CN108607915A - A kind of annular element fine shearing mould - Google Patents
A kind of annular element fine shearing mould Download PDFInfo
- Publication number
- CN108607915A CN108607915A CN201810810929.9A CN201810810929A CN108607915A CN 108607915 A CN108607915 A CN 108607915A CN 201810810929 A CN201810810929 A CN 201810810929A CN 108607915 A CN108607915 A CN 108607915A
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- moving knife
- annular element
- knife
- fixed
- die holder
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- 238000010008 shearing Methods 0.000 title claims abstract description 41
- 230000007246 mechanism Effects 0.000 claims abstract description 64
- 238000005520 cutting process Methods 0.000 claims abstract description 27
- 239000000463 material Substances 0.000 claims abstract description 24
- 230000000903 blocking effect Effects 0.000 claims abstract description 13
- 238000006073 displacement reaction Methods 0.000 claims description 3
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 2
- 239000002699 waste material Substances 0.000 abstract description 11
- 238000000034 method Methods 0.000 abstract description 10
- 238000003754 machining Methods 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 description 5
- 230000008520 organization Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000007547 defect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/02—Punching blanks or articles with or without obtaining scrap; Notching
- B21D28/14—Dies
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Shearing Machines (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Abstract
The present invention relates to a kind of annular element fine shearing moulds, including upper die holder, lower die holder, movable cutter mechanism, stationary knife mechanism, swinging support mechanism and push piece mechanism.Movable cutter mechanism, include moving knife link, moveable moving knife and the modular support being fixed on lower die holder with arc sections, stationary knife mechanism includes stationary knife, plug and a column, swinging support mechanism, including swing span and support gripping block, push piece mechanism includes inclined wedge and lastics mechanism, and inclined wedge is fixed on lower die holder and the inclined wedge has an inclined-plane, lastics mechanism is fixed on moving knife to be moved with the moving knife, while its lastics mechanism includes push rod, material blocking rod and the first spring.The fine shearing mould of the present invention, realize multitool shearing, the mode integrally fallen, drastically reduce the waste material generated in cutting process, the waste of resource is greatly reduced for enterprise, relative to techniques such as more advanced wire cutting, spark cuttings, even more there is that equipment is cheap, feature high in machining efficiency.
Description
Technical field
The invention belongs to mould applications, and in particular to a kind of annular element fine shearing mould is especially suitable for certain length
Steel pipe disposably cuts into the annular element accurate shearing mould with higher-end face precision.
Background technology
Currently, the shearing for annular element is broadly divided into plastic processing and mechanical processing two major classes.Mechanical processing due to
More, the waste of easy forming material is cut in process.In the production of small lot, these problems disappear to the fund of enterprise
Consumption is little, but can cause significantly to increase to the cost of enterprise in mass production, is deposited toward contact in addition, machining
In the low defect of processing efficiency；Plastic processing has speed fast compared to machine cuts or grinding, and production efficiency is high, notch hair
It pierces the features such as small, but the shearing shaping for completing annular element then needs being applied in combination for multiple sets of molds, this comes general small enterprise
It says, the cost of procuring equipment is then a huge problem.In addition, during annular element, if directly using cutter to ring
Shape part is sheared, then be easy to cause the outer surface tearing of annular element, or even the possibility directly flattened；According to more advanced
If the techniques such as wire cutting, spark cutting process annular element, although the forming of annular element is preferable, the cost of processing can be more
Add costliness, it is unfavorable with advantage is formed in the market, it is not suitable for the popularization and application of small enterprise yet.
Invention content
In consideration of it, the object of the present invention is to provide a kind of annular element fine shearing moulds, it is intended to overcome existing processing annular
Annular element surface is easily led to using the forming of cutter direct shearing during part and the phenomenon that tearing, flatten occurs, while being solved together
Certainly then existed using advanced technologies processing with solution there are the defect of larger waste using machining in annular element process and is added
Work defect of high cost.
