CN206882513U - A kind of automobile axle helical spring seat cuts arc mould - Google Patents
A kind of automobile axle helical spring seat cuts arc mould Download PDFInfo
- Publication number
- CN206882513U CN206882513U CN201720715605.8U CN201720715605U CN206882513U CN 206882513 U CN206882513 U CN 206882513U CN 201720715605 U CN201720715605 U CN 201720715605U CN 206882513 U CN206882513 U CN 206882513U
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- CN
- China
- Prior art keywords
- mould
- locating piece
- arc
- helical spring
- spring seat
- 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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Abstract
It the utility model is related to a kind of automobile axle helical spring seat and cut arc mould, 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 end is 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 rationally designing size semi arch positioning and guiding block, not only simplify mould structure, meet that product is front and rear and left and right directions on positioning requirements.
Description
Technical field
The utility model belongs to field of machining, is related to a kind of automobile axle helical spring seat and cuts arc mould.
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, bears vertical load.When helical spring is passed in road surface to the impulsive force of wheel, helical spring produces change
Shape, the kinetic energy of wheel is absorbed, be converted to the potential energy of helical spring, so as to relax influence of the impact on ground to vehicle body.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, plus spiral-shaped processed complex, arc machining, cavity plate are cut 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
Count 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 processing
Process, just seem very necessary.
Utility model content
The purpose of this utility model is to solve the defects of prior art is present, there is provided a kind of automobile axle helical spring
Seat cuts arc mould.
To achieve these goals, the technical solution adopted in the utility model is：
A kind of mould of automobile axle helical spring seat circle of contact arc, including upper mould and lower mould, upper mould are installed by cope plate
There is cavity plate, 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 convex
Mould, convex mould pad intermediate lateral are 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 the inner of orthodrome locating piece and small arc-shaped locating piece, orthodrome locating piece and small arc-shaped locating piece
Face and the outer face of punch-pin and convex mould pad are 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, two elastic clampings dress respectively
Put and Workpiece clamping is positioned jointly, 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 be 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, between chuck bar portion inner chamber and the end face of depression bar precommpression holddown spring is installed, compress 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, integrative-structure of the convex mould pad with 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 guide pin bushing in mounting hole, in the guideing pillar mounting hole of lower template bottom rear end both sides interference guide pillar is installed, two sets are led
Set guide pillar structure is synchronized with the movement.
The beneficial effects of the utility model are：The mould uses the side of " horizontal direction elastic clamping, vertical direction vertical cut "
Formula is produced, and by rationally designing size semi arch positioning and guiding block, not only simplify mould structure, before and after meeting product
And the positioning requirements on left and right directions, while horizontal direction carries out whole binder by elastic clamp device elastic clamping workpiece,
In vertical direction, positioning and guiding block circular arc position coordinates punch-pin and convex mould pad to be oriented to, while is protected by prepressing device
Demonstrate,prove product circle of contact arc, blanking process accurate positioning, so can not only ensure workpiece both sides crown height and symmetry uniformity,
Stability, and mould structure is simplified, the position degree and axiality that ensure that the circular arc of product two reach requirement, improve mould
Life-span uses this circle of contact arc processing technology, and sustainable stabilization ensures that product design size and performance reach requirement, energy
Production efficiency is effectively improved, reduces production cost.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the schematic top plan view of the utility model part of the lower die；
Fig. 3 is the schematic top plan view of the utility model convex mould pad；
Fig. 4 is the schematic side view of the utility model convex mould pad；
Fig. 5 is the schematic front view of the utility model small arc-shaped locating piece；
Fig. 6 is the schematic top plan view of the utility model small arc-shaped locating piece；
Fig. 7 is the schematic front view of the utility model orthodrome locating piece；
Fig. 8 is the schematic top plan view of the utility model orthodrome locating piece；
Fig. 9 is the structural representation of the product of the utility model helical spring seat；
Figure 10 is the schematic top plan view of the product of the utility model helical spring seat；
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 includes 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, and level is slidably connected a connecting rod 8 in groove, connecting rod 8
Lower section is provided with prepressing device, and the both 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 of orthodrome locating piece 6 and small arc-shaped locating piece 14 and punch-pin 5 and convex mould pad 9 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 positioning
The outer face of block 14 forms the locating mould cavity of workpiece respectively, and two elastic clamp devices position to Workpiece clamping jointly, cavity plate 3 with it is convex
It is punching station between mould 5.
