraulic cylinder 401, pushing tow hydraulic cylinder 402
Be respectively and fixedly installed in two push bracket 200, promote mainly the push rod of hydraulic cylinder 401, pushing tow hydraulic cylinder 402 push rod respectively with shaped hole
The two-port cooperation in road 702, processing the bend pipe of differently curved angle needs to use different molds, the forming tunnel of different molds
702 bending degree differs, and needs to control the rotation amplitude of push bracket 200 by control cabinet 500, hydraulic cylinder is promoted mainly so as to adjust
The telescopic direction of 401 push rod, the push rod of pushing tow hydraulic cylinder 402, so as to promote mainly the push rod of hydraulic cylinder 401, pushing tow hydraulic cylinder 402
Push rod be aligned two ports of forming tunnel 702 respectively；The structure of pushing tow hydraulic cylinder 402 and the structure for promoting mainly hydraulic cylinder 401
It is identical, hydraulic motor 207, promote mainly hydraulic cylinder 401, pushing tow hydraulic cylinder 402 is drivingly connected with hydraulic station 600, pushing tow hydraulic cylinder
402nd, it promotes mainly hydraulic cylinder 401 and provides power by two mutually independent hydraulic tubes respectively, so as to pushing tow hydraulic cylinder 402 and promote mainly liquid
Cylinder pressure 401 works independently from each other；Control cabinet 500 controls hydraulic station 600, it is preferable that promotes mainly hydraulic cylinder 401 and pushing tow hydraulic cylinder
402 provide power by two independent variable pumps respectively, and control cabinet 500 independent control, two variable capacity oil pumps promote mainly cylinder, pushing tow cylinder
It is controlled using ratio pressure, scaling-based shift, displacement, speed, flow can be set on the touch screen of control cabinet 500, with suitable
Answer different materials, variously-shaped pipe fitting forming requirement.Push rod direction of propulsion angle and the top of promoting mainly hydraulic cylinder 401 of the present invention
The push rod direction of propulsion angle of propulsive liquid cylinder pressure 402 can be adjusted, to adapt to the bend pipe process of differently curved degree；It is multiple
Mobile pellet 800 is spliced into pushing structure that is can turning and being moved in forming tunnel 702, multiple mobile pellets 800
It can arbitrarily detach, therefore a variety of curvature can be bent into, the bend pipe of a variety of bending degree can be processed；Equipment is by control cabinet
It adjusts angle and its process of work for 500 controls, and compared to manual operations, the technical program substantially increases processing efficiency.
Further, mobile pellet 800 is cylinder, and the length of mobile pellet 800 is about 2cm-3cm, mobile pellet
Determines according to actual conditions, different molds select the mobile pellet 800 of different-diameter to 800 diameter.Convex block 802, recess 801 divide
The both ends of pellet 800 She Yu not moved；The circumferential side wall of mobile pellet 800 is equipped with ball 803, and ball 803 can allow mobile core
Block 800 is moved along the inner wall of forming tunnel 702.
Further, upper mold 301 and lower die 302 are equipped with the grooving 303 of bending, and grooving 303 is L-shaped, forming
The turning point of slot 303 is arc-shaped transition；It is close that the close length for promoting mainly 401 one end of hydraulic cylinder of wherein grooving 303 is longer than its
The length of 402 one end of pushing tow hydraulic cylinder, this can facilitate places pipe in grooving 303 close to the one end for promoting mainly hydraulic cylinder 401
700.Forming tunnel 702 is matched by the grooving 303 of upper mold 301 with the grooving 303 of lower die 302 to be synthesized；On mainframe 100
Equipped with for drive upper mold 301 closer or far from lower die 302 upper hydraulic cylinder 102, for drive lower die 302 closer or far from
The lower hydraulic cylinder 103 of mould 301；Upper mold 301 is connect with the movable end of upper hydraulic cylinder 102, lower die 302 and the work of lower hydraulic cylinder 103
Moved end connects.Upper hydraulic cylinder 102 provides power with the same variable pump of lower hydraulic cylinder 103, and variable pump is controlled by control cabinet 500
Work, upper hydraulic cylinder 102 work asynchronously with lower hydraulic cylinder 103.During work, pipe 700 is put into lower die 302, then lower die
302 close with upper mold 301, and pipe 700 is processed, and after machining, upper mold 301 is detached with lower die 302, take out pipe
700, process high degree of automation.
