CN103978113A - Upper mold of punching mold and punching mold - Google Patents

Upper mold of punching mold and punching mold Download PDF

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Publication number
CN103978113A
CN103978113A CN201410253565.0A CN201410253565A CN103978113A CN 103978113 A CN103978113 A CN 103978113A CN 201410253565 A CN201410253565 A CN 201410253565A CN 103978113 A CN103978113 A CN 103978113A
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CN
China
Prior art keywords
patrix
installing plate
pressing core
transmission rod
bolster
Prior art date
Application number
CN201410253565.0A
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Chinese (zh)
Other versions
CN103978113B (en
Inventor
陈世涛
王海玲
何鹏申
赵鸿鹄
徐晓明
Original Assignee
安徽江淮汽车股份有限公司
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Priority to CN201410253565.0A priority Critical patent/CN103978113B/en
Publication of CN103978113A publication Critical patent/CN103978113A/en
Application granted granted Critical
Publication of CN103978113B publication Critical patent/CN103978113B/en

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Abstract

The invention discloses an upper mold of a punching mold. The upper mold comprises an upper mold seat (11), a material pressing core (16), a plurality of elastic elements (12), a mounting plate (14) and a force transfer rod (15), wherein the elastic elements (12) are mounted on the upper mold seat (11), and the upper mold seat (11) comprises a mounting part located between the elastic elements (12); the mounting plate (14) is movably mounted on the mounting part, two ends of the force transfer rod (15) are respectively fixed together with mounting plate (14) and the material pressing core (16), and the elastic elements (12) are mounted between the inner wall of the upper mold seat (11) and the mounting plate (14). According to the upper mold, the size of the mounting plate can be increased properly, so that an enough mounting space is provided for the elastic elements. The invention further discloses the punching mold comprising the upper mold.

Description

The patrix of diel and diel

Technical field

The present invention relates to decompressor technical field, relate in particular to a kind of patrix of diel.The invention still further relates to a kind of diel.

Background technology

Along with the fast development of auto industry, the application of diel becomes more and more extensive, in punching course, provide sufficient pressure-plate-force by the flexible member being arranged in patrix, prevent in punching course that plate moves and cause plate precision to reduce, the problem of stamping parts Quality Down.

The diel generally using at present mainly comprises upper bolster 1, side pin 2, die shoe 3, material pressing core 4, square cushion block 5, flexible member 6, spring pilot pin 7 and guide plate 8.Wherein: upper bolster 1 is monoblock cast structure, and side pin 2 is through the sidewall of upper bolster 1, and it is fixed on upper bolster 1 by fixed head, the groove fit on side pin 2 and material pressing core 4 is to control the stroke of material pressing core 4; Square cushion block 5 is fixedly mounted in upper bolster 1, and when diel is closed, square cushion block 5 contacts with the machined surface on material pressing core 4 dead material pressing core 4 piers; Flexible member 6 provides pressure for material pressing core 4, and spring pilot pin 7 is arranged in upper bolster 1, and spring 6 is play the guiding role; Guide plate 8 is arranged on material pressing core 4 sides, and when upper bolster 1 moves downward, guide plate 8 provides guiding for the motion between upper bolster 1 and material pressing core 4.

But, for the less part of product size, the size of its material pressing core 4 is also less, and can there is not too large reduction because other factors affect in the size of the flexible member 6 of required use and quantity, cause material pressing core 4 cannot provide enough space with elastic elements 6, cause the comparatively inconvenience of installation of flexible member 6.

In addition, because material pressing core 4 is less, material pressing core 4 also just cannot be for side pin 2 provides enough action spaces, causes the installation of side pin 2 inconvenient equally.

Summary of the invention

The object of this invention is to provide a kind of patrix of diel, this patrix can provide enough installing spaces for flexible member.Another object of the present invention is to provide a kind of diel that comprises above-mentioned patrix.

To achieve these goals, the invention provides following technical scheme:

A kind of patrix of diel; comprise upper bolster, material pressing core and multiple flexible member being installed in described upper bolster; on described upper bolster, there is the installation portion between described material pressing core and described flexible member; described patrix also comprise the installing plate that is installed on movably on described installation portion and two ends respectively with described installing plate and the fixing transmission rod of described material pressing core, described flexible member is installed between the inwall and described installing plate of described upper bolster.

