CN107081370A - A kind of automobile axle helical spring seat cuts arc mould and cuts arc technique - Google Patents
A kind of automobile axle helical spring seat cuts arc mould and cuts arc technique Download PDFInfo
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- CN107081370A CN107081370A CN201710467533.4A CN201710467533A CN107081370A CN 107081370 A CN107081370 A CN 107081370A CN 201710467533 A CN201710467533 A CN 201710467533A CN 107081370 A CN107081370 A CN 107081370A
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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
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/02—Punching blanks or articles with or without obtaining scrap; Notching
- B21D28/14—Dies
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/02—Punching blanks or articles with or without obtaining scrap; Notching
- B21D28/04—Centering the work; Positioning the tools
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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
- B21D53/00—Making other particular articles
- B21D53/88—Making other particular articles other parts for vehicles, e.g. cowlings, mudguards
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
Abstract
The present invention relates to a kind of mould of automobile axle helical spring seat circle of contact arc, including upper mould and lower mould, upper mould is provided with cavity plate by cope plate, lower mould is provided with lower bolster by lower template, the top of lower bolster is provided with convex mould pad, convex mould pad is provided with punch-pin, convex mould pad intermediate lateral is provided with groove, level is slidably connected a connecting rod in groove, the lower section of connecting rod is provided with prepressing device, connecting rod two ends are separately installed with orthodrome locating piece and small arc-shaped locating piece, the outer face of the inner face of orthodrome locating piece and small arc-shaped locating piece and punch-pin and convex mould pad is slidably connected.The mould is produced by the way of " horizontal direction elastic clamping, vertical direction vertical cut ", by reasonable designed size semi arch positioning and guiding block, not only simplify mould structure, meets the positioning requirements before and after product and on left and right directions.
Description
Technical field
The invention belongs to field of machining, be related to a kind of automotive helical spring seat cuts circular arc mold and matching
Circle of contact arc technique.
Background technology
Helical spring seat is one of part important on automobile drive axle, and its bottom is connected with drive axle body, and upper end is held
Automobile spiral spring is carried, vertical load is born.When helical spring is passed in road surface to the impulsive force of wheel, helical spring produces change
Shape, absorbs the kinetic energy of wheel, the potential energy of helical spring is converted to, so as to relax the influence of the impact to vehicle body on ground.So,
Helical spring seat has a major impact, it directly affects bonding strength as a supporter to the stiffness characteristics of whole rear suspension
With the regularity and stability in running car.The axiality and difference in height of the circular arc of helical spring seat bottom two require higher, and
And because orthodrome is too small from upper plan range, spiral-shaped processed complex is added, cut arc machining, cavity plate according to Wedge type
Sword wall is too thin, insufficient strength, and makes difficulty, high processing costs, and accordingly, there exist certain risk.In view of this, it is necessary to set
Meter it is a kind of it is new cut circular arc mold on the premise of product quality uniformity, stability is ensured, improve die life, simplify plus
Work process, just seems very necessary.
The content of the invention
Cut the invention aims to the defect for solving prior art presence there is provided a kind of automobile axle helical spring seat
Arc mould and cut arc technique.
To achieve these goals, the technical solution adopted by the present invention is：
A kind of mould of automobile axle helical spring seat circle of contact arc, including upper mould and lower mould, upper mould is provided with recessed by cope plate
Mould, lower mould is provided with lower bolster by lower template, and the top of lower bolster is provided with convex mould pad, and convex mould pad is provided with punch-pin, convex
Die-cushion plate intermediate lateral is provided with groove, and level is slidably connected a connecting rod in groove, and the lower section of connecting rod is provided with prepressing device, connecting rod two
End is separately installed with orthodrome locating piece and small arc-shaped locating piece, the inner face of orthodrome locating piece and small arc-shaped locating piece with it is convex
The outer face of mould and convex mould pad is slidably connected；
Lower template both sides are provided with elastic clamp device through depression bar bearing；
The outer face of orthodrome locating piece and small arc-shaped locating piece forms the locating mould cavity of workpiece respectively, and two elastic clamp devices are total to
Positioned with to Workpiece clamping, be punching station between cavity plate and punch-pin.