In order to reach foregoing invention purpose, and then the technical solution taken is as follows：
A kind of annular element fine shearing mould, including upper die holder and lower die holder include additionally：
Movable cutter mechanism, including moving knife link, a moveable moving knife and one with arc sections are fixed on lower die holder
On modular support, the moving knife link be mounted on the upper die holder on, the top of the moving knife is connect with the moving knife
It is rotatably connected with the connection type of arc surface between frame, in addition, the lower part of the moving knife offers a U for cutting off annular element
Shape notch, the modular support include the first fixing bracket and the second fixing bracket for being symmetricly set on the moving knife both sides,
And correspondence is equipped with for forcing its moving knife after being contacted with the moving knife on its described first fixing bracket, the second fixing bracket
The first protruding part, the second protruding part sheared in advance, and the peace of first protruding part, the second protruding part are carried out to annular element after rotation
Holding position is staggered up and down, meanwhile, on the surface being in contact with first protruding part, the second protruding part on the moving knife respectively
It is symmetrical to be provided with the raised position being arranged on a protrusion and two surfaces of moving knife；
Stationary knife mechanism is fixed on the side of annular element feed direction, wherein the stationary knife mechanism includes a stationary knife, a core
Stick and a column, the plug are installed on inside annular element, and the outside of annular element is provided with determines inside the column
Mutually it is close to the moving knife surface end of knife and the stationary knife；
Swinging support mechanism is located at the lower part of the U-shaped notch, wherein the swinging support mechanism includes a swing span
With a support gripping block, it is rotatably connected with the connection type of arc surface between the swing span and the lower die holder, the swing
Frame is internally provided with a support gripping block moving up and down, being used to support annular element；And
Push piece mechanism, be located at stationary knife mechanism opposite direction side, wherein the push piece mechanism include an inclined wedge and
One lastics mechanism, the inclined wedge is fixed on lower die holder and there is the inclined wedge inclined-plane, the lastics mechanism to be fixed on described
On moving knife with the moving knife move, while its lastics mechanism include a push rod, a material blocking rod and one first spring, the push rod with
It is fixedly connected between the material blocking rod, and the junction of both is provided with a step cutting pattern, one end of first spring
It is connected on the step cutting pattern, the other end is mutually fixed with the push rod, in addition, driving its lastics mechanism downlink in the moving knife
When, the push rod while being in contact with the inclined-plane material blocking rod by feed direction annular element and plug give and keep off
Material and the first spring is compressed, it is described when the moving knife is continued traveling downwardly to when unloading material through hole with what is opened up on the column and be aligned
First spring will be popped up the annular element and plug that the moving knife is cut to unloading in material through hole by the material blocking rod.
Preferably, also there is the moving knife link one group of linking arm being correspondingly arranged, the linking arm to be moved with described
By being connected with the axis pin of moving knife through its linking arm between knife, so that the arc sections of the moving knife and the moving knife link
Between keep arc surface rotatable connection.
Preferably, one end of the stationary knife is mutually close to the moving knife surface, the other end is with setting outside the annular element
The cricoid clamping guide sleeve in portion connects, also, the clamping guide sleeve is installed in together with the stationary knife in column.
Preferably, the upper end of the support gripping block is an arc surface and is in contact with the annular element, also, described
Support gripping block is internally provided with a second spring, and one end of the second spring is fixed with the swing span, and the other end is solid
It is scheduled on the inside of the support gripping block, for keeping support gripping block entirely being cut with annular element using the elastic force of second spring
Support during cutting.
More preferably, the lower part of the support gripping block also has a limiting section, in addition, in the outside of the support gripping block
It is arranged a limiting plate, the limiting plate is fixed on the top of the swing span, and the limiting section is matched with the limiting plate, uses
In the displacement distance for limiting the support gripping block.
Preferably, the lastics mechanism further includes having：One sleeve, one adjust bushing and a stop nut, the push rod
Outer cover is equipped with sleeve equipped with bushing, the outer cover for adjusting bushing is adjusted, and the sleeve is mutually fixed with the moving knife, separately
Outside, there is a stop nut being connect with the adjusting bush threads in the end set of the sleeve.
Preferably, being separately provided for the limit of limitation moving knife stroke on first fixing bracket, the second fixing bracket
Position column.
Preferably, being also respectively fixed with reinforcing rib on first fixing bracket, the second fixing bracket.
Preferably, the movable cutter mechanism further includes having and the fixed upper mould fixed plate of the upper die holder, the moving knife connection
Frame is mounted on the upper mould fixed plate, and the swinging support mechanism further includes having to fix with the fixed lower die of the lower die holder
Plate, the swing span are mounted in the lower mold fixed plate.
Preferably, the annular element fine shearing mould further includes having guide pillars and bushes, the guide post and the upper die holder, under
Die holder is connected and is provided with guide sleeve on its guide post.