Preferably, in above-mentioned patrix, have the limiting section relative with described installing plate on described installation portion, the initial distance between described limiting section and described installing plate equals the stroke of described material pressing core.

Preferably, in above-mentioned patrix, also comprise guide post, on described installation portion, have pilot hole, one end of described guide post and described material pressing core are fixed, and the other end is through described pilot hole.

Preferably, in above-mentioned patrix, in described pilot hole, fairlead is installed, described guide post is sheathed on described fairlead inside.

Preferably, in above-mentioned patrix, the cover plate that described upper bolster comprises body and removably connects with described body, described flexible member is installed between described cover plate and described installing plate.

Preferably, in above-mentioned patrix, described transmission rod is at least two, and at least two described transmission rods lay respectively at the edge of medium position and the described installing plate of described installing plate.

Preferably, in above-mentioned patrix, one end of described transmission rod has internal thread hole, and the other end is external thread rod section, and described transmission rod is fixed by described internal thread hole and described installing plate, and described transmission rod is fixed by described external thread rod section and described material pressing core.

Preferably, in above-mentioned patrix, on the stage casing outer surface of described transmission rod, be provided with holding tank, the bottom surface of described holding tank is plane.

Preferably, in above-mentioned patrix, the relative both sides of the outer surface of described transmission rod are provided with described holding tank.

A kind of diel, comprises patrix, and described patrix is the patrix described in above-mentioned any one.

In technique scheme, the patrix of diel provided by the invention arranges installation portion on upper bolster, installing plate is set on this installation portion movably, between installing plate and material pressing core, is fixed with transmission rod, flexible member is installed between the inwall and installing plate of upper bolster.After so arranging, when upper bolster is descending, the power that flexible member is subject to acts on material pressing core by installing plate and transmission rod successively, and then ensures that material pressing core applies enough pressure-plate-forces.

Known by foregoing description, in patrix provided by the invention, flexible member is installed between the inwall and installing plate of upper bolster, but not between the inwall and material pressing core of upper bolster.Obviously,, than the content of introducing in background technology, patrix provided by the invention can suitably expand the size of installing plate, provides enough installing spaces as flexible member.

Because above-mentioned patrix has above-mentioned technique effect, the diel that comprises this patrix also should have corresponding technique effect.

Brief description of the drawings

In order to be illustrated more clearly in the embodiment of the present application or technical scheme of the prior art, to the accompanying drawing of required use in embodiment be briefly described below, apparently, the accompanying drawing the following describes is only some embodiment that record in the present invention, for those of ordinary skill in the art, can also obtain according to these accompanying drawings other accompanying drawing.

Fig. 1 is the structural representation of traditional diel;

Fig. 2 is the part-structure schematic diagram of traditional diel;

Fig. 3 is the part-structure schematic diagram of the patrix of traditional diel;

Fig. 4 is the structural representation of the patrix of traditional diel;

The structural representation of the patrix that Fig. 5 provides for the embodiment of the present invention;

Fig. 6 is the transverse sectional view of structure shown in Fig. 5;

Fig. 7 is the longitudinal sectional view of structure shown in Fig. 5;

The part-structure schematic diagram of the patrix that Fig. 8 provides for the embodiment of the present invention;

The structural representation of the transmission rod that Fig. 9 provides for the embodiment of the present invention.

Description of reference numerals:

1-upper bolster, 2-side pin, 3-die shoe, 4-material pressing core, 5-square cushion block, 6-spring, 7-spring pilot pin, 8-guide plate;

11-upper bolster, 111-body, 112-cover plate, 12-flexible member, 13-pilot pin, 14-installing plate, 15-transmission rod, 151-holding tank, 16-material pressing core, 17-limiting section, 18-guide post, 19-fairlead.

Detailed description of the invention

Core of the present invention is to provide a kind of patrix of diel, and this patrix can provide enough installing spaces for flexible member.Another core of the present invention is to provide a kind of diel that comprises above-mentioned patrix.

In order to make those skilled in the art understand better technical scheme of the present invention, below in conjunction with accompanying drawing, the present invention is further detailed.