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 be 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, the precommpression installation 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
The line of centres of large and small circular arc locating piece 6,14 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.
Integrative-structure of the convex mould pad 9 with lower bolster 12 for welding, convex mould pad 9 are fixed on lower mould by bolt and pin
On plate 13.
Before matched moulds, the upper level of large and small circular arc locating piece 6,14 is higher by plane 4.5mm on punch-pin 5, between upper and lower mould
Provided with unilateral guide pin bushing guide pillar structure, in the guide pin bushing mounting hole of the bottom rear end both sides of cope plate 2 interference guide pin bushing 4, lower mould are installed
Interference is provided with guide pillar 7 in the guideing pillar mounting hole of the bottom rear end both sides of plate 13, and two sets of guide pin bushing guide pillar structures are synchronized with the movement.
Procedure of processing and principle of the present utility model are 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 positions：The small end a for making large and small circular arc locating piece 6,14 upward, make it is big,
The upper level of small arc-shaped locating piece 6,14 is 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
On 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 work on both sides jointly
Part；
4th step：Forcing press is started, upper mould is run downwards with lathe, and cavity plate 3 contacts workpiece first, and by workpiece and large and small
Circular arc locating piece 6,14 presses down together, and during this, two sets of elastic clamp devices clamp workpiece, and are positioned by large and small circular arc
Block 6,14 is whole between punch-pin 5 and convex mould pad 9 to be oriented to；Cavity plate 3 continues traveling downwardly, and is contacted with punch-pin 5 and completes a trimming, 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, separate chuck 16 and workpiece, then the arc of cutting on punch-pin is given up with aid
Material removes；
6th step：The workpiece on large and small circular arc locating piece 6,14 is taken out, left and right side workpiece is exchanged into direction, again in mould
Positioned on tool, 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 6,14 of mould
Pulled down from connecting rod 8, each 180 degree that rotates is reinstalled, that is, requires the small end of large and small circular arc locating piece 6,14 down；
8th step：After finishing changing circular arc locating piece, two pieces is completed to the arc workpiece of front and rear lateral incision, one is placed on orthodrome
On locating piece 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 elasticity
The chuck 16 of clamping device clamps the workpiece on both sides jointly；
9th step：Forcing press is started, upper mould is run downwards with lathe, and cavity plate 3 contacts workpiece first, and by workpiece and large and small
Circular arc locating piece 6,14 presses down together, and during this, two sets of elastic clamp devices clamp workpiece, and are positioned by large and small circular arc
Block 6,14 is whole between punch-pin 5 and convex mould pad 9 to be oriented to；Cavity plate 3 continues traveling downwardly, and is contacted with punch-pin 5 and completes a trimming, the left side
Workpiece complete workpiece on the left of cut arc；The workpiece on right side is completed to cut arc on the right side of workpiece；
10th step：Two side handles 21 are rotated, separate chuck 16 and workpiece, then the arc of cutting on punch-pin is given up with aid
Material removes；
11st step：The workpiece on large and small circular arc locating piece 6,14 is taken out, left and right side workpiece is exchanged into direction, again in mould
Positioned on tool, the processing of opposite side circular arc is carried out according to step 8 to step 10；So far workpiece is complete on front and rear and left and right directions
Into arc processing is cut, load after machining in body feed tank.
When processing product is right half of, it is necessary to which ambilateral large and small circular arc locating piece 6,14 is pulled down from connecting rod 8 by mould,
Each rotation 180 degree is reinstalled, that is, the small end for requiring large and small circular arc locating piece 6,14 down, after finishing changing circular arc locating piece, is grasped
Work is processed according to step 2 to step 6, is loaded after machining in body feed tank.