Further, the both ends of forming tunnel 702 are equipped with the guide sleeve 304 of tubulose, wherein one end of guide sleeve 304
Circumferential side wall be equipped with shoulder 305,303 one end of grooving of upper mold 301 and 303 one end of grooving of lower die 302 are equipped with peace
Tankage and shoulder slot, guide sleeve 304 coordinate with mounting groove, and shoulder 305 coordinates with shoulder slot；The internal diameter and shaped hole of guide sleeve 304
The internal diameter in road 702 is identical.Preferably, guide sleeve 304 is fixed in lower die 302, and during work, pipe 700 is put into guiding
In set 304, the length of guide sleeve 304 is 3cm-5cm, and when processing, guide sleeve 304 can play processing pipe 700
Restriction effect.
Further, mainframe 100 includes the lower sliding seat 105, three of the lower bottom base 104 of triangular prism shape, triangular prism shape
The upper bed-plate 101 of prism-shaped, the upper sliding seat 107 of triangular prism shape；Pass through three root posts between lower bottom base 104 and upper bed-plate 101
106 are fixedly connected, and lower sliding seat 105, upper sliding seat 107 are respectively positioned between lower bottom base 104 and upper bed-plate 101；Lower sliding seat 105
And upper sliding seat 107 is equipped with multiple guide holes, column 106 coordinates with guide hole activity, so that upper sliding seat 107 and lower sliding seat
105 move up and down along column 106；Upper 102 fixing end of hydraulic cylinder is fixedly mounted on upper bed-plate 101, the activity of upper hydraulic cylinder 102
End is fixedly connected with sliding seat 107, and lower hydraulic cylinder 103 is fixedly mounted on lower bottom base 104, and the movable end of lower hydraulic cylinder 103 is fixed
The lower sliding seat 105 of connection；Lower die 302 is set on side of the lower sliding seat 105 far from lower hydraulic cylinder 103, and upper mold 301 is set on upper activity
107 sides far from upper hydraulic cylinder 102 of seat, upper hydraulic cylinder 102 respectively drive upper mold 301 and lower die 302 with lower hydraulic cylinder 103,
The stability of the course of work is high.
Further, push bracket 200 includes swing span 203, and swing span 203 has the first hinge position 204, the second hinge position
205, the first hinge position 204, the second hinge position 205 are hinged with lower bottom base 104, it is preferable that open the lower part side of swing span 203
If there are one the first notch of half frame, the first hinge position 204, the second hinge position 205 are respectively positioned at the upside of the first notch under
Side, pedestal also offer the second notch 108 of half frame-shaped, and the upper side wall of the second notch 108 is equipped with perforative hole position, and hole is set in position
There is the sleeve 206 of tubulose, sleeve 206 is screwed in the position of hole.During assembling, the articulated shaft at the first hinge position 204
One end pass through sleeve 206 down after be sequentially connected with the output terminal of hydraulic motor 207, the fixing end of hydraulic motor 207 is fixed
In the base end wall of sleeve 206, the other end of the articulated shaft up pass through sleeve 206 and after the upper side wall of the first notch with
Encoder 208 connects, which is fixedly connected with the upper side wall of the first notch, the company of rotation between the articulated shaft and sleeve 206
It connects, encoder 208 is fixed on 206 upper end wall of sleeve by fixed frame 209, and encoder 208 can sense the rotation of swing span 203
Angle, and data feedback to control cabinet 500；Turn in the articulated shaft of the second hinge position 205 and the lower madial wall of the second notch 108
Dynamic connection.Swing span 203 is equipped with cylinder seat 202, and cylinder seat 202 is plate, and cylinder seat 202 is fixed by screws in swing span 203
Upper surface, 202 upper side of cylinder seat are equipped with two pieces of risers 201 that are vertical, being oppositely arranged, promote mainly hydraulic cylinder 401, pushing tow hydraulic cylinder
402 are arranged in respectively on the riser 201 of the cylinder seat 202 of two push bracket 200；Swing span 203 it is simple in construction, easy to disassemble and assemble.Push rod
Close on forming tunnel 702 one end be equipped with dismountable punch 403, can according to the pipe 700 of different tube diameters process need and more
Punch 403 is changed, adaptability is high.Punch 403 can push the end of pipe 700, the force side of punch 403 be it is stepped,
Punch 403 and 700 combination stability of pipe are good.