As shown in Fig. 5-9, the embodiment of the present invention provides a kind of patrix of diel, and this patrix comprises upper bolster 11, flexible member 12, pilot pin 13, installing plate 14, transmission rod 15 and material pressing core 16, wherein:

Upper bolster 11 can be a single-casting, its bottom (this bottom refers to upper bolster 11 manufactured after for a side of elastic elements 12) has the space for elastic elements 12, on it, have the installation portion between material pressing core 16 and this space, this installation portion specifically can adopt and the detachable platy structure of installing of upper bolster 11;

Installing plate 14 is installed on installation portion, flexible member 12 is generally multiple, multiple flexible members 12 are installed between the inwall and installing plate 14 of upper bolster 11, this flexible member 12 can adopt helical spring, its inside can wear pilot pin 13, this pilot pin 13 is used to the distortion of flexible member 12 that guiding is provided, and it can be directly fixed on installing plate 14;

The two ends of transmission rod 15 are fixing with installing plate 14 and material pressing core 16 respectively, and particularly, transmission rod 15 can be one, and this transmission rod 15 is fixed on the middle part of installing plate 14, and on installation portion, can offer a through hole, transmission rod 15 is through this through hole, so that installing plate 14 can move with respect to installation portion.

When patrix is installed, can first flexible member 12, installing plate 14 and transmission rod 15 be put into the space for elastic elements 12, then installation portion is installed on upper bolster 11, then material pressing core 16 is fixing with transmission rod 15.When upper bolster 11 is descending, the power that flexible member 12 is subject to acts on material pressing core 16 by installing plate 14 and transmission rod 15 successively, and then ensures that material pressing core 16 applies enough pressure-plate-forces.And in the time that upper bolster 11 is up, the side pin being arranged on upper bolster 11 sidepieces will drive material pressing core 16 up.

Known by foregoing description, in the patrix that the embodiment of the present invention provides, flexible member 12 is installed between the inwall and installing plate 14 of upper bolster 11, but not between the inwall of upper bolster 11 and material pressing core 16.Obviously,, than the content of introducing in background technology, the patrix that the embodiment of the present invention provides can suitably expand the size of installing plate 14, provides enough installing spaces as flexible member 12.

While adopting such scheme, the movement limit of material pressing core 16 can be realized by the side pin that is arranged in upper bolster 11 sidewalls, but because the installation of side pin and the size of material pressing core 16 have larger relation, therefore when the size of material pressing core 16 hour, the setting of side pin is also just correspondingly more difficult.In order to address this problem, the embodiment of the present invention arranges limiting section 17 on installation portion, and this limiting section 17 is relative with installing plate 14, and initial distance between this limiting section 17 and installing plate 14 equals the stroke of material pressing core 16.Initial distance between limiting section 17 and installing plate 14 is, whole mould in the time of closure state, on the confined planes of limiting section 17 ends and installing plate 14 near the vertical distance between the surface of limiting section 17.

When patrix is during in punching press original state, flexible member 12 is in release conditions, and installing plate 14 contacts with limiting section 17, limits the position of material pressing core 16 with this; Descending along with upper bolster 11, material pressing core 16 contacts workpiece, makes flexible member 12 compressed, until mould arrives closure state, the displacement of material pressing core 16 reaches its stroke; After punching press completes, upper bolster 11 is up, and flexible member 12 resets, and installing plate 14 contacts with limiting section 17 again, realizes the spacing of material pressing core 16, ensures that material pressing core 16 is simultaneously up with upper bolster 11.Hence one can see that, and by the setting of above-mentioned limiting section 17, the travel limits of material pressing core 16 is completed by limiting section 17, and arranging of this limiting section 17 is relatively easy, therefore can cancel side pin of the prior art.

Further in technical scheme; the patrix that the embodiment of the present invention provides also can comprise guide post 18, has pilot hole on installation portion, one end of guide post 18 can with material pressing core 16 interference fit; and adopt securing member that both are fixed, the other end of guide post 18 is through above-mentioned pilot hole.When concrete enforcement, guide post 18 can be one, and pilot hole is one accordingly.In the time that installing plate 14 drives material pressing core 16 to move by transmission rod 15, guide post 18 can provide guiding for the motion of installing plate 14, transmission rod 15 and material pressing core 16 with coordinating of pilot hole, what when alleviating above-mentioned three and moving, occur rocks, and ensures the operating accuracy of material pressing core 16 with this.

On the basis of aforementioned schemes, also can in pilot hole, in the mode of interference fit, fairlead 19 be installed, 18 of guide posts are sheathed on the inside of fairlead 19, and guide post 18 is slidably matched with fairlead 19.Now, fairlead 19 can be made up of high-abrasive material, and the manufactured materials of installation portion can be selected common material, when guide post 18 is moved with respect to fairlead 19, wear extent between the two decreases, and then extends the service life of patrix, controls the processing cost of patrix.