The utility model mould is produced by the way of " horizontal direction elastic clamping, vertical direction vertical cut ",
By rationally designing size semi arch positioning and guiding block, not only simplify mould structure, meet product it is front and rear and
Positioning requirements on left and right directions, while horizontal direction carries out whole binder by elastic clamp device elastic clamping workpiece, hangs down
Nogata is upward, and positioning and guiding block circular arc position coordinates punch-pin and convex mould pad to be oriented to, while is ensured by prepressing device
Product circle of contact arc, blanking process accurate positioning, it so can not only ensure the uniformity, steady of workpiece both sides crown height and symmetry
It is qualitative, and mould structure is simplified, the position degree and axiality that ensure that the circular arc of product two reach requirement, improve the mould longevity
Life uses this circle of contact arc processing technology, and sustainable stabilization ensures that product design size and performance reach requirement, can had
Effect improves production efficiency, reduces production cost.
The advantages of general principle of the present utility model, principal character and the utility model has been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the utility model is not restricted to the described embodiments, described in above-described embodiment and specification
Simply principle of the present utility model, the utility model also has respectively on the premise of the spirit and scope of the utility model is not departed from
Kind changes and improvements, these changes and improvements are both fallen within claimed the scope of the utility model.The requires of the utility model
Protection domain defined by appended claims and its equivalent.
Claims (8)
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）Both 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 determined
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 positions to Workpiece clamping jointly, 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 arc mould, it is characterised in that the elastic clip
Tight device includes chuck（16）, depression bar（18）, rotating shaft（20）And handle（21）, depression bar（18）Pass through rotating shaft（20）With depression bar bearing
（19）It is be hinged, handle（21）Rotating shaft is arranged on by bolt（20）End, chuck（16）Bar portion inner chamber and depression bar（18）Shaft
Gap coordinates, chuck（16）Head is through bolt and depression bar（18）End face connects, in chuck（16) bar portion inner chamber and depression bar (18)
Precommpression is provided with holddown spring (17) between end face, and holddown spring (17) is enclosed on the bolt of bolt.
3. a kind of automobile axle helical spring seat according to claim 2 cuts arc mould, it is characterised in that two sets of elastic clips
The chuck of tight 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 arc mould, it is characterised in that the pre- press fitting
Put including pre-compressed spring（11）And jacking block（10）, convex mould pad（9）Bosom is provided with spring embedded hole, pre-compressed spring（11）'s
One end is arranged in spring embedded hole, and 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 arc mould, 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 arc mould, it is characterised in that before matched moulds, big,
Small arc-shaped 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 arc mould, it is characterised in that before matched moulds, big,
Small arc-shaped 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 arc mould, it is characterised in that the upper and lower mould
Between be provided with unilateral guide pin bushing guide pillar structure, cope plate（2）Interference is provided with guide pin bushing in the guide pin bushing mounting hole of bottom rear end both sides
（4）, lower template（13）Interference is provided with guide pillar in the guideing pillar mounting hole of bottom rear end both sides（7）, two sets of guide pin bushing guide pillar structures are same
Step motion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720715605.8U CN206882513U (en) | 2017-06-20 | 2017-06-20 | A kind of automobile axle helical spring seat cuts arc mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720715605.8U CN206882513U (en) | 2017-06-20 | 2017-06-20 | A kind of automobile axle helical spring seat cuts arc mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206882513U true CN206882513U (en) | 2018-01-16 |
Family
ID=61315507
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720715605.8U Expired - Fee Related CN206882513U (en) | 2017-06-20 | 2017-06-20 | A kind of automobile axle helical spring seat cuts arc mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206882513U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107081370A (en) * | 2017-06-20 | 2017-08-22 | 江西江铃底盘股份有限公司 | A kind of automobile axle helical spring seat cuts arc mould and cuts arc technique |
-
2017
- 2017-06-20 CN CN201720715605.8U patent/CN206882513U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107081370A (en) * | 2017-06-20 | 2017-08-22 | 江西江铃底盘股份有限公司 | A kind of automobile axle helical spring seat cuts arc mould and cuts arc technique |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180116 Termination date: 20190620 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |