CN106140908A - Exhaustor strip bending device - Google Patents
Exhaustor strip bending device Download PDFInfo
- Publication number
- CN106140908A CN106140908A CN201610611008.0A CN201610611008A CN106140908A CN 106140908 A CN106140908 A CN 106140908A CN 201610611008 A CN201610611008 A CN 201610611008A CN 106140908 A CN106140908 A CN 106140908A
- Authority
- CN
- China
- Prior art keywords
- exhaustor
- moving block
- hydraulic cylinder
- briquetting
- workbench
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- 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
- B21D9/01—Bending tubes using mandrels or the like the mandrel being flexible and engaging the entire tube length
-
- 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
Abstract
The present patent application belongs to exhaustor technical field of processing equipment, specifically disclose a kind of exhaustor strip bending device, including workbench, workbench is provided with top wheel and for fixing the fixation clamp of exhaustor, hinged on workbench being provided with the first moving block and the second moving block, one end of the first moving block is provided with the first hydraulic cylinder, and the other end is provided with down pressing seat, it is mounted with in down pressing seat that briquetting, the piston boit of described first hydraulic cylinder and the first moving block are fixing to connect;One end of second moving block is provided with the second hydraulic pressure, and the other end is provided with lower pulling seat, and lower pulling seat is provided with electric magnet, the piston boit of the second hydraulic cylinder and the fixing connection of the second moving block;Briquetting with on electric magnet relative to the arcwall face that side is indent, the cylinder body of the first hydraulic cylinder and the second hydraulic cylinder connects with hydraulic pump.Compared with prior art, this device is easy to operate, time saving and energy saving, can effectively prevent from using event exhaust pipe because of only by a side force during bending, and it is flat to cause exhaustor to bend time-varying.
Description
Technical field
The invention belongs to exhaustor technical field of processing equipment, particularly relate to a kind of exhaustor strip bending device.
Background technology
Exhaustor is a part for engine exhaust system, is installed on the afterbody of automobile, for by during motor racing
The waste gas that electromotor produces is discharged.Generally for installing, environmental protection and attractive in appearance etc. the needs of vehicle, can be by certain for exhaustor bending
Angle.Such as, the angle direction of car and light weight domestic automobile exhaust pipeline is usually and is parallel to ground backward, and high-power
The angle of transport vehicle and agri-vehicle discharge duct is folded to ground.
In the course of processing of exhaustor, after processing exhaustor in straight pipeline often, re-use bending machine etc.
Equipment carries out bending to exhaustor.During bending machine bending pipeline, first terminate on workbench by anti-for pipeline, need bending place alignment curved
The operating position of pipe machine, then fixes one end of pipeline, from one end of pipeline firmly, pulls pipeline to be allowed to bend.To bend pipe
The process analysis of machine bend pipe understands, and uses bending machine bend pipe can there is following defect: pipeline bending place become flat serious (oval),
Outside pipeline bending place, tube wall thickness is excessive, outside pipeline bending place lateral bending split, wrinkling and bending springback inside pipeline bending place
Deng.Along with the difference of elbow radius, mode and position that above-mentioned four kinds of defects produce are different, and send out the most simultaneously
Raw.
The existence of bend pipe defect can produce the biggest negative effect to the quality bending pipe fitting, and pipe thickness is thinning, inevitable
Reduce pipe fitting and bear intrinsic pressure ability, affect its serviceability;(i.e. pipeline bending place becomes in the distortion of bending tubing section configuration
Flat), on the one hand area of section may be caused to reduce, thus increase the resistance of fluid flowing, on the other hand also affect pipe fitting at knot
Functional effect in structure;The wrinkling pipe strength that not only can weaken of pipe material inner wall, and it is uneven to easily cause flow media speed, produces
Raw eddy current and crooked position collect dirt, impact bends the normal use of pipe fitting;Rebound phenomenon necessarily makes the angle of bend of tubing
More than predetermined angular, thus reduce bending process precision.For meeting the process requirements of exhaustor, staff also needs bending
Pipe fitting is proofreaded, and during check and correction, owing to being manual operation, is easily caused pipe fitting and directly fractures, or make the folding of pipe fitting
There is significantly depression or crack in crook, and then causes exhaustor to be scrapped.
Summary of the invention
The purpose of the present invention is providing a kind of exhaustor strip bending device, to solve exhaustor is carried out bending process
Time, easily make the problem that the change of exhaustor bending place is flat.