Certainly, consider qualitatively based on guiding steady, also guide post 18 can be set to more than two or two, the quantity of pilot hole increases thereupon.

Further, the cover plate 112 that upper bolster 11 can comprise body 111 and removably connect with body 111,12 of flexible members are installed between cover plate 112 and installing plate 14.Particularly, cover plate 112 can be fixed on body 111 by the securing member such as screw, pin, and after installation, the outer surface of cover plate 112 can be concordant with the outer surface of body 111, and when cover plate 112 is worked, its outer surface contacts with lathe table top.Under this scheme, can first flexible member 12 be fixed on cover plate 112, and then cover plate 112 and flexible member 12 are together installed on body 111.Adopt after this structure, installation portion can with upper bolster 11 one processing, when dismounting flexible member 12, installing plate 14 and transmission rod 15, can directly dismantle cover plate 112.Obviously, this scheme can be processed with upper bolster 11 one installation portion, and then cuts down finished cost, and improves the structural strength of patrix, is convenient to dismounting and the maintenance of whole patrix simultaneously.

In another kind of embodiment, in order to improve the kinetic stability of installing plate 14, transmission rod 15 and material pressing core 16, also can elect the quantity of transmission rod 14 as at least two, each transmission rod 14 can be distributed in arbitrarily between installing plate 14 and material pressing core 16.Along with the increase of the quantity of transmission rod 15, the tie point between installing plate 14 and material pressing core 16 increases, and distribution of forces is between the two more even, and then improves both stability while moving, improves bonding strength between the two simultaneously.Alternatively, the edge that at least two transmission rods 15 can lay respectively at medium position and the installing plate 14 of installing plate 14, strengthens above-mentioned technique effect with this.

Understandably, fixing can the realization by various structures between transmission rod 15 and installing plate 14 and material pressing core 16, for example, arrange adpting flange in the end of transmission rod 15, and this flange is fixed by securing member and installing plate 14 and material pressing core 16.Simpler in order to obtain a kind of structure, more be conducive to the patrix of operation, in the embodiment of the present invention, one end of transmission rod 15 has internal thread hole, the other end is external thread rod section, this transmission rod 15 is fixed by the screw and the installing plate 14 that are screwed in internal thread hole, and it is fixing by external thread rod section and material pressing core 16.When operation, only need to rotate transmission rod 15 and can realize fixing between transmission rod 15 and installing plate 14 and material pressing core 16.

Aforesaid transmission rod 15 can be column structure, in preferred technical scheme, on the stage casing outer surface of transmission rod 15, holding tank 151 can be set, and the bottom surface of this holding tank 151 is plane.In practical operation, operating personnel usually need to clamp transmission rod 15 by operation tool, and to realize that the position of transmission rod 15 is moved or the operation such as rotation, and the working face of operation tool is generally plane.Adopt after above-mentioned holding tank 151, operation tool can directly coordinate with the bottom surface of holding tank 151, to realize the fit system of plane and plane, makes the job stability of operation tool higher.Especially in the time that operating personnel rotate transmission rod 15 by operation tool, above-mentioned holding tank 151 makes operation tool be not easy to skid with respect to transmission rod 15.

Above-mentioned holding tank can only be arranged on a side surface of transmission rod 15, but in order to strengthen above-mentioned technique effect, can holding tank 151 be all set in the relative both sides of the outer surface of transmission rod 15, increase the active area of operation tool and transmission rod 15 with this, and then reach aforementioned object.

It should be noted that, above-mentioned each technical scheme can be combined under mutual reconcilable prerequisite, and the technical scheme obtaining after combination is still in protection scope of the present invention.

The embodiment of the present invention also provides a kind of diel, the counterdie that this diel comprises patrix and acts on mutually with this patrix, and this patrix is the described patrix of above-mentioned arbitrary scheme.Because above-mentioned patrix has above-mentioned technique effect, the diel that comprises this patrix also should have corresponding technique effect, repeats no more herein.

Only by the mode of explanation, some example embodiment of the present invention is described above, undoubtedly, for those of ordinary skill in the art, without departing from the spirit and scope of the present invention in the situation that, can revise described embodiment by various mode.Therefore, above-mentioned accompanying drawing is illustrative with being described in essence, should not be construed as the restriction to the claims in the present invention protection domain.

