CN107052114A - A kind of device processed for leaf spring - Google Patents
A kind of device processed for leaf spring Download PDFInfo
- Publication number
- CN107052114A CN107052114A CN201611026712.6A CN201611026712A CN107052114A CN 107052114 A CN107052114 A CN 107052114A CN 201611026712 A CN201611026712 A CN 201611026712A CN 107052114 A CN107052114 A CN 107052114A
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- CN
- China
- Prior art keywords
- leaf spring
- workbench
- rake
- pilot hole
- deep
- 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.)
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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
- B21D11/00—Bending not restricted to forms of material mentioned in only one of groups B21D5/00, B21D7/00, B21D9/00; Bending not provided for in groups B21D5/00 - B21D9/00; Twisting
- B21D11/10—Bending specially adapted to produce specific articles, e.g. leaf springs
-
- 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
- B21D53/00—Making other particular articles
- B21D53/88—Making other particular articles other parts for vehicles, e.g. cowlings, mudguards
- B21D53/886—Making other particular articles other parts for vehicles, e.g. cowlings, mudguards leaf springs
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Springs (AREA)
Abstract
The present invention relates to leaf spring processing technique field, more particularly to a kind of device processed for leaf spring.Compared with prior art, in this programme, bench-top is provided with deep-slotted chip breaker, and the center of deep-slotted chip breaker is additionally provided with pilot hole, and the both sides of workbench are additionally provided with limiting plate, and limiting plate includes rake and vertical portion, and the distance between two pieces of limiting plates constantly reduce;Each rake is equipped with two row's rollers close to the side of workbench, and two row's rollers are corresponded, and the distance between corresponding two rollers are all identical;Extrusion is additionally provided with above workbench, arc convex is formed on the bottom of extrusion, and its center is also fixedly connected with guide rod, and guide rod is vertically set, and the lower end of guide rod is located in pilot hole, and guide rod is slidably connected with pilot hole.The present invention can solve the problem that prior art processing efficiency is low, the problem of leaf spring is easily deformed.
Description
Technical field
The present invention relates to leaf spring processing technique field, more particularly to a kind of device processed for leaf spring.
Background technology
Leaf spring, also known as spring flat steel, are most widely used a kind of flexible members in automotive suspension, it is by some
The spring beam that piece is wide but alloy spring piece of Length discrepancy is combined.Leaf spring processing need by melting, sizing,
The steps such as grasswort, assembling, the leaf spring after sizing has certain radian.
Prior art generally carries out grasswort using Spring Eye Machine, and existing Spring Eye Machine includes location division and grasswort rod, and location division is
The groove of strip, bottom portion of groove is a plane, and provided with the bolt raised up in groove, grasswort rod is located at location division
One end.When carrying out grasswort, the first step is preheated to the end of leaf spring, and the steel plate after heating has more preferable ductility,
So that grasswort is more prone to;Second step, leaf spring is placed in the groove of location division, and the bolt in groove passes through steel plate bullet
The positioning hole at spring center, leaf spring is fixed;3rd step is then processed by grasswort rod to it completes leaf spring
The grasswort of one end;Abovementioned steps are finally repeated, the other end to leaf spring carries out grasswort work.
It should be noted that there is problems with prior art:1. due to prior art generally first to leaf spring one
End carries out grasswort, then carries out grasswort to the other end, so, the grasswort efficiency of leaf spring is all the time in a relatively low level;
2. leaf spring is fixed the mode that Spring Eye Machine is connected by screw bolts, the centre of leaf spring can only be allowed to fix,
But during grasswort, because grasswort rod applies an active force to one end of leaf spring for a long time, and leaf spring
It will not be moved by fixed part in the middle of only, so, the radian of leaf spring can change during grasswort,
Allow per a piece of leaf spring can not be close during assembling laminating, certain space can be produced, it is therefore desirable to for steel
The crooked radian of flat spring is processed again, reduces the production efficiency of leaf spring.
The content of the invention
It is low for solving prior art processing efficiency the invention is intended to provide a kind of device processed for leaf spring,
The problem of leaf spring is easily deformed.