Further, the elastic clamp device includes chuck, depression bar, rotating shaft and handle, and depression bar passes through rotating shaft and depression bar branch
Seat is hinged, and handle is arranged on by bolt turns the tip of the axis, and chuck bar portion inner chamber coordinates with depression bar shaft gap, chuck head warp
Bolt is connected with depression bar end face, and precommpression is provided with holddown spring between chuck bar portion inner chamber and the end face of depression bar, compresses bullet
Spring is enclosed on the bolt of bolt.
Further, the line of centres of the line of centres of the chuck of two sets of elastic clamp devices and large and small circular arc locating piece is same
Axle.
Further, the prepressing device includes pre-compressed spring and jacking block, and convex mould pad bosom is provided with spring embedded hole,
One end of pre-compressed spring is arranged in spring embedded hole, and the other end is connected with jacking block, and connecting rod is placed in above jacking block.
Further, convex mould pad and integrative-structure of the lower bolster for welding, convex mould pad are fixed on by bolt and pin
In lower template.
Further, before matched moulds, the upper level of large and small circular arc locating piece is higher by plane 4.5mm on punch-pin.
Further, unilateral guide pin bushing guide pillar structure, the guide pin bushing of cope plate bottom rear end both sides are provided between the upper and lower mould
Interference is provided with interference in guide pin bushing, the guide pillar mounting hole of lower template bottom rear end both sides and is provided with guide pillar in mounting hole, and two sets are led
Set guide pillar structure is synchronized with the movement.
Automobile axle helical spring seat cuts the processing technology of circular arc mold, comprises the following steps：
1st step：By automobile axle helical spring seat circle of contact arc mould installion on forcing press；
2nd step：Large and small circular arc locating piece positioning：The small end for making large and small circular arc locating piece upward, makes large and small circular arc locating piece
Upper level is higher by plane 4.5mm on punch-pin；
3rd step：Blanking, by two pieces workpiece, one is placed on orthodrome locating piece, and another is placed on small arc-shaped locating piece with interior
Chamber sets position；Two side handles are rotated, the chuck of two sets of elastic clamp devices is clamped the workpiece on both sides jointly；
4th step：Forcing press is started, upper mould is run downwards with lathe, cavity plate contacts workpiece first, and by workpiece and large and small circular arc
Locating piece is pressed down together, during this, and two sets of elastic clamp devices clamp workpiece, and by large and small circular arc locating piece in punch-pin
And whole guiding between convex mould pad；Cavity plate is continued traveling downwardly, and trimming of completion is contacted with punch-pin, and at this moment the workpiece on the left side completes work
Small arc-shaped on rear side of part cuts arc, and the orthodrome that the workpiece on right side is completed on front side of workpiece cuts arc；
5th step：Two side handles are rotated, chuck is separated with workpiece, then are removed the arc waste material of cutting on punch-pin with aid；
6th step：The workpiece on large and small circular arc locating piece is taken out, left and right side workpiece is exchanged into direction, is positioned again on mould,
The processing of opposite side circular arc is carried out according to step 2 to step 5；
7th step：Above step is processed for the arc of cutting completed on workpiece fore-and-aft direction；
When cutting when arc is processed, it is necessary to by the ambilateral large and small circular arc locating piece of mould from connecting rod on processing product left and right directions
Pull down, each rotation 180 degree is reinstalled, that is, requires the small end of large and small circular arc locating piece down；
8th step：Finish changing after circular arc locating piece, two pieces has been completed to the arc workpiece of front and rear lateral incision, one is placed on orthodrome positioning
On block, another is placed on small arc-shaped locating piece and sets position with inner chamber；Two side handles are rotated, make two sets of elastic clamp devices
Chuck clamps the workpiece on both sides jointly；
9th step：Forcing press is started, upper mould is run downwards with lathe, cavity plate contacts workpiece first, and by workpiece and large and small circular arc
Locating piece is pressed down together, during this, and two sets of elastic clamp devices clamp workpiece, and by large and small circular arc locating piece in punch-pin
And whole guiding between convex mould pad；Cavity plate is continued traveling downwardly, and trimming of completion is contacted with punch-pin, and the workpiece on the left side completes a workpiece left side
Lateral incision arc；The workpiece on right side completes to cut arc on the right side of workpiece；
10th step：Two side handles are rotated, chuck is separated with workpiece, then are removed the arc waste material of cutting on punch-pin with aid；
11st step：The workpiece on large and small circular arc locating piece is taken out, left and right side workpiece is exchanged into direction, it is again fixed on mould
Position, the processing of opposite side circular arc is carried out according to step 8 to step 10；So far workpiece is completed on front and rear and left and right directions and cut
Arc is processed, and is loaded after machining in body feed tank.