Further, lower sliding seat 105 closes on the side of lower bottom base 104, upper sliding seat 107 closes on the one of upper bed-plate 101
Side is equipped with close to switch, is electrically connected close to switch with control cabinet 500, and the signal close to switch feeds back to control cabinet 500, is controlled
Case 500 makes upper mold 301 and lower die 302 so as to obtain the position relationship between lower sliding seat 105 and upper sliding seat 107
Cohesive process is more accurate.When being shaped when pushing away curved, lower movable transverse corbel lower die 302 and is risen, and upper moved cross beam is under upper mold 301
Drop.After being shaped when pushing away curved, upper mold 301 rises up to 400mm, and lower die 302 is sunk up to 200mm, convenient for taking out product.
Further, the fixing end of hydraulic cylinder 401 is promoted mainly, the fixing end of pushing tow hydraulic cylinder 402 is equipped with to measure respectively
From movable end shift length displacement sensor, displacement sensor electrically connects with control cabinet 500, and displacement sensor can calculate
Go out to promote mainly the advance distance of hydraulic cylinder 401, pushing tow hydraulic cylinder 402, and signal is fed back to control cabinet 500, and then control cabinet 500
The advance distance for promoting mainly hydraulic cylinder 401, pushing tow hydraulic cylinder 402 can be controlled；It is logical to promote mainly hydraulic cylinder 401, pushing tow hydraulic cylinder 402
Woven hose to be crossed to connect with hydraulic station 600, woven hose is equipped with pressure sensor, and pressure sensor is electrically connected with control cabinet 500, into
And control cabinet 500 can control the propelling pressure for promoting mainly hydraulic cylinder 401, pushing tow hydraulic cylinder 402, high degree of automation.
Further, mainframe 100 is equipped with human inductor 108, and it is upper and lower that human inductor 108 is located at mainframe 100
The side of material；It is equipped with safe fence 900 around mainframe 100, the distance of safe fence 900 and main body is 10cm-15cm, safety
Fence 900 is equipped with for the LED lamp 902 of alarm and buzzer 901, and LED lamp 902, buzzer 901, human inductor 108 are equal
Be electrically connected with control cabinet 500, when there is object to enter safe grating region, upper mold 301, lower die 302, promote mainly cylinder, pushing tow cylinder stops
Stop is made, and improves security performance.
Further, above-mentioned process equipment, processing method include the following steps：
S1, lubricant is smeared toward the outer wall of 700 outer wall of pipe and push rod, cuts in pipe 700 in the slope and fill out toward both ends
Elastic fluid 701 is filled, pipe 700 is put into close one end for promoting mainly hydraulic cylinder 401 of the grooving 303 of lower die 302, mobile
Pellet 800 is placed into one end of the close pushing tow hydraulic cylinder 402 of the grooving 303 of lower die 302, makes mobile pellet 800 with convex block
802 one end is inwardly；The short side of pipe 700 is made to close on 303 curved interior of grooving, grooving 303 is closed in the long side of pipe 700
Curved outside；Hydraulic cylinder 102 and lower hydraulic cylinder 103 in startup, move up lower die 302, upper mold 301 moves down, until lower die 302
The grooving 303 of grooving 303 and upper mold 301 be combined into forming tunnel 702；
S2, the camber situation according to the forming tunnel 702 of different molds, adjustment pushing tow hydraulic cylinder 402 and promote mainly hydraulic pressure
The angle of cylinder 401, the push rod for make the push rod of pushing tow hydraulic cylinder 402, promoting mainly hydraulic cylinder 401 are respectively aligned to the both ends of forming tunnel
Mouthful；First start pushing tow hydraulic cylinder 402, pushing tow hydraulic cylinder 402 pushes push rod to enter in one end of forming tunnel 702, and push rod pushes
Mobile pellet 800 moves, and the top of convex block 802 of mobile pellet 800 is closed on elastic fluid 701, specifically, according to forming tunnel
702 bending degree determines the usage quantity of mobile pellet 800, because the push rod of pushing tow hydraulic cylinder 402 cannot be bent, thus
It cannot enter in the bent section of forming tunnel 702, multiple mobile pellets 800 can only be leaned on to piece together one for transmitting thrust
Assembly enters the bent section of forming tunnel 702, and the push rod of pushing tow hydraulic cylinder 402 pushes multiple mobile pellets 800 to advance, pushes up
The push rod of propulsive liquid cylinder pressure 402 is in the bent section that just enter forming tunnel 702, it is ensured that far from pushing away for pushing tow hydraulic cylinder 402
The mobile pellet 800 of bar is just supported and is closed on elastic fluid 701；Then restart and promote mainly hydraulic cylinder 401, promote mainly hydraulic cylinder 401
Push rod pipe 700 and filled media, pipe is pushed to move, pipe 700 is promoted mainly hydraulic tube and pushes and enter forming
The bent section in duct 702,700 bending forming of pipe；The thrust for promoting mainly hydraulic cylinder 401 is more than the thrust of pushing tow hydraulic cylinder 402,
During the promotion for promoting mainly hydraulic cylinder 401, the thrust of pushing tow hydraulic cylinder 401 passes through pipe 700, elastic fluid 701, movement
Pellet 800 is transmitted on pushing tow hydraulic cylinder 401, and the push rod of pushing tow hydraulic cylinder 402 passively retreats, this can ensure in pipe
During 700 movements, stress, the expansion always of elastic fluid 701 prevents the tube wall of pipe 700 during o ing is pushed away
Happening for scuffing even interior notch distortion occurs.