To achieve these goals, the present invention provides a kind of device processed for leaf spring, including base, in addition to
Electric rotating machine, workbench and two pieces of limiting plates, bench-top are provided with deep-slotted chip breaker, and the radian of deep-slotted chip breaker is 1-2rad, deep-slotted chip breaker
On be additionally provided with pilot hole positioned at vertical direction, two pieces of limiting plates on pilot hole center line axisymmetricly, limiting plate includes
The rake on top and the vertical portion of bottom, and rake is located at the top of workbench, two rakes are in " eight " font row
Row;Each rake is equipped with many pair rollers close to the side of workbench, the inner side end of the roller on each rake
It is located at respectively in two parallel perpendiculars, roller is connected with electric rotating machine;Extrusion is additionally provided with above workbench, is extruded
The bottom of part is downwardly protrude to form arc convex, and arc convex is identical with the radian of deep-slotted chip breaker, is also fixedly connected on arc convex
There is the guide rod positioned at vertical direction, guide rod bottom is located in pilot hole, and is slidably matched with pilot hole.
The technical principle of the technical program is:The technical program provides a kind of device processed for leaf spring, bag
Base is included, the workbench of cylindricality is fixedly connected on base.The top of workbench is provided with deep-slotted chip breaker, the radian and steel plate of deep-slotted chip breaker
The radian of spring is identical, is 1-2rad, and deep-slotted chip breaker two ends in the same horizontal line so that complete the steel plate bullet of grasswort
When spring is dropped on workbench, it can match with the shape of deep-slotted chip breaker, the part that leaf spring is contacted with deep-slotted chip breaker is everywhere
By the support force of formed objects, so as to avoid the change of leaf spring shape, it is ensured that complete every a piece of steel plate of grasswort
Spring can be close laminating, reduce processing again to leaf spring.Guiding is additionally provided with the center position of deep-slotted chip breaker
Hole, pilot hole extends vertically downwards inside workbench, and leaf spring is in pilot hole and below by the guide rod mentioned
In the presence of, it can remain that in the vertical direction is moved, so as to avoid caused by the leaf spring direction of motion changes
Grasswort is not carefully and neatly done.
The both sides of workbench are additionally provided with limiting plate relative with deep-slotted chip breaker two ends respectively, and two pieces of limiting plates are on pilot hole
Center line axisymmetricly and is fixedly connected on base.Limiting plate includes rake and vertical portion, and the bottom of rake is with erecting
The top connection in straight portion, and the bottom of rake is higher than the top of workbench, the distance between two rakes are from top to bottom
Constantly reduce, wherein rake can provide support force to the end of leaf spring, it is to avoid because leaf spring is long during grasswort
Degree diminish and from being dropped between limiting plate, so as to ensure that leaf spring obtains complete processing.Each rake is close to work
The side of platform is equipped with many pair rollers, and each pair roller is made up of two identical rollers, and the center of two rollers is in same water
On horizontal line, and distance between the two is 80-100mm.The inner side end of roller on each rake is located at two respectively
In individual parallel perpendicular so that the end of the leaf spring vertically moved can be just between each pair roller
Pass through.The inner side end of the roller is the end face just to another roller.Leaf spring its two ends during processing
Constantly move down, and constantly pass through between corresponding two rollers along rake.When leaf spring moves to two rollers
Between when, the inner side end of the both sides of leaf spring respectively with two rollers offsets, because roller is in the presence of electric rotating machine
Rotated towards the direction of pilot hole, so two rollers apply a revolving force in the same direction, steel to spring end both sides respectively
The end of flat spring gradually bends in the presence of revolving force, therefore, just can after leaf spring is by all rollers
Complete the work of grasswort.
Extrusion is additionally provided with above workbench, constantly applies a downward pressure to leaf spring to be processed,
Leaf spring enable along rake slide downward.The bottom of extrusion is downwardly protrude to form arc convex, the arc convex
Radian it is identical with the radian of deep-slotted chip breaker, and arc convex two ends in the same horizontal line, allow arc convex can be with steel
Flat spring is fitted completely, thus avoid because the two can not fit completely caused by leaf spring deform upon needs processed again
Situation.The center of arc convex is also fixedly connected with guide rod, and guide rod is vertically set, and guide rod be able to pass through steel
The through hole at flat spring center, and its shape of cross section is identical with the pass of pilot hole.During work, the lower end of guide rod, which is located at, leads
Xiang Kongzhong, so that allow guide rod and the leaf spring that is connected with guide rod to be moved down along the vertical direction where pilot hole,
So as to avoid the grasswort caused by the leaf spring direction of motion changes not carefully and neatly done.