Beneficial effects of the present invention：Moving knife in annular element fine shearing mould of the present invention in movable cutter mechanism and moving knife link
Between be attached in a manner of arc surface, it can be ensured that the two combine after can be freely rotatable or swing；During moving knife downlink
The protrusion that moving knife itself has with after the protruding part contact-impact that is arranged on fixing bracket, while moving knife being forced to swing pair
Annular element and plug are sheared, due to protruding part setting not point-blank, moving knife will be to annular element and plug
Cut off after repeatedly shearing, the mode of comparison one knife shearing, the waste material generated in cutting process is greatly reduced,
Relative to techniques such as more advanced wire cutting, spark cuttings, even more there is that equipment is cheap, feature high in machining efficiency；This
Invention stationary knife stationary knife within the organization is close to the surface of moving knife, ensures end face precision when annular element shearing；Swinging support of the present invention
Swing span within the organization is connect in a manner of arc surface with lower mold fixed plate, therefore during moving knife downlink, with moving knife
Swing also swung therewith, it is ensured that annular element non-loosening in shear history, in addition, support gripping block utilize spring bullet
Power will always clamp the annular element in shear history；Push piece mechanism of the present invention utilizes the effect of inclined wedge and push rod, promotes moving knife
Spring is compressed during downlink, in addition, due to offering discharge pipe on column, then when moving knife comes downwards to and unloads
When pipe material is concordant, then the elastic force release of spring, the annular element cut and plug are integrally popped up to discharge pipe.
Therefore, the mold that the present invention designs is the characteristic according to pipe shearing, carries out multitool shearing, the side integrally fallen
Formula, compares the mode of knife shearing, and the waste material generated in cutting process will be greatly reduced, and can be reduced by primary Calculation useless
Material reaches 80%, can be the waste that resource is greatly reduced in enterprise in process of production in this way, relative to more advanced line
The techniques such as cutting, spark cutting, even more have that equipment is cheap, feature high in machining efficiency.
Description of the drawings
The attached drawing constituted part of this application is used to provide further understanding of the present invention, schematic reality of the invention
Example and its explanation are applied for explaining the present invention, is not constituted improper limitations of the present invention.In the accompanying drawings：
Fig. 1 is a kind of front view of annular element fine shearing mould of the present invention；
Fig. 2 is the sectional view of the A-A of structure shown in Fig. 1.
Specific implementation mode
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The present invention will be described in detail below with reference to the accompanying drawings and embodiments.
In order to make those skilled in the art more fully understand application scheme, below in conjunction in the embodiment of the present application
Attached drawing, technical solutions in the embodiments of the present application are clearly and completely described, it is clear that described embodiment is only
The embodiment of the application part, instead of all the embodiments.Based on the embodiment in the application, ordinary skill people
The every other embodiment that member is obtained without making creative work should all belong to the model of the application protection
It encloses.
The design concept of the annular element fine shearing mould of the present invention is：Using the moving knife of rotatable connection so that moving knife exists
It can freely swing during downlink, by being contacted with the multiple impacts of the first protruding part, the second protruding part, moving knife be forced to swing
Multiple tool pre- shearing is carried out to annular element after repeatedly, finally under the drive of upper die holder, moving knife integrally shear offs annular element.
The die shear of the present invention compares the mode of knife shearing, and the waste material generated in cutting process will be greatly reduced, by preliminary
Calculating can reduce waste material and reach 80%, can be the waste that resource is greatly reduced in enterprise in process of production in this way, relatively
In techniques such as more advanced wire cutting, spark cuttings, even more there is that equipment is cheap, feature high in machining efficiency.
As shown in Figs. 1-2, a kind of annular element fine shearing mould, including upper die holder 100, lower die holder 200, guide post 101 and lead
Set 102, the guide post 101 is connected with the upper die holder 100, lower die holder 200 and is provided with guide sleeve 102 on its guide post 101,
In addition the annular element fine shearing mould further includes having：Movable cutter mechanism 300, stationary knife mechanism 400, swinging support mechanism 500 and push piece
Mechanism 600.
Movable cutter mechanism 300 in the present invention includes moving knife link 301, a moveable moving knife with arc sections
302 and one are fixed on modular support 303 on lower die holder 200, and the moving knife link 301 is mounted on the upper die holder 100
On, it is rotatably connected with the connection type of arc surface between the top of the moving knife 302 and the moving knife link 301, in addition, institute
The lower part for stating moving knife 302 offers a U-shaped notch 304 for cutting off annular element 700, and the modular support 303 includes pair
Claim that the first fixing bracket 305 and the second fixing bracket 306 in 302 both sides of the moving knife is arranged, and in its first fixation
It is corresponded on holder 305, the second fixing bracket 306 after being equipped with for forcing its moving knife 302 to rotate after being contacted with the moving knife 302
The first protruding part 307 sheared in advance, the second protruding part 308 are carried out annular element 700, and first protruding part 307, second protrudes
The installation site of part 308 up and down be staggered, meanwhile, on the moving knife 302 with first protruding part 307, the second protruding part 308
309 positional symmetry of protrusion being arranged on a protrusion 309 and 302 two surfaces of moving knife is respectively arranged on the surface being in contact.
In order to remain circular arc between the moving knife 302 and the arc sections of the moving knife link 301 in the present invention
The structure of the rotatable connection in face, use is as follows：I.e. the moving knife link 301 also has one group of linking arm 310 being correspondingly arranged,
Pass through the connection of axis pin 311 through its linking arm 310 and moving knife 302 between the linking arm 310 and the moving knife 302.
In addition, in the present embodiment, the movable cutter mechanism 300 further includes having to consolidate with 100 fixed upper mold of the upper die holder
Fixed board 312, the moving knife link 301 are mounted on the upper mould fixed plate 312.In order to ensure moving knife link 301 in work
Service life during work is additionally provided with upper padding plate 313 between the moving knife link 301 and the upper die holder 100.
Stationary knife mechanism 400 in the present invention, is fixed on the side of 700 feed direction of annular element, wherein the stationary knife mechanism
400 include that a stationary knife 401, a plug 402 and a column 403, the plug 402 are installed on the inside of annular element 700, annular element
700 outside is provided with the stationary knife 401 inside the column 403 and one end of the stationary knife 401 and the moving knife 302
Surface is mutually close to, and the other end connects with the cricoid clamping guide sleeve 404 being arranged outside the annular element 700, at the same time,
The clamping guide sleeve 404 and the stationary knife 401 are installed in together in column 403.
Swinging support mechanism 500 in the present invention is located at the lower part of the U-shaped notch 304, wherein the swinging support
Mechanism 500 includes that a swing span 501 and one supports gripping block 502, with circle between the swing span 501 and the lower die holder 200
The connection type of cambered surface is rotatably connected, and being internally provided with for the swing span 501 is one moving up and down, is used to support annular element
700 support gripping block 502.
Wherein, the upper end of the support gripping block 502 is an arc surface and is in contact with the annular element 700, also,
The support gripping block 502 is internally provided with a second spring 503, one end of the second spring 503 and the swing span
501 fix, and the other end is fixed on the inside of the support gripping block 502, for keeping support using the elastic force of second spring 503
Gripping block 502 and support of the annular element 700 in entire shear history.
In addition, the lower part of the support gripping block 502 also has a limiting section 504, in addition, in the support gripping block
502 outside is arranged a limiting plate 505, and the limiting plate 505 is fixed on the top of the swing span 501, the limiting section 504
It is matched with the limiting plate 505, the displacement distance for limiting the support gripping block 502.
In the present embodiment, the swinging support mechanism 500 further includes having to fix with 200 fixed lower die of the lower die holder
Plate 506, the swing span 501 are mounted in the lower mold fixed plate 506.
Push piece mechanism 600 in the present invention is located at the side of 400 opposite direction of stationary knife mechanism, wherein the push piece
Mechanism 600 includes an inclined wedge 601 and a lastics mechanism 602, and the inclined wedge 601 is fixed on lower die holder 200 and the inclined wedge 601
With an inclined-plane 603, the lastics mechanism 602 is fixed on the moving knife 302 to be moved with the moving knife 302, while its lastics
Mechanism 602 includes a push rod 604, a material blocking rod 605 and one first spring 606, the push rod 604 and the material blocking rod 605 it
Between be fixedly connected, and the junction of both is provided with a step cutting pattern 607, one end of first spring 606 is connected to
On the step cutting pattern 607, the other end is fixed with 604 phase of the push rod, in addition, driving its lastics mechanism in the moving knife 302
When 602 downlink, the material blocking rod 605 will be to the ring on feed direction while being in contact with the inclined-plane 603 for the push rod 604
Shape part 700 and plug 402 give backgauge and the first spring 606 is compressed, when the moving knife 302 continue traveling downwardly to the column
Opened up on 403 unload material through hole 405 be aligned when, first spring 606 will be by the material blocking rod 605 the moving knife 302
Annular element 700 and plug 402 pop-up cut are to unloading in material through hole 405.