Hydraulic cylinder 102, lower hydraulic cylinder 103 on S3, startup, move up upper mold 301, lower die 302 moves down, and take out pipe 700,
Complete process.
The above content is combine specific embodiment further description made for the present invention, it is impossible to assert this hair
Bright specific implementation is confined to these explanations.For those of ordinary skill in the art to which the present invention belongs, it is not taking off
Under the premise of from present inventive concept, several simple deduction or replace can also be made.
Claims (10)
1. a kind of pipe pushes away o ing equipment, including mainframe (100), hydraulic station (600), control cabinet (500), mold, promote mainly
Hydraulic cylinder (401), pushing tow hydraulic cylinder (402), the mold are set on the mainframe (100), and the mold includes lower die
(302) and the upper mold (301) with the lower die (302) cooperation, the mold are equipped with to make pipe (700) bending forming
Forming tunnel (702), the forming tunnel (702) are interior equipped with multiple mobile pellets that can be moved along the forming tunnel (702)
(800), the opposite end surface of the mobile pellet (800) is respectively provided with recess (801) and convex block (802), the recess
(801), the convex block (802) is set along the moving direction for moving pellet (800), the adjacent mobile pellet (800)
Between engaged in the form of convex block (802) and recess (801) coordinate；Two push bracket are additionally provided on the mainframe (100)
(200), the push bracket (200) is hinged with the mainframe (100), and the push bracket (200) is hinged with the mainframe (100)
Point place is equipped with for driving the hydraulic motor (207) of the push bracket (200) rotation, for measuring the push bracket (200) angle of rotation
The encoder (208) of degree, the push bracket (200) is around the trajectory plane that the mainframe (100) rotates and the mobile pellet
(800) moving direction is parallel；It is described promote mainly hydraulic cylinder (401), the pushing tow hydraulic cylinder (402) is respectively arranged on two push bracket
(200) on, the push rod for promoting mainly hydraulic cylinder (401), the pushing tow hydraulic cylinder (402) push rod respectively with the forming tunnel
(702) two-port cooperation；The hydraulic motor (207), hydraulic cylinder (401), the pushing tow hydraulic cylinder (402) promoted mainly are equal
It is drivingly connected with the hydraulic station (600)；The control cabinet (500) controls the hydraulic station (600).
2. former as described in claim 1, which is characterized in that the mobile pellet (800) is cylinder, the convex block
(802), the recess (801) is respectively arranged on the both ends of the mobile pellet (800)；The circumference of the mobile pellet (800)
Wall is equipped with ball (803).
3. former as described in claim 1, which is characterized in that the upper mold (301) and the lower die (302) are equipped with
The grooving (303) of bending, the grooving (303) is L-shaped, and the turning point of the grooving (303) is arc-shaped transition；Institute
Forming tunnel (702) is stated by the grooving (303) of the upper mold (301) and the grooving (303) of the lower die (302) to be matched
Synthesis；The mainframe (100) is equipped with to drive upper liquid of the upper mold (301) closer or far from the lower die (302)
Cylinder pressure (102), for driving lower hydraulic cylinder (103) of the lower die (302) closer or far from the upper mold (301)；On described
Mould (301) is connect with the movable end of the upper hydraulic cylinder (102), the activity of the lower die (302) and the lower hydraulic cylinder (103)
End connection.