The effect of the technical program is:1. the technical program sets two pieces of guide plates with identical roller, and both sides
Roller rotate in opposite directions, allow the device to carry out grasswort work to the two ends of leaf spring simultaneously, so as to improve the speed of grasswort
Degree, improves the processing efficiency of leaf spring to a certain extent;2. the extrusion in the technical program has and leaf spring
Radian identical arc convex portion so that leaf spring is fitted with arc convex portion all the time during extruding, so as to ensure spring
The radian of steel plate will not change, in addition, be additionally provided with the workbench with deep-slotted chip breaker, due to deep-slotted chip breaker radian also with steel plate
Spring is identical, so when leaf spring drops on workbench, can match with the shape of deep-slotted chip breaker, it is to avoid leaf spring
Due to being deformed with respect to effect for extrusion and workbench so that without being processed again before leaf spring assembling, further
Improve the processing efficiency of leaf spring.
The following is the preferred scheme of such scheme:
Preferred scheme one:Based on base case, in addition to returning spring, one end of returning spring and the bottom of the workbench are consolidated
Fixed connection, the other end is fixedly connected with base;It is equipped with described two vertical portions in inclined chute, and chute provided with de-
Expect bar.After leaf spring is moved on workbench, extrusion continues to move downward so that leaf spring and workbench together to
Lower movement.When leaf spring is moved at chute, two material discharging rods are each passed through the grasswort at leaf spring two ends, unclamp afterwards
Extrusion, leaf spring can just skid off the device along material discharging rod, so as to complete the work that discharges so that the discharging of leaf spring
It is simpler.In addition, after leaf spring is skidded off, workbench can be moved upwards up to initial position in the presence of returning spring,
Start work next time.
Preferred scheme two:Based on preferred scheme one, the roller on each described rake has three pairs, on rake
Difference in height between adjacent two pair roller in portion is less than the difference in height between adjacent two pair roller of bottom.By setting three
Individual roller can just complete grasswort work.With the progress of grasswort, spring end is increasing in the height of vertical direction,
So the difference in height allowed between two neighboring roller increases successively, one group of pair of rollers steel plate under the influence of one group of roller can be avoided
The processing of spring, so as to improve crudy.
Preferred scheme three:Based on preferred scheme two, the both sides of the arc convex are equipped with location-plate, two pieces of location-plates it
Between distance be equal to leaf spring width.Location-plate can carry out leaf spring spacing, it is to avoid because extrusion is rotated
Cause leaf spring to be fitted closely with arc convex portion so that leaf spring is deformed upon, reduce product quality.
Preferred scheme four:Based on preferred scheme three, the pilot hole is square opening, and the guide rod includes the circle on top
Portion and the square department of bottom, and rounded portions are detachably connected with square department.The pass for being directed to hole is set to rectangle, then guide rod
Lower cross section also be rectangle, so as to avoid guide rod from being rotated in pilot hole, and then avoid extrusion from revolving
Turn to cause leaf spring to deform upon, reduce product quality.Further, since the through hole in the middle of leaf spring is circular port, so
It is directed to bar and is set to dismountable rounded portions and square department, allow guide rod to split into two parts, wherein rounded portions is used to wear
The through hole of leaf spring is crossed so as to connect pressure ram and leaf spring, and square department is then used to be oriented to process.
Preferred scheme five:Based on any one in base case or preferred scheme one to four, the rake is in arc
Shape, its bottom and vertical portion are tangent so that rake can be seamlessly transitted with vertical portion, it is to avoid both junctions form and turned
Angle.If junction is turning, when leaf spring is by turning, due to contact area very little between the two so that leaf spring
The pressure for receiving turning application is very big, is damaged so as to easily cause leaf spring, improves the generation of substandard products.When junction is flat
Slip over when crossing, the contact area of leaf spring and junction is relatively large, so as to reduce the pressure that leaf spring is received, it is to avoid
It is damaged.
Brief description of the drawings
Fig. 1 is the structural representation of the embodiment of the present invention;
Fig. 2 is the structural representation of guide plate in the embodiment of the present invention.
Embodiment
Below by embodiment, the present invention is further detailed explanation:
Reference in Figure of description includes:Base 1, workbench 2, deep-slotted chip breaker 3, pilot hole 4, limiting plate 5, rake
51st, vertical portion 52, roller 6, extrusion 7, arc convex 8, guide rod 9, rounded portions 91, square department 92, returning spring 10, chute
11st, material discharging rod 12, location-plate 13.
As depicted in figs. 1 and 2, including base 1, cylindrical workbench 2 passes through returning spring 10 and the phase of base 1 to the present embodiment
Even, one end of returning spring 10 is fixedly connected with base 1, and the other end is fixedly connected with the bottom of workbench 2.The top of workbench 2
Portion is provided with deep-slotted chip breaker 3, and the radian of deep-slotted chip breaker 3 is 2rad, and for processing the leaf spring that radian is also 2rad, its width is slightly larger than
The width of leaf spring, and deep-slotted chip breaker 3 two ends in the same horizontal line.It is provided with and is oriented in the center position of deep-slotted chip breaker 3
Hole 4, the cross section of pilot hole 4 is rectangle, and pilot hole 4 vertically extends.