Beneficial effects of the present invention are：The mould is entered by the way of " horizontal direction elastic clamping, vertical direction vertical cut "
Row production, by reasonable designed size semi arch positioning and guiding block, not only simplify mould structure, meet product front and rear and left
Positioning requirements in right direction, while horizontal direction carries out whole binder by elastic clamp device elastic clamping workpiece, vertically
On direction, positioning and guiding block circular arc position coordinates punch-pin and convex mould pad to be oriented to, while ensureing production by prepressing device
Product circle of contact arc, blanking process accurate positioning so can not only ensure the uniformity, stably of workpiece both sides crown height and symmetry
Property, and simplifying mould structure, it is ensured that the position degree and axiality of the circular arc of product two reach requirement, improve die life
Using this circle of contact arc processing technology, sustainable stabilization ensures that product design size and performance reach requirement, can be effective
Production efficiency is improved, production cost is reduced.
Brief description of the drawings
Fig. 1 is structural representation of the invention；
Fig. 2 is the schematic top plan view of part of the lower die of the present invention；
Fig. 3 is the schematic top plan view of convex mould pad of the present invention；
Fig. 4 is the schematic side view of convex mould pad of the present invention；
Fig. 5 is the schematic front view of small arc-shaped locating piece of the present invention；
Fig. 6 is the schematic top plan view of small arc-shaped locating piece of the present invention；
Fig. 7 is the schematic front view of orthodrome locating piece of the present invention；
Fig. 8 is the schematic top plan view of orthodrome locating piece of the present invention；
Fig. 9 is the structural representation of the product of helical spring seat of the present invention；
Figure 10 is the schematic top plan view of the product of helical spring seat of the present invention；
Figure 11 is the schematic front view in A-A directions in Figure 10；
Figure 12 is the schematic cross-section in A-A directions in Figure 10；
Figure 13 is the schematic cross-section in B-B directions in Figure 10.
Embodiment
As shown in figure 1 to figure 13, a kind of mould of automobile axle helical spring seat circle of contact arc, including it include die shank 1, on
Template 2, cavity plate 3, guide pin bushing 4, punch-pin 5, orthodrome locating piece 6, guide pillar 7, connecting rod 8, convex mould pad 9, jacking block 10, head part spring
11, lower bolster 12, lower template 13, small arc-shaped locating piece 14, chuck 16, holddown spring 17, depression bar 18, depression bar bearing 19, rotating shaft
20, handle 21.
Upper mould is provided with cavity plate 3 by cope plate 2, and cavity plate 3 is fixed under cope plate 2 by pin and fastening bolt；Under
Mould is provided with lower bolster 12 by lower template 13, and the top of lower bolster 12 is provided with convex mould pad 9, and punch-pin 5 passes through bolt and pin
It is fixed on convex mould pad 9, the intermediate lateral of convex mould pad 9 is provided with groove, level is slidably connected a connecting rod 8 in groove, connecting rod 8
Lower section is provided with prepressing device, and the two ends of connecting rod 8 are separately installed with orthodrome locating piece 6 and small arc-shaped locating piece 14 and tight by bolt
Gu, the outer face of the inner face and punch-pin 5 and convex mould pad 9 of orthodrome locating piece 6 and small arc-shaped locating piece 14 is slidably connected；
The both sides of lower template 13 are provided with elastic clamp device through depression bar bearing 19；Orthodrome locating piece 6 and small arc-shaped locating piece 14
Outer face form the locating mould cavity of workpiece respectively, two elastic clamp devices are common to be positioned to Workpiece clamping, cavity plate 3 and punch-pin 5
Between be punching station.