4. former as claimed in claim 3, which is characterized in that the both ends of the forming tunnel (702) are equipped with pipe
The guide sleeve (304) of shape, the circumferential side wall of wherein one end of the guide sleeve (304) are equipped with shoulder (305), the upper mold
(301) and the lower die (302) is equipped with mounting groove and shoulder slot, and the guide sleeve (304) coordinates with the mounting groove, described
Shoulder (305) coordinates with the shoulder slot；The internal diameter of the guide sleeve (304) is identical with the internal diameter of the forming tunnel (702).
5. former as described in claim 1, which is characterized in that the mainframe (100) include lower bottom base (104), under
Sliding seat (105), upper bed-plate (101), upper sliding seat (107)；Lead between the lower bottom base (104) and the upper bed-plate (101)
Excessive root post (106) is fixedly connected, and the lower sliding seat (105), the upper sliding seat (107) are respectively positioned on the lower bottom base
(104) between the upper bed-plate (101)；The lower sliding seat (105) and the upper sliding seat (107) are equipped with multiple lead
Hole, the column (106) coordinate with the guide hole activity；The upper hydraulic cylinder (102) is described set on the upper bed-plate (101)
The movable end of upper hydraulic cylinder (102) is fixedly connected with the upper sliding seat (107), and the lower hydraulic cylinder (103) is set on the bottom
Seat (104), the movable end of the lower hydraulic cylinder (103) are fixedly connected with the lower sliding seat (105)；The lower die (302) is set on
Side of the lower sliding seat (105) far from the lower hydraulic cylinder (103), the upper mold (301) is set on the upper sliding seat
(107) side far from the upper hydraulic cylinder (102).
6. former as claimed in claim 5, which is characterized in that the push bracket (200) includes swing span (203), institute
Swing span (203) is stated with the first hinge position (204), the second hinge position (205), first hinge position (204), described second
Hinge position (205) is hinged with the lower bottom base (104), one end and the liquid of the articulated shaft of first hinge position (204)
The output terminal of pressure motor (207) is sequentially connected, and the other end of the articulated shaft is connect with the encoder (208)；The swing
Frame (203) be equipped with cylinder seat (202), it is described promote mainly hydraulic cylinder (401), the pushing tow hydraulic cylinder (402) is respectively arranged on described in two
In the cylinder seat (202) of push bracket (200)；One end that push rod closes on the forming tunnel (702) is equipped with dismountable punch (403).
7. former as claimed in claim 5, which is characterized in that the lower sliding seat (105) closes on the lower bottom base
(104) side that side, the upper sliding seat (107) close on the upper bed-plate (101) is equipped with close to switch, described close
Switch is electrically connected with the control cabinet (500).
8. former as described in claim 1, which is characterized in that the fixing end for promoting mainly hydraulic cylinder (401), the pushing tow
The fixing end of hydraulic cylinder (402) is equipped with the displacement sensor for measuring respective movable end shift length, and the displacement passes
Sensor is electrically connected with the control cabinet (500)；It is described promote mainly hydraulic cylinder (401), the pushing tow hydraulic cylinder (402) passes through infusion
Pipe is connect with the hydraulic station (600), and the woven hose is equipped with pressure sensor, the pressure sensor and the control cabinet
(500) it electrically connects.
9. former as described in claim 1, which is characterized in that the mainframe (100) is equipped with human inductor
(108), the human inductor (108) is positioned at the side of the mainframe (100) loading and unloading；Around the mainframe (100)
Equipped with safe fence (900), the safe fence (900) is equipped with for the l ed lamps (902) of alarm and buzzer (901),
The l ed lamps (902), the buzzer (901), the human inductor (108) are electrically connected with the control cabinet (500).