Two pieces of limiting plates 5 are also fixedly connected with base 1, it is relative with the two ends of deep-slotted chip breaker 3 respectively, and on pilot hole
4 center line is axisymmetricly.Limiting plate 5 includes rake 51 and vertical portion 52, and rake 51 is curved, the bottom of rake 51
Be fixedly connected with the top of vertical portion 52, and the tangential of bottom and the vertical portion 52 of rake 51, two rakes 51 it
Between distance constantly reduce from top to bottom.The rake 51 of each piece of limiting plate 5 is provided with three pair rollers close to the side of workbench 2
6, and its inner side end is located in two parallel perpendiculars respectively, and the difference in height between adjacent two pair roller 6 increases successively.
Roller 6 is connected by belt with electric rotating machine.Each pair roller 6 is made up of two identical rollers 6, and the center of two rollers exists
In same horizontal line, and distance between the two is 100mm, equal to the width of leaf spring.It is all provided with two vertical portions 52
There is inclined chute 11, and material discharging rod 12 is provided with along chute 11.
Extrusion 7 is additionally provided with the top of workbench 2, the bottom of extrusion 7 is provided with downwardly projecting arc convex 8.Should
The radian of arc convex 8 also be 2rad, and arc convex 8 two ends in the same horizontal line.The both sides of arc convex 8 are all provided with
There is a location-plate 13, the distance between two pieces of location-plates 13 are equal to the width of leaf spring.The center of arc convex 8 is fixedly connected with
Guide rod 9, guide rod 9 is vertically set.9 points of guide rod is rounded portions 91 and square department 92, and rounded portions 91 are in square department
92 top is fixedly connected with arc convex 8, and one end and one end of square department 92 away from arc convex 8 are detachable by bolt
Connection, and the cross section of square department 92 is identical with the pass of pilot hole 4, can be slided up and down just in pilot hole 4.
Using the present embodiment to leaf spring carry out grasswort when, first by the two ends of leaf spring be individually positioned in two pieces it is spacing
On plate 5.Then the rounded portions 91 of guide rod 9 are allowed to pass through the through hole of leaf apring center, and it is convex to allow leaf spring to be located at arc
Rise 8 on two pieces of location-plates 13 between.Afterwards, rounded portions 91 and square department 92 are connected, and square department 92 is put into pilot hole 4
In.Electric rotating machine is opened again, allows all rollers 6 to be rotated towards the direction of pilot hole 4.Extrusion 7 is moved down, leaf spring is allowed
Two ends passed through between roller 6.When leaf spring is located between roller 6, two rollers 6 give spring end respectively
Both sides apply a revolving force in the same direction, and the end of leaf spring gradually bends in the presence of revolving force, so as to complete
Grasswort works.Complete after grasswort, extrusion 7 continues to move down with leaf spring, until leaf spring is moved to deep-slotted chip breaker 3
In.In the presence of extrusion 7, leaf spring is moved down simultaneously with workbench 2, when leaf spring is moved at chute 11
When, two material discharging rods 12 are each passed through the grasswort at leaf spring two ends, and extrusion 7 is unclamped afterwards, and leaf spring just can be along
Material discharging rod 12 skids off the device, so as to complete the work that discharges.Afterwards, workbench 2 is moved up in the presence of returning spring 10
To initial position, start work next time.
Above-described is only that the known general knowledge such as concrete structure and/or characteristic is herein in embodiments of the invention, scheme
Excessive description is not made.It should be pointed out that for those skilled in the art, without departing from the structure of the invention, also
Several modifications and improvements can be made, these should also be considered as protection scope of the present invention, these are real all without the influence present invention
The effect and practical applicability applied.The scope of protection required by this application should be based on the content of the claims, specification
In embodiment etc. record the content that can be used for explaining claim.