In order to achieve the above object, the base case of the present invention is: exhaustor strip bending device, including workbench, work
Station is provided with top wheel and for fixing the fixation clamp of exhaustor, and on workbench, hinged the first moving block and second that is provided with rotates
Block, one end of the first moving block is provided with the first hydraulic cylinder, and the other end is provided with down pressing seat, and described down pressing seat is mounted with briquetting,
The piston boit of described first hydraulic cylinder and the fixing connection of the first moving block;One end of described second moving block is provided with the second hydraulic pressure,
The other end is provided with lower pulling seat, and described lower pulling seat is provided with electric magnet, the piston boit of described second hydraulic cylinder and the second moving block
Fixing connection;Described briquetting with on electric magnet relative to the arcwall face that side is indent, described first hydraulic cylinder and the second hydraulic pressure
The cylinder body of cylinder connects with hydraulic pump.
The operation principle of this base case is: when exhaustor is bent by needs, exhaustor be positioned over briquetting
And between electric magnet, it would be desirable to alignment top, bending place wheel, use fixation clamp to be fixed by exhaustor.Then electric magnet is opened so that
The arc-shaped concave of electric magnet and exhaustor adhesive.Finally use hydraulic pump the first hydraulic cylinder and the second hydraulic cylinder to be made simultaneously simultaneously
With so that the piston of the first hydraulic cylinder promotes the first moving block to rotate, and the piston of the second hydraulic cylinder is to the second moving block effect;From
And make lower lock block that the side of exhaustor produce pressure, meanwhile electric magnet produces pulling force to the opposite side of exhaustor, right
The tube wall both sides of exhaustor use an equal amount of power effect simultaneously, bend exhaustor.Exhaustor, after bending, can be protected
Hold a period of time, after making exhaustor sizing, control hydraulic pump and make the first hydraulic cylinder and the second hydraulic cylinder, remove the first moving block
With the active force of the second moving block, rebound after effectively preventing exhaustor bending.
Having the beneficial effects that of this base case: the first moving block and the second moving block rotate simultaneously so that briquetting and electricity
Magnet imposes active force to exhaustor simultaneously;The side of exhaustor body is pressed by briquetting, and electric magnet is at briquetting opposite side
Exhaustor body impose pulling force.Making when bending exhaustor, all exerting a force the tube wall of exhaustor makes it bend, and has
Effect prevents exhaustor because of only by a side force during bending, and it is flat to cause exhaustor to bend time-varying.Use hydraulic pump control
First hydraulic cylinder and the second hydraulic cylinder, simply achieve while the first moving block and the second moving block at an equal amount of work
The most lower rotation, conveniently bends exhaustor, and whole process is time saving and energy saving without manual operation.Briquetting and electricity
On Magnet relative to the arcwall face that side is indent, briquetting with on electric magnet relative to side in the mistake that exhaustor is bent
Will contact with the outer surface of exhaustor in journey, the arcwall face of indent can fit with exhaustor, prevents exhaustor in bending
During wrinkling.Using down pressing seat and lower pulling seat mating reaction, can make during exhaustor bends can the guarantor of long period
Hold the bending degree to exhaustor, resilience after making the bending sizing of exhaust manifold prevent exhaustor from bending.With prior art phase
Ratio, this device is easy to operate, time saving and energy saving, can effectively prevent from using event exhaust pipe because of only by a side force during bending,
And cause exhaustor bending time-varying flat.
Scheme two: based on scheme preferred, also include tensioner spring, described tensioner spring one end is with fixation clamp even
Connect.When using this device that exhaustor is bent, first tensioner spring is penetrated before fixing exhaustor the inside of exhaustor, then
Use this device that exhaustor is bent.The inside tensioner of exhaustor when bending exhaustor, can be entered one by tensioner spring
The exhaustor that prevents of step becomes flat during bending.
Scheme three: preferred as scheme two, is provided with multiple stitching unit, described rolling list in the arcwall face of described briquetting
Unit includes roller, roller bearing and the blind slot being positioned in the arc-shaped surface of briquetting;The sidewall of described blind slot is provided with through hole, described roller
It is installed in blind slot by roller bearing.When bending exhaustor, the arcwall face of briquetting will against the tube wall of exhaustor, makes
With the tube wall laminating of stitching unit with exhaustor, the roller of stitching unit can carry out promoting extruding to exhaustor tube wall, the most anti-
During having stopped exhaustor bending, the pipe thickness of exhaustor becomes uneven because of bending.