In addition, lastics mechanism described in the present embodiment 602 further includes having：One sleeve 607, one adjusts bushing 608 and one and limits
The outer cover of position nut 609, the push rod 604 is equipped with sleeve equipped with bushing 608, the outer cover for adjusting bushing 608 is adjusted
607, the sleeve 607 is fixed with 302 phase of the moving knife, in addition, the end set in the sleeve 607 has one and the adjusting
The stop nut 609 that bushing 608 is threadedly coupled.
It is solid in first fixing bracket 305, second for the stroke of the moving knife 302 of limitation in the embodiment of the present invention
Be respectively arranged on fixed rack 306 limited post 314 and in order to reinforce the first fixing bracket 305, the second fixing bracket 306 it is steady
It is qualitative, also it is respectively fixed with reinforcing rib 315 on first fixing bracket 305, the second fixing bracket 306.
Beneficial effects of the present invention：Moving knife in annular element fine shearing mould of the present invention in movable cutter mechanism and moving knife link
Between be attached in a manner of arc surface, it can be ensured that the two combine after can be freely rotatable or swing；During moving knife downlink
The protrusion that moving knife itself has with after the protruding part contact-impact that is arranged on fixing bracket, while moving knife being forced to swing pair
Annular element and plug are sheared, due to protruding part setting not point-blank, moving knife will be to annular element and plug
Cut off after repeatedly shearing, the mode of comparison one knife shearing, the waste material generated in cutting process is greatly reduced,
Relative to techniques such as more advanced wire cutting, spark cuttings, even more there is that equipment is cheap, feature high in machining efficiency；This
Invention stationary knife stationary knife within the organization is close to the surface of moving knife, ensures end face precision when annular element shearing；Swinging support of the present invention
Swing span within the organization is connect in a manner of arc surface with lower mold fixed plate, therefore during moving knife downlink, with moving knife
Swing also swung therewith, it is ensured that annular element non-loosening in shear history, in addition, support gripping block utilize spring bullet
Power will always clamp the annular element in shear history；Push piece mechanism of the present invention utilizes the effect of inclined wedge and push rod, promotes moving knife
Spring is compressed during downlink, in addition, due to offering discharge pipe on column, then when moving knife comes downwards to and unloads
When pipe material is concordant, then the elastic force release of spring, the annular element cut and plug are integrally popped up to discharge pipe.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, any made by repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of annular element fine shearing mould, including upper die holder and lower die holder, which is characterized in that further include having：
Movable cutter mechanism, including moving knife link, a moveable moving knife and one with arc sections are fixed on lower die holder
Modular support, the moving knife link are mounted on the upper die holder, the top of the moving knife and the moving knife link it
Between be rotatably connected with the connection type of arc surface, cut in addition, the lower part of the moving knife offers one for cutting off the U-shaped of annular element
Mouthful, the modular support include be symmetricly set on the first fixing bracket and the second fixing bracket of the moving knife both sides, and
It is corresponding on its described first fixing bracket, the second fixing bracket to be equipped with for forcing its moving knife to rotate after being contacted with the moving knife
The first protruding part, the second protruding part sheared in advance, and the installation position of first protruding part, the second protruding part are carried out to annular element afterwards
It sets and is staggered up and down, meanwhile, it is respectively arranged on the surface being in contact with first protruding part, the second protruding part on the moving knife
The raised position being arranged in one protrusion and two surfaces of moving knife is symmetrical；
Stationary knife mechanism is fixed on the side of annular element feed direction, wherein the stationary knife mechanism include a stationary knife, a plug and
One column, the plug are installed on inside annular element, the outside of annular element be provided with the stationary knife inside the column and
Mutually it is close to the moving knife surface end of the stationary knife；
Swinging support mechanism is located at the lower part of the U-shaped notch, wherein the swinging support mechanism includes a swing span and one
Gripping block is supported, is rotatably connected with the connection type of arc surface between the swing span and the lower die holder, the swing span
It is internally provided with a support gripping block moving up and down, being used to support annular element；And
Push piece mechanism is located at the side of stationary knife mechanism opposite direction, wherein the push piece mechanism includes an inclined wedge and a bullet
Expect mechanism, the inclined wedge is fixed on lower die holder and there is the inclined wedge inclined-plane, the lastics mechanism to be fixed on the moving knife
On with the moving knife move, while its lastics mechanism include a push rod, a material blocking rod and one first spring, the push rod with it is described
It is fixedly connected between material blocking rod, and the junction of both is provided with a step cutting pattern, one end clamping of first spring
On the step cutting pattern, the other end is mutually fixed with the push rod, in addition, when the moving knife drives its lastics mechanism downlink,
The push rod while being in contact with the inclined-plane material blocking rod by feed direction annular element and plug give backgauge
And first spring compressed, when the moving knife is continued traveling downwardly to when unloading material through hole with what is opened up on the column and be aligned, described
One spring will be popped up the annular element and plug that the moving knife is cut to unloading in material through hole by the material blocking rod.
2. a kind of annular element fine shearing mould according to claim 1, which is characterized in that the moving knife link also has
One group of linking arm being correspondingly arranged passes through the axis pin company through its linking arm and moving knife between the linking arm and the moving knife
It connects, so that keeping being rotatably connected for arc surface between the moving knife and the arc sections of the moving knife link.
3. a kind of annular element fine shearing mould according to claim 1, which is characterized in that one end of the stationary knife with it is described
Moving knife surface is mutually close to, and the other end connects with the cricoid clamping guide sleeve being arranged outside the annular element, also, the card
Tight guide sleeve is installed in together with the stationary knife in column.
4. a kind of annular element fine shearing mould according to claim 1, which is characterized in that the upper end of the support gripping block
It is in contact for an arc surface and with the annular element, also, a second spring, institute is internally provided in the support gripping block
The one end and the swing span for stating second spring are fixed, and the other end is fixed on the inside of the support gripping block, for utilizing the
The elastic force of two springs keeps support gripping block and support of the annular element in entire shear history.
5. a kind of annular element fine shearing mould according to claim 4, which is characterized in that the lower part of the support gripping block
Also there is a limiting section, in addition, being arranged a limiting plate in the outside of the support gripping block, the limiting plate is fixed on the pendulum
The top of moving frame, the limiting section are matched with the limiting plate, the displacement distance for limiting the support gripping block.
6. a kind of annular element fine shearing mould according to claim 1, which is characterized in that the lastics mechanism further includes
Have：One sleeve, one adjust bushing and a stop nut, and the outer cover of the push rod, which is equipped with, adjusts bushing, the adjusting bushing
Outer cover is equipped with sleeve, and the sleeve is mutually fixed with the moving knife, in addition, the end set in the sleeve has one and the tune
Save the stop nut of bush threads connection.
7. a kind of annular element fine shearing mould according to claim 1, which is characterized in that first fixing bracket,
The limited post of limitation moving knife stroke is separately provided on two fixing brackets.
8. a kind of annular element fine shearing mould according to claim 1, which is characterized in that first fixing bracket,
It is also respectively fixed with reinforcing rib on two fixing brackets.
9. a kind of annular element fine shearing mould according to claim 1, which is characterized in that the movable cutter mechanism further includes having
With the fixed upper mould fixed plate of the upper die holder, the moving knife link is mounted on the upper mould fixed plate, the swing branch
Support mechanism further includes having to be mounted in the lower mold fixed plate with the fixed lower mold fixed plate of the lower die holder, the swing span.
10. a kind of annular element fine shearing mould according to claim 1, which is characterized in that the annular element accurate-shearing
Mould further includes having guide pillars and bushes, and the guide post is connected with the upper die holder, lower die holder and is provided with guide sleeve on its guide post.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810810929.9A CN108607915B (en) | 2018-07-23 | 2018-07-23 | Precision shearing die for annular piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810810929.9A CN108607915B (en) | 2018-07-23 | 2018-07-23 | Precision shearing die for annular piece |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108607915A true CN108607915A (en) | 2018-10-02 |
| CN108607915B CN108607915B (en) | 2023-10-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810810929.9A Active CN108607915B (en) | 2018-07-23 | 2018-07-23 | Precision shearing die for annular piece |
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| CN (1) | CN108607915B (en) |
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| CN2269917Y (en) * | 1996-06-21 | 1997-12-10 | 韩联郡 | Precision shearing mould for bars |
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| CN108607915B (en) | 2023-10-31 |
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