Claims (6)
1. a kind of device processed for leaf spring, including base, it is characterised in that:Also include electric rotating machine, workbench and
Two pieces of limiting plates, bench-top is provided with deep-slotted chip breaker, and the radian of deep-slotted chip breaker is to be additionally provided with 1-2rad, deep-slotted chip breaker positioned at vertical side
To pilot hole, two pieces of limiting plates on pilot hole center line axisymmetricly, the rake of limiting plate including top and bottom
Vertical portion, and rake is located at the top of workbench, and two rakes are in falling the arrangement of " eight " font;Each rake is close
The side of workbench is equipped with many pair rollers, the inner side end of the roller on each rake be located at respectively two it is parallel perpendicular
In straight plane, roller is connected with electric rotating machine;Extrusion is additionally provided with above workbench, the bottom of extrusion is downwardly protrude to form
Arc convex, arc convex is identical with the radian of deep-slotted chip breaker, and the guiding positioned at vertical direction is also fixedly connected with arc convex
Bar, guide rod bottom is located in pilot hole, and is slidably matched with pilot hole.
2. a kind of device processed for leaf spring according to claim 1, it is characterised in that:Also include replying bullet
Spring, one end of returning spring is fixedly connected with the bottom of the workbench, and the other end is fixedly connected with base;It is described two vertical
It is equipped with portion in inclined chute, and chute and is provided with material discharging rod.
3. a kind of device processed for leaf spring according to claim 2, it is characterised in that:Each described inclination
Roller in portion has three pairs, and the difference in height between adjacent two pair roller on rake top is less than adjacent two positioned at bottom
Difference in height between pair roller.
4. a kind of device processed for leaf spring according to claim 3, it is characterised in that:The arc convex
Both sides are equipped with location-plate.
5. a kind of device processed for leaf spring according to claim 4, it is characterised in that:The pilot hole is side
Shape hole, the guide rod includes the rounded portions on top and the square department of bottom, and rounded portions are detachably connected with square department.
6. a kind of device processed for leaf spring according to any one of claim 1 to 5, it is characterised in that:It is described
Rake is curved, and its bottom and vertical portion are tangent.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201611026712.6A CN107052114B (en) | 2016-11-22 | 2016-11-22 | A kind of device for leaf spring processing |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201611026712.6A CN107052114B (en) | 2016-11-22 | 2016-11-22 | A kind of device for leaf spring processing |
Publications (2)
Publication Number | Publication Date |
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CN107052114A true CN107052114A (en) | 2017-08-18 |
CN107052114B CN107052114B (en) | 2018-10-26 |
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ID=59618526
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CN201611026712.6A Active CN107052114B (en) | 2016-11-22 | 2016-11-22 | A kind of device for leaf spring processing |
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Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1331630A (en) * | 1919-06-18 | 1920-02-24 | Lewis F Elkins | Die for spring-forming machines |
GB159392A (en) * | 1920-01-13 | 1921-03-03 | Thomas Henry Sanders | An improved apparatus and method for the manufacture of laminated springs |
CN2111802U (en) * | 1992-01-11 | 1992-08-05 | 徐才建 | Rolling double-rod variable section plate spring means |
JPH1190576A (en) * | 1997-09-17 | 1999-04-06 | Unipres Corp | Manufacture of link and link |
CN1243772A (en) * | 1998-08-04 | 2000-02-09 | 陶捷 | Technology for shaping leaf springs of car and its special mould |
CN2526098Y (en) * | 2001-12-21 | 2002-12-18 | 高弗实业股份有限公司 | Oil Hydraulic rib bender |
CN101561023A (en) * | 2009-05-26 | 2009-10-21 | 青岛帅潮实业有限公司 | Non-cutting variable cross-section steel plate spring and end forming manufacturing technology and device thereof |
-
2016
- 2016-11-22 CN CN201611026712.6A patent/CN107052114B/en active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1331630A (en) * | 1919-06-18 | 1920-02-24 | Lewis F Elkins | Die for spring-forming machines |
GB159392A (en) * | 1920-01-13 | 1921-03-03 | Thomas Henry Sanders | An improved apparatus and method for the manufacture of laminated springs |
CN2111802U (en) * | 1992-01-11 | 1992-08-05 | 徐才建 | Rolling double-rod variable section plate spring means |
JPH1190576A (en) * | 1997-09-17 | 1999-04-06 | Unipres Corp | Manufacture of link and link |
CN1243772A (en) * | 1998-08-04 | 2000-02-09 | 陶捷 | Technology for shaping leaf springs of car and its special mould |
CN2526098Y (en) * | 2001-12-21 | 2002-12-18 | 高弗实业股份有限公司 | Oil Hydraulic rib bender |
CN101561023A (en) * | 2009-05-26 | 2009-10-21 | 青岛帅潮实业有限公司 | Non-cutting variable cross-section steel plate spring and end forming manufacturing technology and device thereof |
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Publication number | Publication date |
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CN107052114B (en) | 2018-10-26 |
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