CN103990719B - The wedge structure of mould - Google Patents
The wedge structure of mould Download PDFInfo
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- CN103990719B CN103990719B CN201410240074.2A CN201410240074A CN103990719B CN 103990719 B CN103990719 B CN 103990719B CN 201410240074 A CN201410240074 A CN 201410240074A CN 103990719 B CN103990719 B CN 103990719B
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Abstract
The invention discloses the wedge structure of a kind of mould.The wedge structure of described mould includes: wedge, and described wedge is slidably disposed in the lower mold of described mould；Cam, described cam is rotatably arranged in described lower mold around the pivot center of described cam；And drive block, described drive block is located in the upper mold of described mould, and described drive block is suitable to be slided by wedge described in described actuated by cams.The wedge structure of mould according to embodiments of the present invention, drive block indirectly drives wedge by cam, and changes the outer contour of cam, thus it is possible to vary the size of wedge sliding stroke, thus meets the requirement of different process content, and the use making wedge structure is more convenient.
Description
Technical field
The present invention relates to Design of Dies field, in particular to the wedge structure of a kind of mould.
Background technology
Due to the impact of product-forming, diel a lot of techniques in the design process are all intended to complete, such as by Wedge mechanism
Side punching, side deburring or side flanging etc..After Sheet Metal Forming Technology determines, Design of Dies personnel according to the side punching in technique,
The angle of side deburring, stroke select standard wedge structure or design different non-standard wedge structures to complete in above-mentioned technique
Hold.In correlation technique, the drive block of wedge structure directly drives wedge to complete above-mentioned technique content, such as wedge and drive block
Using the form that inclined-plane coordinates with inclined-plane or inclined-plane coordinates with roller to complete the drive block driving to wedge, above-mentioned type of drive is very
Difficulty meets the client's big stroke demand to wedge, say, that above-mentioned type of drive can not realize side punching or the side of larger row journey
, there is room for improvement in deburring technique.
Summary of the invention
It is contemplated that one of technical problem solved the most to a certain extent in correlation technique.To this end, the one of the present invention
Purpose is to propose the wedge structure of a kind of mould realizing big wedge sliding stroke.
To achieve these goals, the wedge structure of a kind of mould is proposed according to embodiments of the present invention, the wedge knot of described mould
Structure, it is characterised in that including: wedge, described wedge is slidably disposed in the lower mold of described mould；Cam, described convex
Take turns the pivot center around described cam to be rotatably arranged in described lower mold；And drive block, described drive block is located at described mould
In the upper mold of tool, described drive block is suitable to be slided by wedge described in described actuated by cams.
The wedge structure of mould according to embodiments of the present invention, drive block indirectly drives wedge by cam, and changes convex
The outer contour of wheel, thus it is possible to vary the size of wedge sliding stroke, thus meet the requirement of different process content, make tiltedly
The use of wedge structure is more convenient.Particularly, when the driving stroke of drive block is less, big wedge slip row can be realized
Journey.
It addition, the wedge structure of mould according to the above embodiment of the present invention can also have a following additional technical characteristic:
According to one embodiment of present invention, the outer contour of described cam includes first paragraph and second segment, and described first paragraph is fitted
In coordinating with described drive block, described second segment is suitable to coordinate with described wedge, any point distance on wherein said first paragraph
The distance of described pivot center less than any point on described second segment apart from the distance of described pivot center.Thus, by driving
The little driving stroke of motion block, it is thus achieved that wedge large sliding stroke in glide direction, the Guan Bi making mould is the least, makes mould
The sliding stroke scope that tool can realize is bigger (such as, the sliding stroke on side punching direction).
According to one embodiment of present invention, described second segment includes the first subsegment and lays respectively at described first subsegment two ends
Second subsegment, wherein the first subsegment and the second subsegment are segmental arc, and first paragraph is segmental arc, and the song of described first subsegment
Rate radius is less than the radius of curvature of described first paragraph, and the radius of curvature of described second subsegment is more than the radius of curvature of first paragraph.This
Sample, the sliding stroke of wedge is bigger, and the shape of cam is simpler and processing is easier to.
According to one embodiment of present invention, described first paragraph being configured with the first engaging tooth, described drive block is provided with and is suitable to
The driving tooth adaptive with described first engaging tooth, so that drive block is more stable with the transmission of cam, promotes wedge knot further
The job stability of structure.
According to one embodiment of present invention, the wedge structure of described mould also includes: roller, and described roller sets rotationally
On described wedge, and described roller is suitable to coordinate with described second segment, thus advantageously reduces the mill between cam and roller
Damage, increase the service life of wedge structure, promote the functional reliability of wedge structure.
According to one embodiment of present invention, described second segment is configured with the second engaging tooth, shape on the outer peripheral face of described roller
The roller tooth that second engaging tooth described in Cheng Youyu is adaptive, so that roller is more stable with the transmission of cam, promotes wedge further
The job stability of structure.
According to one embodiment of present invention, the wedge structure of described mould also includes: cam bearer, and described cam bearer is fitted
In being located in described lower mold, described cam is rotatably arranged on described cam bearer by cam shaft, wherein said cam
The central axis of rotating shaft overlaps with described pivot center.
According to one embodiment of present invention, the wedge structure of described mould also includes: return unit, described return unit respectively with
Described wedge is connected with described mould, to make described wedge move towards described cam when described cam departs from described wedge.
According to one embodiment of present invention, the wedge structure of described mould also includes: drift, described drift be located at described tiltedly
On the surface deviating from described cam of wedge.
According to one embodiment of present invention, described drive block is provided with and the groove of described cam engagement, the end of described groove
The shape adaptation of the outer peripheral face of the shape of wall and described cam.
Accompanying drawing explanation
Fig. 1 is the perspective view of the wedge structure of mould according to an embodiment of the invention.
Fig. 2 is the front view of the wedge structure of mould according to an embodiment of the invention.
Fig. 3 is the front view of the wedge structure of mould according to another embodiment of the invention.
Reference:
Mould 1000, wedge structure 100, wedge 1, cam 2, first paragraph the 21, first engaging tooth 211, second segment 22,
First subsegment the 221, second subsegment the 222, second engaging tooth 2211, linkage section 23, drive block 3, groove 31, driving tooth
311, roller 4, roller tooth 41, cam bearer 5, cam shaft 6, drift 7, roller wheel shaft 8, guide rail 9, lower mold 200
Detailed description of the invention
Embodiments of the invention are described below in detail, and the example of described embodiment is shown in the drawings, the most identical
Or similar label represents same or similar element or has the element of same or like function.Retouch below with reference to accompanying drawing
The embodiment stated is exemplary, it is intended to is used for explaining the present invention, and is not considered as limiting the invention.
Wedge structure 100 referring to Fig. 1-Fig. 3 description mould 1000 according to embodiments of the present invention.As Fig. 1-
Shown in Fig. 3, the wedge structure 100 of mould 1000 according to embodiments of the present invention includes wedge 1, cam 2 and drives
Block 3.
Wedge 1 is slidably disposed in the lower mold 200 of mould 1000, say, that wedge 1 can opposing mold 1000
Lower mold 200 slide, specifically, lower mold 200 can arrange guide rail 9, wedge 1 can slide along guide rail 9, from
And make the slip of the relative lower mold 200 of wedge 1 more smooth and easy.Cam 2 is rotatably arranged at down around the pivot center of cam 2
On mould 200.Drive block 3 is located in the upper mold (not shown) of mould 1000, and drive block 3 is suitable to by cam 2
Wedge 1 is driven to slide.
During it is to say, wedge structure 100 works, drive block 3 is mobile to drive cam 2 around rotation with upper mold
Axis rotates, and cam 2 can be made to contact with wedge 1 so that under cam 2 drives wedge 1 relatively in cam 2 rotation process
Mould 200 slides.Be understandable that the relative lower mold 200 of wedge 1 slide can be used to side punching, side deburring,
The technique contents such as side flanging.
Wherein, the outer contour of cam 2 can become according to the specific configuration of workpiece and the concrete condition of Design of Dies
Change, so that drive block 3 drives wedge 1 to slide corresponding technique content by cam 2.By changing cam
The outer contour of 2, thus it is possible to vary the driving stroke of drive block 3 and sliding stroke (such as, the side blow hole rows of wedge 1
Journey).Particularly, for the mould 1000 of the Guan Bi limited height of mould 1000, by designing the foreign steamer of cam 2
Profile, makes wedge structure 100 can obtain the slip of bigger wedge 1 by the stroke that drives of less drive block 3
Stroke.
It is to say, the wedge structure 100 of mould 1000 according to embodiments of the present invention, drive block 3 is by cam 2
Indirectly drive wedge 1, and change the outer contour of cam 2, thus it is possible to vary the size of wedge 1 sliding stroke, thus full
The requirement of foot different process content, the use making wedge structure 100 is more convenient.Particularly, in the driving of drive block 3
When stroke is less, big wedge sliding stroke can be realized.
Describe according to the specific embodiment of the present invention referring to Fig. 1-Fig. 3, as depicted in figs. 1 and 2, according to
The wedge structure 100 of the embodiment of the present invention includes that wedge 1, cam 2, drive block 3, roller 4, drift 7, cam prop up
Seat 5 and return unit (not shown).
Wedge 1 is slidably disposed in lower mold 200, and drive block 3 is located in the upper mold of mould 1000.Drift 7 is located at tiltedly
On the surface deviating from cam 2 of wedge 1, wedge 1 relatively lower mold 200 under drive block 3 drives is slided, drift 7 relatively under
Mould 200 slides, thus completes side punching technique.
Roller 4 is rotatably arranged on wedge 1, i.e. roller 4 can rotate relative to wedge 1, and specifically, wedge 1 is provided with
Roller wheel shaft 8, roller 4 is rotatably arranged on roller wheel shaft 8 and drives the relative lower mold of wedge 1 200 to coordinate with cam 2
Slide.
Cam bearer 5 is located in lower mold 200, and cam 2 is rotatably arranged on cam bearer 5 by cam shaft 6, its
The central axis of cam rotating shaft 6 overlaps with pivot center.Thus, the rotation of cam 2 is more smooth and easy.
Return unit is connected with wedge 1 and mould 1000 respectively, say, that return unit is connected to wedge 1 and mould 1000
Between to make wedge 1 move towards cam 2 when cam 2 departs from wedge 1, it is achieved wedge 1 resets, for next time side punching
Technique is prepared.When its cam 2 departs from wedge 1, can broadly understood, can refer to that cam 2 has disengaging wedge 1
Movement tendency, it is understood that depart from wedge 1 for cam 2.In the present embodiment, when cam 2 departs from wedge 1,
Drift 7 has completed side punching technique.
Alternatively, return unit can be back-moving spring, when cam 2 drives the relative lower mold 200 of wedge 1 to slide side punching
Time, back-moving spring is compressed, and after side punching completes, when cam 2 departs from wedge 1, wedge 1 is at the elastic force of back-moving spring
Return under effect in situ.
As shown in Figures 2 and 3, the outer contour of cam 2 includes first paragraph 21 and second segment 22.First paragraph 21 be suitable to
Drive block 3 coordinates, and second segment 22 is suitable to coordinate with wedge 1.Specifically, as in figure 2 it is shown, second segment 22 is suitable to and rolling
Wheel 4 coordinates, and second segment 22 is linear contact lay with contacting of roller 4, thus effectively reduces abrasion, is conducive to increasing wedge knot
In the service life of structure 100, promote the reliability of wedge structure 100 work.
Wherein, on first paragraph 21, the distance of any point distance pivot center rotates less than any point distance on second segment 22
The distance of axis.It is to say, cam 2 is eccentric cam structure, and due to this eccentric cam structure, make wedge structure 100
During motion, by the little driving stroke of drive block 3, it is thus achieved that the wedge 1 large sliding stroke in glide direction, make mould 1000
Guan Bi the least, make bigger (such as, the slip on side punching direction of sliding stroke scope that mould 1000 can realize
Stroke).
Further, as in figure 2 it is shown, second segment 22 includes the first subsegment 221 and lays respectively at the first subsegment 221 two ends
Second subsegment 222, wherein the first subsegment 221 and the second subsegment 222 are segmental arc, and first paragraph 21 is also segmental arc, and
The radius of curvature of the first subsegment 221 is more than first paragraph less than the radius of curvature of first paragraph 21, the radius of curvature of the second subsegment 222
The radius of curvature of 21, so that the sliding stroke of wedge 1 is bigger, the shape of cam 2 is simpler and processing is easier to.
As in figure 2 it is shown, first paragraph 21 and second segment 22 can pass through linkage section 23 transition, alternatively, linkage section 23 can
Think straight line or arc, so that the outline of cam 2 is rounder and more smooth, thus be more beneficial for reducing between cam 2 and roller 4
And the abrasion between cam 2 and groove 31, increase the service life of wedge structure 100 further, promote wedge structure
The reliability of 100 work.
In an embodiment as illustrated in figure 3, first paragraph 21 can be configured with the first engaging tooth 211, on drive block 3
Can be provided with and be suitable to and the driving tooth 311 of the first engaging tooth 211 adaptation, say, that drive block 3 drives cam 2
Time, the cooperation face at drive block 3 and cam 2 cooperation is toothed surface, and by driving tooth 311 to engage with first
Engaging each other of tooth 211 realizes power transmission, so that transmission is more stable, promotes the work of wedge structure 100 further
Make stability.
Specifically, as shown in Figure 1-Figure 3, drive block 3 is provided with the groove 31 coordinated with first paragraph 21, the end of groove 31
The shape of wall and the shape adaptation of the outer peripheral face of cam 2, such as, shown in Fig. 3, the diapire of groove 31 is formed with driving tooth
311, and be provided with (i.e. on first paragraph 21) on the outer peripheral face corresponding with this diapire of cam 2 and drive the of tooth 311 adaptation
One engaging tooth 211
Can be configured with the second engaging tooth 2211 on second segment 22, the outer peripheral face of roller 4 is formed and the second engaging tooth
The roller tooth 41 of 2211 adaptations, say, that when cam 2 drives wedge 1 by roller 4, drive block 3 and convex
Cooperation face at the cooperation of wheel 2 is toothed surface, and engaging each other by roller tooth 41 and the second engaging tooth 2211
Realize power transmission, so that transmission is more stable, promote the job stability of wedge structure 100 further.
Work process referring to the wedge structure 100 of Fig. 1-Fig. 3 description mould 1000 according to embodiments of the present invention:
Side punching process:
Drive block 3 moves downward with upper mold, after contacting with cam 2, in the first paragraph 21 of cam 2 and coordinating of groove 31
Lower driving cam 2 rotates around cam shaft 6, makes the second segment 22 of cam 2 contact with roller 4, and second segment 22 with
Wedge 1 is driven to move along side punching direction under the cooperation of roller 4, when drive block 3 moves to bottom dead centre, the of cam 2
One section of 21 motion puts in place, and the drift 7 being located on wedge 1 has just moved to the position of side punching.
Return stroke:
Drive block 3 moves upward, and progressively disengages the first paragraph 21 of cam 2.The most under gravity, the of cam 2
The side of two-stage nitration 22 rotates around cam shaft 6, and wedge 1 backhaul under the effect of back-moving spring puts in place.
In short, the wedge structure 100 of mould 1000 according to embodiments of the present invention, drive block 3 is driven tiltedly by cam 2
The relative lower mold 200 of wedge 1 has slided corresponding technique content, can be at drive block by the design of the outer contour to cam 2
In the case of the driving stroke of 3 is little, obtains big wedge 1 sliding stroke, make the Guan Bi height reduction of mould 1000, reduce
The volume of mould 1000.
In describing the invention, it is to be understood that term " " center ", " longitudinally ", " laterally ", " length ", " width ",
" thickness ", " on ", D score, "front", "rear", "left", "right", " vertically ", " level ", " top ", " end " " interior ",
" outward ", " clockwise ", " counterclockwise ", " axially ", " radially ", " circumferential " etc. instruction orientation or position relationship be based on
Orientation shown in the drawings or position relationship, be for only for ease of the description present invention and simplify description rather than instruction or hint institute
The device that refers to or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to this
Bright restriction.
Additionally, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint relative importance
Or the implicit quantity indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can be expressed
Or implicitly include at least one this feature.In describing the invention, " multiple " are meant that at least two, such as two
Individual, three etc., unless otherwise expressly limited specifically.
In the present invention, unless otherwise clearly defined and limited, term " install ", " being connected ", " connection ", " fixing "
Should be interpreted broadly Deng term, connect for example, it may be fixing, it is also possible to be to removably connect, or integral；Can be
It is mechanically connected, it is also possible to be electrical connection；Can be to be joined directly together, it is also possible to be indirectly connected to by intermediary, can be two
The connection of individual element internal or the interaction relationship of two elements, unless otherwise clear and definite restriction.Common for this area
For technical staff, above-mentioned term concrete meaning in the present invention can be understood as the case may be.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature " on " or D score can
Being that the first and second features directly contact, or the first and second features are by intermediary mediate contact.And, the
One feature second feature " on ", " top " and " above " but fisrt feature directly over second feature or
Oblique upper, or it is merely representative of fisrt feature level height higher than second feature.Fisrt feature second feature " under ",
" lower section " and " below " can be fisrt feature immediately below second feature or obliquely downward, or it is special to be merely representative of first
Levy level height less than second feature.
In the description of this specification, reference term " embodiment ", " some embodiments ", " example ", " specifically show
Example " or the description of " some examples " etc. means to combine this embodiment or example describes specific features, structure, material or
Feature is contained at least one embodiment or the example of the present invention.In this manual, the schematic representation to above-mentioned term
Necessarily it is directed to identical embodiment or example.And, the specific features of description, structure, material or feature are permissible
One or more embodiment in office or example combine in an appropriate manner.Additionally, in the case of the most conflicting, ability
The feature of the different embodiments described in this specification or example and different embodiment or example can be entered by the technical staff in territory
Row combines and combination.
Although above it has been shown and described that embodiments of the invention, it is to be understood that above-described embodiment is exemplary,
Being not considered as limiting the invention, those of ordinary skill in the art within the scope of the invention can be to above-described embodiment
It is changed, revises, replaces and modification.
Claims (8)
1. the wedge structure of a mould, it is characterised in that including:
Wedge, described wedge is slidably disposed in the lower mold of described mould；
Cam, described cam is rotatably arranged in described lower mold around the pivot center of described cam；And
Drive block, described drive block is located in the upper mold of described mould, and described drive block is suitable to by described in described actuated by cams
Wedge slides；
The outer contour of described cam includes first paragraph and second segment, described first paragraph to be suitable to described drive block coordinating, described
Second segment is suitable to coordinate with described wedge, and on wherein said first paragraph, any point is less than institute apart from the distance of described pivot center
State on second segment any point apart from the distance of described pivot center；
Being configured with the first engaging tooth on described first paragraph, described drive block is provided with and is suitable to and described adaptive the driving of first engaging tooth
Dynamic tooth.
The wedge structure of mould the most according to claim 1, it is characterised in that described second segment include the first subsegment and
Laying respectively at second subsegment at described first subsegment two ends, wherein the first subsegment and the second subsegment are segmental arc, and first paragraph is
Segmental arc, and the radius of curvature of described first subsegment is less than the radius of curvature of described first paragraph, the curvature of described second subsegment half
Footpath is more than the radius of curvature of first paragraph.
The wedge structure of mould the most according to claim 1, it is characterised in that also include:
Roller, described roller is rotatably arranged on described wedge, and described roller is suitable to coordinate with described second segment.
The wedge structure of mould the most according to claim 3, it is characterised in that be configured with second on described second segment and nibble
Close tooth, the outer peripheral face of described roller is formed the roller tooth adaptive with described second engaging tooth.
The wedge structure of mould the most according to claim 1, it is characterised in that also include: cam bearer, described convex
Wheeling support is suitable to be located in described lower mold, and described cam is rotatably arranged on described cam bearer by cam shaft, wherein
The central axis of described cam shaft overlaps with described pivot center.
The wedge structure of mould the most according to claim 1, it is characterised in that also include:
Return unit, described return unit is connected with described wedge and described mould respectively, with when described cam departs from described wedge
Described wedge is made to move towards described cam.
The wedge structure of mould the most according to claim 1, it is characterised in that also include: drift, described drift sets
On the surface deviating from described cam of described wedge.
The wedge structure of mould the most according to claim 1, it is characterised in that described drive block is provided with convex with described
The shape adaptation of the outer peripheral face of the groove that wheel coordinates, the shape of the diapire of described groove and described cam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410240074.2A CN103990719B (en) | 2014-05-30 | 2014-05-30 | The wedge structure of mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410240074.2A CN103990719B (en) | 2014-05-30 | 2014-05-30 | The wedge structure of mould |
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| Publication Number | Publication Date |
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| CN103990719A CN103990719A (en) | 2014-08-20 |
| CN103990719B true CN103990719B (en) | 2016-11-16 |
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| CN201410240074.2A Active CN103990719B (en) | 2014-05-30 | 2014-05-30 | The wedge structure of mould |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104826942B (en) * | 2015-05-21 | 2017-03-15 | 安徽江淮汽车集团股份有限公司 | A kind of diel and its Wedge mechanism |
| CN106424319B (en) * | 2016-09-26 | 2018-07-06 | 浙安集团有限公司 | A kind of bottom punch mechanism of fire-fighting host shell |
| CN106216488B (en) * | 2016-09-26 | 2017-12-05 | 绍兴柯桥远达纺织有限公司 | A kind of mechanism for being punched out to fire-fighting host shell side wall |
| CN115179466A (en) * | 2022-07-11 | 2022-10-14 | 安徽耐科装备科技股份有限公司 | Die cam driving mechanism and semiconductor die |
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| BE515822A (en) * | 1951-11-28 | |||
| SU620309A2 (en) * | 1977-01-14 | 1978-08-25 | Научно-исследовательский машиностроительный институт | Device for making components of sleeve type |
| CN201186325Y (en) * | 2008-03-11 | 2009-01-28 | 无锡曙光模具有限公司 | Forming mold special for producing vehicle rearmost axle assembly front beam |
| CN202877380U (en) * | 2012-10-19 | 2013-04-17 | 山东潍坊福田模具有限责任公司 | Tapered wedge device |
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| CN103990719A (en) | 2014-08-20 |
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