Elastic clamp device includes chuck 16, depression bar 18, rotating shaft 20 and handle 21, and depression bar 18 passes through rotating shaft 20 and depression bar branch
Seat 19 is hinged, and handle 21 is arranged on the end of rotating shaft 20 by bolt, and the bar portion inner chamber of chuck 16 coordinates with the shaft gap of depression bar 18,
The head of chuck 16 is connected through bolt with the end face of depression bar 18, and precommpression is installed between the bar portion inner chamber of chuck 16 and the end face of depression bar 18
There is holddown spring 17, holddown spring 17 is enclosed on the bolt of bolt.The line of centres of the chuck 16 of two sets of elastic clamp devices with
Large and small circular arc locating piece（6、14）The line of centres it is coaxial.
Prepressing device includes pre-compressed spring 11 and jacking block 10, and the bosom of convex mould pad 9 is provided with spring embedded hole, precompressed bullet
One end of spring 11 is arranged in spring embedded hole, and the other end is connected with jacking block 10, and connecting rod 8 is placed in above jacking block 10.
Convex mould pad 9 is fixed on lower mould with integrative-structure of the lower bolster 12 for welding, convex mould pad 9 by bolt and pin
On plate 13.
Before matched moulds, large and small circular arc locating piece（6、14）Upper level be higher by plane 4.5mm on punch-pin 5, upper and lower mould it
Between be provided with unilateral guide pin bushing guide pillar structure, interference is provided with guide pin bushing 4 in the guide pin bushing mounting hole of the bottom rear end both sides of cope plate 2, under
Interference is provided with guide pillar 7 in the guide pillar mounting hole of the bottom rear end both sides of template 13, and two sets of guide pin bushing guide pillar structures are synchronized with the movement.
The procedure of processing and principle of the present invention is summarized as follows：
1st step：By automobile axle helical spring seat circle of contact arc mould installion on forcing press；
2nd step：Large and small circular arc locating piece（6、14）Positioning：Make large and small circular arc locating piece（6、14）Small end a upward, make it is big,
Small arc-shaped locating piece（6、14）Upper level be higher by plane 4.5mm on punch-pin 5；
3rd step：Blanking, by two pieces workpiece, one is placed on orthodrome locating piece 6, and another is placed on small arc-shaped locating piece 14
Position is set with inner chamber；Two side handles 21 are rotated, the chuck 16 of two sets of elastic clamp devices is clamped the workpiece on both sides jointly；
4th step：Forcing press is started, upper mould is run downwards with lathe, cavity plate 3 contacts workpiece first, and by workpiece and large and small circular arc
Locating piece（6、14）Press down together, during this, two sets of elastic clamp devices clamp workpiece, and by large and small circular arc locating piece
（6、14）It is whole between punch-pin 5 and convex mould pad 9 to be oriented to；Cavity plate 3 is continued traveling downwardly, and trimming of completion is contacted with punch-pin 5, at this moment
The small arc-shaped that the workpiece on the left side is completed on rear side of workpiece cuts arc, and the orthodrome that the workpiece on right side is completed on front side of workpiece cuts arc；
5th step：Two side handles 21 are rotated, chuck 16 and workpiece is separated, then are removed the arc waste material of cutting on punch-pin with aid
Remove；
6th step：Take out large and small circular arc locating piece（6、14）On workpiece, by left and right side workpiece exchange direction, again in mould
Upper positioning, the processing of opposite side circular arc is carried out according to step 2 to step 5；
7th step：Above step is processed for the arc of cutting completed on workpiece fore-and-aft direction；
When process on product left and right directions when cutting arc processing, it is necessary to by the ambilateral large and small circular arc locating piece of mould（6、14）From
Pulled down on connecting rod 8, each rotation 180 degree is reinstalled, that is, requires large and small circular arc locating piece（6、14）Small end down；
8th step：Finish changing after circular arc locating piece, two pieces has been completed to the arc workpiece of front and rear lateral incision, one is placed on orthodrome positioning
On block 6, another is placed on small arc-shaped locating piece 14 and sets position with inner chamber；Two side handles 21 are rotated, make two sets of elastic clampings
The chuck 16 of device clamps the workpiece on both sides jointly；
9th step：Forcing press is started, upper mould is run downwards with lathe, cavity plate 3 contacts workpiece first, and by workpiece and large and small circular arc
Locating piece（6、14）Press down together, during this, two sets of elastic clamp devices clamp workpiece, and by large and small circular arc locating piece
（6、14）It is whole between punch-pin 5 and convex mould pad 9 to be oriented to；Cavity plate 3 is continued traveling downwardly, and trimming of completion, the left side are contacted with punch-pin 5
Workpiece complete workpiece on the left of cut arc；The workpiece on right side completes to cut arc on the right side of workpiece；
10th step：Two side handles 21 are rotated, chuck 16 and workpiece is separated, then are removed the arc waste material of cutting on punch-pin with aid
Remove；
11st step：Take out large and small circular arc locating piece（6、14）On workpiece, by left and right side workpiece exchange direction, again in mould
Upper positioning, the processing of opposite side circular arc is carried out according to step 8 to step 10；So far workpiece is completed on front and rear and left and right directions
Arc processing is cut, is loaded after machining in body feed tank.
When process product it is right half of when, it is necessary to by the ambilateral large and small circular arc locating piece of mould（6、14）Torn open from connecting rod 8
Under, each rotation 180 degree is reinstalled, that is, requires large and small circular arc locating piece（6、14）Small end down, finish changing circular arc locating piece
Afterwards, operation is processed according to step 2 to step 6, is loaded after machining in body feed tank.
Inventive die is produced by the way of " horizontal direction elastic clamping, vertical direction vertical cut ",
By reasonable designed size semi arch positioning and guiding block, mould structure is not only simplify, is met before and after product and left and right
Positioning requirements on direction, while horizontal direction carries out whole binder, Vertical Square by elastic clamp device elastic clamping workpiece
Upwards, positioning and guiding block circular arc position coordinates punch-pin and convex mould pad to be oriented to, while ensureing product by prepressing device
Circle of contact arc, blanking process accurate positioning so can not only ensure the uniformity, stably of workpiece both sides crown height and symmetry
Property, and simplifying mould structure, it is ensured that the position degree and axiality of the circular arc of product two reach requirement, improve die life
Using this circle of contact arc processing technology, sustainable stabilization ensures that product design size and performance reach requirement, can be effective
Production efficiency is improved, production cost is reduced.
General principle, principal character and the advantages of the present invention of the present invention has been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and that described in above-described embodiment and specification is the present invention
Principle, various changes and modifications of the present invention are possible without departing from the spirit and scope of the present invention, these change and
Improvement is both fallen within the range of claimed invention.The protection domain of application claims by appended claims and its
Equivalent is defined.
Claims (9)
1. a kind of automobile axle helical spring seat cuts arc mould, including upper mould and lower mould, it is characterised in that upper mould passes through cope plate
（2）Cavity plate is installed（3）, lower mould passes through lower template（13）Lower bolster is installed（12）,
The lower bolster（12）Top be provided with convex mould pad（9）, convex mould pad（9）It is provided with punch-pin（5）, convex mould pad（9）
Intermediate lateral is provided with groove, and level is slidably connected a connecting rod in groove（8）, connecting rod（8）Lower section be provided with prepressing device, connecting rod
（8）Two ends are separately installed with orthodrome locating piece（6）With small arc-shaped locating piece（14）, orthodrome locating piece（6）And small arc-shaped is fixed
Position block（14）Inner face and punch-pin（5）And convex mould pad（9）Outer face be slidably connected；
Orthodrome locating piece（6）With small arc-shaped locating piece（14）Outer face form the locating mould cavity of workpiece, two elastic clips respectively
Tight device is common to be positioned to Workpiece clamping, cavity plate（3）With punch-pin（5）Between be punching station；
The both sides of lower template 13 are provided with elastic clamp device through depression bar bearing 19.
2. a kind of automobile axle helical spring seat according to claim 1 cuts circular arc mold, it is characterised in that the elasticity
Clamping device includes chuck（16）, depression bar（18）, rotating shaft（20）And handle（21）, depression bar（18）Pass through rotating shaft（20）With depression bar branch
Seat（19）It is hinged, handle（21）Rotating shaft is arranged on by bolt（20）End, chuck（16）Bar portion inner chamber and depression bar（18）Bar
Body gap coordinates, chuck（16）Head is through bolt and depression bar（18）End face is connected, in chuck（16) bar portion inner chamber and depression bar (18)
End face between precommpression holddown spring (17) is installed, holddown spring (17) is enclosed on the bolt of bolt.
3. a kind of automobile axle helical spring seat according to claim 2 cuts circular arc mold, it is characterised in that two sets of elasticity
The chuck of clamping device（16）The line of centres and large and small circular arc locating piece（6、14）The line of centres it is coaxial.
4. a kind of automobile axle helical spring seat according to claim 1 cuts circular arc mold, it is characterised in that the precompressed
Device includes pre-compressed spring（11）And jacking block（10）, convex mould pad（9）Bosom is provided with spring embedded hole, pre-compressed spring（11）
One end be arranged on spring embedded hole in, the other end is connected with jacking block（10）, connecting rod（8）It is placed in jacking block（10）Top.
5. a kind of automobile axle helical spring seat according to claim 1 cuts circular arc mold, it is characterised in that convex mould pad
（9）With lower bolster（12）For the integrative-structure of welding, convex mould pad（9）Lower template is fixed on by bolt and pin（13）On.
6. a kind of automobile axle helical spring seat according to claim 1 cuts circular arc mold, it is characterised in that before matched moulds,
Large and small circular arc locating piece（6、14）Upper level be higher by punch-pin（5）Upper plane 3-5mm.
7. a kind of automobile axle helical spring seat according to claim 1 cuts circular arc mold, it is characterised in that before matched moulds,
Large and small circular arc locating piece（6、14）Upper level be higher by punch-pin（5）Upper plane 4.5mm.
8. a kind of automobile axle helical spring seat according to claim 1 cuts circular arc mold, it is characterised in that above and below described
Unilateral guide pin bushing guide pillar structure, cope plate are provided between mould（2）Interference, which is provided with, in the guide pin bushing mounting hole of bottom rear end both sides leads
Set（4）, lower template（13）Interference is provided with guide pillar in the guide pillar mounting hole of bottom rear end both sides（7）, two sets of guide pin bushing guide pillar structures
It is synchronized with the movement.
9. a kind of automobile axle helical spring seat cuts the processing technology of circular arc mold, it is characterised in that comprise the following steps：
1st step：By automobile axle helical spring seat circle of contact arc mould installion on forcing press；
2nd step：Large and small circular arc locating piece（6、14）Positioning：Make large and small circular arc locating piece（6、14）Small end upward, make large and small
Circular arc locating piece（6、14）Upper level be higher by punch-pin（5）Upper plane 4.5mm；
3rd step：Blanking, by two pieces workpiece, one is placed on orthodrome locating piece（6）On, another is placed on small arc-shaped locating piece
（14）On set position with inner chamber；Rotate two side handles（21）, make the chuck of two sets of elastic clamp devices（16）It is common to clamp two
The workpiece on side；
4th step：Forcing press is started, upper mould is run downwards with lathe, cavity plate（3）Contact workpiece first, and by workpiece and large and small circle
Arc locating piece（6、14）Press down together, during this, two sets of elastic clamp devices clamp workpiece, and are positioned by large and small circular arc
Block（6、14）In punch-pin（5）And convex mould pad（9）Between whole be oriented to；Cavity plate（3）Continue traveling downwardly, with punch-pin（5）Contact completes one
Secondary trimming, the small arc-shaped that at this moment workpiece on the left side is completed on rear side of workpiece cuts arc, and the workpiece on right side completes the orthodrome on front side of workpiece
Cut arc；
5th step：Rotate two side handles（21）, make chuck（16）Separate, then the arc of cutting on punch-pin is given up with workpiece with aid
Material is removed；
6th step：Take out large and small circular arc locating piece（6、14）On workpiece, by left and right side workpiece exchange direction, again in mould
Upper positioning, the processing of opposite side circular arc is carried out according to step 2 to step 5；
7th step：Above step is processed for the arc of cutting completed on workpiece fore-and-aft direction；
When process on product left and right directions when cutting arc processing, it is necessary to by the ambilateral large and small circular arc locating piece of mould（6、14）From
Connecting rod（8）On pull down, each rotation 180 degree is reinstalled, that is, requires large and small circular arc locating piece（6、14）Small end down；
8th step：Finish changing after circular arc locating piece, two pieces has been completed to the arc workpiece of front and rear lateral incision, one is placed on orthodrome positioning
Block（6）On, another is placed on small arc-shaped locating piece（14）On set position with inner chamber；Rotate two side handles（21）, make two sets of bullets
The chuck of property clamping device（16）The common workpiece for clamping both sides；
9th step：Forcing press is started, upper mould is run downwards with lathe, cavity plate（3）Contact workpiece first, and by workpiece and large and small circle
Arc locating piece（6、14）Press down together, during this, two sets of elastic clamp devices clamp workpiece, and are positioned by large and small circular arc
Block（6、14）In punch-pin（5）And convex mould pad（9）Between whole be oriented to；Cavity plate（3）Continue traveling downwardly, with punch-pin（5）Contact completes one
Secondary trimming, the workpiece on the left side completes to cut arc on the left of workpiece；The workpiece on right side completes to cut arc on the right side of workpiece；
10th step：Rotate two side handles（21）, make chuck（16）Separate, then the arc of cutting on punch-pin is given up with workpiece with aid
Material is removed；
11st step：Take out large and small circular arc locating piece（6、14）On workpiece, by left and right side workpiece exchange direction, again in mould
Upper positioning, the processing of opposite side circular arc is carried out according to step 8 to step 10；So far workpiece is completed on front and rear and left and right directions
Arc processing is cut, is loaded after machining in body feed tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710467533.4A CN107081370A (en) | 2017-06-20 | 2017-06-20 | A kind of automobile axle helical spring seat cuts arc mould and cuts arc technique |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710467533.4A CN107081370A (en) | 2017-06-20 | 2017-06-20 | A kind of automobile axle helical spring seat cuts arc mould and cuts arc technique |
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| CN107081370A true CN107081370A (en) | 2017-08-22 |
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| CN201710467533.4A Pending CN107081370A (en) | 2017-06-20 | 2017-06-20 | A kind of automobile axle helical spring seat cuts arc mould and cuts arc technique |
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| CN102179441A (en) * | 2011-04-07 | 2011-09-14 | 江西江铃底盘股份有限公司 | Trimming module and process for automobile plate spring support |
| CN204074889U (en) * | 2014-07-14 | 2015-01-07 | 深圳市科本精密模具有限公司 | Can directly to the barb side punching equipment of upper taking-up product |
| CN205702023U (en) * | 2016-04-19 | 2016-11-23 | 山东鲁能泰山铁塔有限公司 | Arc mould cut by a kind of channel-section steel |
| CN106180354A (en) * | 2016-07-19 | 2016-12-07 | 江西江铃底盘股份有限公司 | A kind of automobile drive axle housing body cuts long method for cutting edge |
| CN205949605U (en) * | 2016-07-19 | 2017-02-15 | 江西江铃底盘股份有限公司 | Surely long side cut multi -station die of automotive drive axle housing body |
| CN206882513U (en) * | 2017-06-20 | 2018-01-16 | 江西江铃底盘股份有限公司 | A kind of automobile axle helical spring seat cuts arc mould |
-
2017
- 2017-06-20 CN CN201710467533.4A patent/CN107081370A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10216852A (en) * | 1997-02-10 | 1998-08-18 | Fuji Electric Co Ltd | Device for punching steel plate |
| CN102179441A (en) * | 2011-04-07 | 2011-09-14 | 江西江铃底盘股份有限公司 | Trimming module and process for automobile plate spring support |
| CN204074889U (en) * | 2014-07-14 | 2015-01-07 | 深圳市科本精密模具有限公司 | Can directly to the barb side punching equipment of upper taking-up product |
| CN205702023U (en) * | 2016-04-19 | 2016-11-23 | 山东鲁能泰山铁塔有限公司 | Arc mould cut by a kind of channel-section steel |
| CN106180354A (en) * | 2016-07-19 | 2016-12-07 | 江西江铃底盘股份有限公司 | A kind of automobile drive axle housing body cuts long method for cutting edge |
| CN205949605U (en) * | 2016-07-19 | 2017-02-15 | 江西江铃底盘股份有限公司 | Surely long side cut multi -station die of automotive drive axle housing body |
| CN206882513U (en) * | 2017-06-20 | 2018-01-16 | 江西江铃底盘股份有限公司 | A kind of automobile axle helical spring seat cuts arc mould |
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Application publication date: 20170822 |
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