Scheme four: preferred as scheme three, described stitching unit includes that rubber blanket, described rubber blanket fit in blind slot
Bottom, described through-hole diameter is more than roller bearing diameter.Owing to through-hole diameter is more than the diameter of roller bearing, when pair roller extrudes, rolling
Wheel will stretch in blind slot, and roller, roller not compact power when, can be ejected by the rubber blanket bottom blind slot.Roller can be to
Retraction in blind slot so that briquetting arcwall face can fit the exhaustor of different-diameter, so that this device is applicable to different straight
The exhaustor in footpath.
Scheme five: based on scheme, scheme one, scheme two, scheme three, any one of scheme four preferred, described work
Platform is provided with rotating shaft, and described top wheel is installed in rotating shaft.Top wheel is for being propped up bending place when bending exhaustor, by turning
Axle makes top wheel rotate, and can prevent from being positioned at the tube wall deformity of wheel bending place, top, and top wheel rolling can have an extension to tube wall herein
Effect.
Accompanying drawing explanation
Fig. 1 is the structural representation of exhaustor strip bending device embodiment of the present invention;
Fig. 2 is the section of structure of briquetting in Fig. 1;
Fig. 3 is partial enlarged drawing at A in Fig. 2.
Detailed description of the invention
Below by detailed description of the invention, the present invention is further detailed explanation:
Reference in Figure of description includes: workbench 10, top wheel 20, rotating shaft 21, fixation clamp 30, tensioner spring 31 first
Moving block the 40, first hydraulic cylinder 41, down pressing seat 42, briquetting the 43, second moving block the 50, second hydraulic cylinder 51, lower pulling seat 52, electromagnetism
Ferrum 53, exhaustor 60, stitching unit 70, roller 71, roller bearing 72, blind slot 73, through hole 74, rubber blanket 75.
As it is shown in figure 1, exhaustor strip bending device, including workbench 10, workbench 10 welds and has been perpendicular to work
The rotating shaft 21 of platform 10, the outer rotation of rotating shaft 21 has been nested with top wheel 20, workbench 10 is positioned at the upper left side of top wheel 20 be mounted with for
The fixation clamp 30 of fixing exhaustor 60.Tensioner spring 31 is secured at fixation clamp 30, when using this device, can be by tensioner spring
31 insert in exhaustor 60, and the inwall of exhaustor 60 can be supported by tensioner spring 31, exhaustor when preventing from bending exhaustor 60
60 become flat.
Hinged on workbench 10 being mounted with the first moving block 40 and the second moving block 50, the first moving block 40 is positioned at fixation clamp
The upper right side of 30, the second moving block 50 is positioned at the lower right of fixation clamp 30.The left end of the first moving block 40 it is positioned on workbench 10
Place is provided with the first hydraulic cylinder 41, and the piston boit of the first hydraulic cylinder 41 and the upper end of the first moving block 40 are hinged by straight pin;
Down pressing seat 42 has been welded in the lower end of the first moving block 40, and down pressing seat 42 is mounted with briquetting 43.Second turn it is positioned on workbench 10
Being provided with the second hydraulic cylinder 51 at the right-hand member of motion block 50, the piston boit of the second hydraulic cylinder 51 and the lower end of the second moving block 50 are passed through
Straight pin is hinged;Time pulling seat 52 has been welded in the upper end of the second moving block 50, and lower pulling seat 52 is mounted with electric magnet 53.Briquetting 43
The upper surface of lower surface and electric magnet 53 is the arcwall face of indent, and be oppositely arranged, can pass by discharge hoses 60.First liquid
Cylinder pressure 41 is connected by topping up pipe with hydraulic pump with the cylinder body of the second hydraulic cylinder 51, can be simultaneously to the first hydraulic cylinder by hydraulic pump
41 and second hydraulic cylinder 51 act on so that the piston boit of the first hydraulic cylinder 41 and the piston boit of the second hydraulic cylinder 51 stretch out simultaneously and
Retract simultaneously.
As in figure 2 it is shown, set multiple stitching unit 70 in the arcwall face of briquetting 43, as it is shown on figure 3, stitching unit 70 includes
Roller 71, roller bearing 72, rubber blanket 75 and the blind slot 73 being positioned in the arc-shaped surface of briquetting 43;The sidewall of blind slot 73 is provided with through hole
74, roller 71 is installed in blind slot 73 by roller bearing 72, and rubber blanket 75 fits in the bottom of blind slot 73, and through hole 74 diameter is more than rolling
Axle 72 diameter.When bending exhaustor 60, the arcwall face of briquetting 43 will against the tube wall of exhaustor 60, uses rolling
The tube wall laminating of unit 70 and exhaustor 60, roller 71 can according to the diameter of exhaustor 60 adjust accordingly in retraction blind slot 73 away from
From.
When being embodied as, being positioned over exhaustor 60 between briquetting 43 and electric magnet 53, it would be desirable to alignment top, bending place
Wheel 20, uses fixation clamp 30 to be fixed by exhaustor 60, then is inserted in exhaustor 60 by tensioner spring.Lead to then to electric magnet 53
Electricity so that the arc-shaped concave of electric magnet 53 and exhaustor 60 adhesive.Finally use hydraulic pump simultaneously to the first hydraulic cylinder 41 and the
Two hydraulic cylinders 51 act on simultaneously so that the piston of the first hydraulic cylinder 41 promotes the first moving block 40 to rotate, the second hydraulic cylinder 51
Second moving block 50 is acted on by piston;So that lower lock block 43 produces pressure to the side of exhaustor 60, meanwhile descend pulling seat
Electric magnet 53 on 52 produces pulling force to the opposite side of exhaustor 60, uses onesize to the tube wall both sides of exhaustor 60 simultaneously
Power effect, exhaustor 60 is bent.Exhaustor 60, after bending, can keep a period of time, after making exhaustor 60 sizing,
Control hydraulic pump to remove the first moving block 40 and active force of the second moving block 50, anti-after effectively preventing exhaustor 60 bending
Bullet.
When bending exhaustor 60, the arcwall face of briquetting 43 will against the tube wall of exhaustor 60, uses rolling
The tube wall laminating of unit 70 and exhaustor 60, exhaustor 60 tube wall can be carried out promoting extruding, have by the roller 71 of stitching unit 70
During effect prevents exhaustor 60 bending, the pipe thickness of exhaustor 60 becomes uneven because of bending.Due to through hole 74 diameter
More than the diameter of roller bearing 72, when pair roller 71 extrudes, roller 71 will stretch into the rubber blanket in blind slot 73, bottom blind slot 73
75 roller 71 not compact power when, can be ejected by roller 71.Roller 71 can bounce back in blind slot 73 so that briquetting 43
Arcwall face can fit the exhaustor 60 of different-diameter, so that this device is applicable to the exhaustor 60 of different-diameter.
Above-described is only embodiments of the invention, and in scheme, the known general knowledge such as concrete structure and characteristic is not made at this
Too much describe.It should be pointed out that, for a person skilled in the art, on the premise of without departing from present configuration, it is also possible to
Making some deformation and improvement, these also should be considered as protection scope of the present invention, and these are all without affecting what the present invention implemented
Effect and practical applicability.The protection domain that this application claims should be as the criterion with the content of its claim, in description
Detailed description of the invention etc. record the content that may be used for explaining claim.
Claims (5)
1. exhaustor strip bending device, including workbench, workbench is provided with top wheel and for fixing the fixation clamp of exhaustor,
It is characterized in that, workbench is hinged with the first moving block and the second moving block, and one end of the first moving block is provided with the first hydraulic pressure
Cylinder, the other end is provided with down pressing seat, described down pressing seat is mounted with briquetting, the piston boit of described first hydraulic cylinder and first rotate
Block is fixing to be connected;One end of described second moving block is provided with the second hydraulic pressure, and the other end is provided with lower pulling seat, and described lower pulling seat sets
There is the fixing connection of electric magnet, the piston boit of described second hydraulic cylinder and the second moving block;Described briquetting with on electric magnet relative to
Side is the arcwall face of indent, and the cylinder body of described first hydraulic cylinder and the second hydraulic cylinder connects with hydraulic pump.
2. exhaustor strip bending device as claimed in claim 1, it is characterised in that also include tensioner spring, described tensioner
Spring one end is connected with fixation clamp.
3. exhaustor strip bending device as claimed in claim 2, it is characterised in that be provided with many in the arcwall face of described briquetting
Individual stitching unit, described stitching unit includes roller, roller bearing and the blind slot being positioned in the arc-shaped surface of briquetting;The side of described blind slot
Wall is provided with through hole, and described roller is installed in blind slot by roller bearing.
4. exhaustor strip bending device as claimed in claim 3, it is characterised in that described stitching unit includes rubber blanket,
Described rubber blanket fits in the bottom of blind slot, and described through-hole diameter is more than roller bearing diameter.
5. the exhaustor strip bending device as described in claim 1-4, it is characterised in that described workbench is provided with rotating shaft,
Described top wheel is installed in rotating shaft.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610611008.0A CN106140908B (en) | 2016-07-29 | 2016-07-29 | Exhaust pipe strip bending device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610611008.0A CN106140908B (en) | 2016-07-29 | 2016-07-29 | Exhaust pipe strip bending device |
Publications (2)
Publication Number | Publication Date |
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CN106140908A true CN106140908A (en) | 2016-11-23 |
CN106140908B CN106140908B (en) | 2018-05-15 |
Family
ID=57327633
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201610611008.0A Expired - Fee Related CN106140908B (en) | 2016-07-29 | 2016-07-29 | Exhaust pipe strip bending device |
Country Status (1)
Country | Link |
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CN (1) | CN106140908B (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107457327A (en) * | 2017-08-28 | 2017-12-12 | 河南鑫安利安全科技股份有限公司 | The anti-company of punch press rushes safety device |
CN113714353A (en) * | 2021-11-03 | 2021-11-30 | 徐州市全球通精密钢管有限公司 | High-precision cold-drawing seamless steel tube bending device |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06277762A (en) * | 1993-03-30 | 1994-10-04 | Mazda Motor Corp | Device for bending metal member |
CN2400198Y (en) * | 1999-10-18 | 2000-10-11 | 杭州市钱江弹簧厂 | Spring-loaded floating die for bending tubes |
JP2002264007A (en) * | 2001-03-12 | 2002-09-18 | Japan Science & Technology Corp | Magnetism-assisting polishing method for inner surface of bent pipe and device therefor |
CN201470729U (en) * | 2009-08-26 | 2010-05-19 | 厦门市易洁卫浴有限公司 | Pipe bender capable of realizing continuously bending two arcs |
CN102172691A (en) * | 2010-12-14 | 2011-09-07 | 绍兴文理学院 | Thin-wall stainless steel tube small-radium bending process and mold |
CN104001767A (en) * | 2014-05-29 | 2014-08-27 | 成都陵川特种工业有限责任公司 | Exhaust manifold processing device |
CN105129518A (en) * | 2015-08-03 | 2015-12-09 | 亚太轻合金(南通)科技有限公司 | Adjustable type pressing rolling wheel device |
-
2016
- 2016-07-29 CN CN201610611008.0A patent/CN106140908B/en not_active Expired - Fee Related
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06277762A (en) * | 1993-03-30 | 1994-10-04 | Mazda Motor Corp | Device for bending metal member |
CN2400198Y (en) * | 1999-10-18 | 2000-10-11 | 杭州市钱江弹簧厂 | Spring-loaded floating die for bending tubes |
JP2002264007A (en) * | 2001-03-12 | 2002-09-18 | Japan Science & Technology Corp | Magnetism-assisting polishing method for inner surface of bent pipe and device therefor |
CN201470729U (en) * | 2009-08-26 | 2010-05-19 | 厦门市易洁卫浴有限公司 | Pipe bender capable of realizing continuously bending two arcs |
CN102172691A (en) * | 2010-12-14 | 2011-09-07 | 绍兴文理学院 | Thin-wall stainless steel tube small-radium bending process and mold |
CN104001767A (en) * | 2014-05-29 | 2014-08-27 | 成都陵川特种工业有限责任公司 | Exhaust manifold processing device |
CN105129518A (en) * | 2015-08-03 | 2015-12-09 | 亚太轻合金(南通)科技有限公司 | Adjustable type pressing rolling wheel device |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107457327A (en) * | 2017-08-28 | 2017-12-12 | 河南鑫安利安全科技股份有限公司 | The anti-company of punch press rushes safety device |
CN113714353A (en) * | 2021-11-03 | 2021-11-30 | 徐州市全球通精密钢管有限公司 | High-precision cold-drawing seamless steel tube bending device |
Also Published As
Publication number | Publication date |
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CN106140908B (en) | 2018-05-15 |
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Granted publication date: 20180515 Termination date: 20190729 |