10. such as claim 1-9 any one of them formers, which is characterized in that processing method includes the following steps：
S1, lubricant is smeared toward the outer wall of pipe (700) outer wall and push rod, cuts in pipe in the slope (700) and fill out toward both ends
Elastic fluid (701) is filled, the grooving (303) for pipe (700) being put into the lower die (302) close to described promotes mainly liquid
One end of cylinder pressure (401), the mobile pellet (800) is placed into the lower die (302) the grooving (303) it is close
One end of the pushing tow hydraulic cylinder (402) makes one end with the convex block (802) of the mobile pellet (800) inwardly；Make
The short side of pipe (700) closes on the grooving (303) curved interior, and the grooving (303) is closed in the long side of pipe (700)
Curved outside；Start the upper hydraulic cylinder (102) and the lower hydraulic cylinder (103), the lower die (302) is made to move up, is described
Upper mold (301) moves down, until the grooving (303) of the lower die (302) and the grooving (303) of the upper mold (301)
It is combined into the forming tunnel (702)；
S2, the pushing tow hydraulic cylinder (402) and the angle for promoting mainly hydraulic cylinder (401) are adjusted, makes the pushing tow hydraulic cylinder
(402) push rod, the push rod for promoting mainly hydraulic cylinder (401) is respectively aligned to the two-port of the forming tunnel (702)；First start
The pushing tow hydraulic cylinder (402), the pushing tow hydraulic cylinder (402) push push rod to enter in one end of the forming tunnel (702),
Push rod pushes the mobile pellet (800) mobile, and convex block (802) top of the mobile pellet (800) is closed in the elastic fluid
(701) on；Then hydraulic cylinder (401) is promoted mainly described in restarting, the push rod for promoting mainly hydraulic cylinder (401) pushes pipe (700)
And the filled media, the pipe (700) are pushed by the hydraulic tube of promoting mainly and are entered the curved of the forming tunnel (702)
Pars convoluta section, pipe (700) bending forming；Wherein, the thrust for promoting mainly hydraulic cylinder (401) is more than the pushing tow hydraulic cylinder
(402) thrust, in the pushing course for promoting mainly hydraulic cylinder (401), after the push rod of the pushing tow hydraulic cylinder (402) is passive
It moves back；
S3, start the upper hydraulic cylinder (102), the lower hydraulic cylinder (103), move up the upper mold (301), the lower die
(302) it moves down, takes out pipe (700), complete process.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711443424.5A CN108176744B (en) | 2017-12-27 | 2017-12-27 | A kind of pipe pushes away o ing equipment and its processing method |
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| CN201711443424.5A CN108176744B (en) | 2017-12-27 | 2017-12-27 | A kind of pipe pushes away o ing equipment and its processing method |
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| CN108176744B CN108176744B (en) | 2019-09-06 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109092950A (en) * | 2018-08-15 | 2018-12-28 | 南昌航空大学 | It is a kind of that o ing apparatus and method are pushed away using the integrated bootstrap loading of pushing |
| CN109092951A (en) * | 2018-08-15 | 2018-12-28 | 南昌航空大学 | It is a kind of that o ing apparatus and method are pushed away using sliding integrated load |
| CN112705602A (en) * | 2020-12-08 | 2021-04-27 | 浙江嘉达机械制造有限公司 | Bent pipe machining process |
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| CN201244631Y (en) * | 2008-08-22 | 2009-05-27 | 瑞安市红旗液压设备厂 | Ejection mechanism of bent cold-pushing shaper |
| CN106734438A (en) * | 2017-01-13 | 2017-05-31 | 南昌航空大学 | One kind pushes away o ing method with small curvature bending radius L type thin-wall aluminum alloy bend pipe |
| CN106984702A (en) * | 2017-05-24 | 2017-07-28 | 南昌航空大学 | A kind of internal high pressure forming and the device and method for pushing away o ing |
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| CN1262972A (en) * | 1999-02-12 | 2000-08-16 | 张新岳 | Working method of hollow bent pipe |
| JP2001105034A (en) * | 1999-10-12 | 2001-04-17 | Mitsubishi Heavy Ind Ltd | Pipe bender |
| CN201244631Y (en) * | 2008-08-22 | 2009-05-27 | 瑞安市红旗液压设备厂 | Ejection mechanism of bent cold-pushing shaper |
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| CN109092950A (en) * | 2018-08-15 | 2018-12-28 | 南昌航空大学 | It is a kind of that o ing apparatus and method are pushed away using the integrated bootstrap loading of pushing |
| CN109092951A (en) * | 2018-08-15 | 2018-12-28 | 南昌航空大学 | It is a kind of that o ing apparatus and method are pushed away using sliding integrated load |
| CN112705602A (en) * | 2020-12-08 | 2021-04-27 | 浙江嘉达机械制造有限公司 | Bent pipe machining process |
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| Publication number | Publication date |
|---|---|
| CN108176744B (en) | 2019-09-06 |
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