Claims (10)

1. the patrix of a diel, comprise upper bolster (11), material pressing core (16) and multiple flexible member (12) being installed in described upper bolster (11), it is characterized in that, on described upper bolster (11), there is the installation portion being positioned between described material pressing core (16) and described flexible member (12), described patrix also comprise the installing plate (14) that is installed on movably on described installation portion and two ends respectively with described installing plate (14) and the fixing transmission rod (15) of described material pressing core (16), described flexible member (12) is installed between the inwall and described installing plate (14) of described upper bolster (11).
2. patrix according to claim 1, it is characterized in that, on described installation portion, have the limiting section (17) relative with described installing plate (14), the initial distance between described limiting section (17) and described installing plate (14) equals the stroke of described material pressing core (16).
3. patrix according to claim 1, it is characterized in that, also comprise guide post (18), on described installation portion, there is pilot hole, one end of described guide post (18) and described material pressing core (16) are fixing, and the other end is through described pilot hole.
4. patrix according to claim 3, is characterized in that, fairlead (19) is installed in described pilot hole, and described guide post (18) is sheathed on described fairlead (19) inside.
5. patrix according to claim 1, it is characterized in that, the cover plate (112) that described upper bolster (11) comprises body (111) and removably connects with described body (111), described flexible member (12) is installed between described cover plate (112) and described installing plate (14).
6. according to the patrix described in any one in claim 1-5, it is characterized in that, described transmission rod (15) is at least two, and at least two described transmission rods (15) lay respectively at the edge of medium position and the described installing plate (14) of described installing plate (14).
7. according to the patrix described in any one in claim 1-5, it is characterized in that, one end of described transmission rod (15) has internal thread hole, the other end is external thread rod section, described transmission rod (15) is fixing by described internal thread hole and described installing plate (14), and described transmission rod (15) is fixing by described external thread rod section and described material pressing core (16).
8. according to the patrix described in any one in claim 1-5, it is characterized in that, on the stage casing outer surface of described transmission rod (15), be provided with holding tank (151), the bottom surface of described holding tank (151) is plane.
9. patrix according to claim 8, is characterized in that, the relative both sides of the outer surface of described transmission rod (15) are provided with described holding tank (151).
10. a diel, comprises patrix, it is characterized in that, described patrix is patrix as claimed in any one of claims 1-9 wherein.
CN201410253565.0A 2014-06-06 2014-06-06 Upper mold of punching mold and punching mold CN103978113B (en)

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CN103978113B CN103978113B (en) 2017-01-25

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104438877A (en) * 2014-11-28 2015-03-25 天津汽车模具股份有限公司 Guide safe screw
CN109570330A (en) * 2018-12-20 2019-04-05 安徽江淮汽车集团股份有限公司 Continuous automatic blanking punching hole composite die and Sheet Metal Forming Technology

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CN202239232U (en) * 2011-08-22 2012-05-30 福臻(马鞍山)科技发展有限公司 Automobile roof internal and external plate edge folding die
CN202683786U (en) * 2012-06-19 2013-01-23 浙江吉利汽车研究院有限公司杭州分公司 Casting die device used for die
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CN103341560A (en) * 2013-07-18 2013-10-09 安徽江淮汽车股份有限公司 Pressing device of stamping die
CN203526308U (en) * 2013-11-01 2014-04-09 上海运良企业发展有限公司 Gear blank forging trimming and piercing die structure for wind motor
CN103752702A (en) * 2014-01-23 2014-04-30 连云港宝石精密重工科技有限公司 Bulging die for forging aluminum alloy wheel
CN203610529U (en) * 2013-12-13 2014-05-28 苏州市雷克五金电器有限公司 Thick material fine-blanking die
CN203862862U (en) * 2014-06-06 2014-10-08 安徽江淮汽车股份有限公司 Stamping die and upper die thereof

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Publication number Priority date Publication date Assignee Title
US4356717A (en) * 1976-04-02 1982-11-02 Honda Giken Kogyo Kabushiki Kaisha Method and apparatus for forge-shaping sheet members
KR20040092835A (en) * 2003-04-29 2004-11-04 주식회사 스벤 Mold for vacuum suction deep drawing
KR20100071590A (en) * 2008-12-19 2010-06-29 재단법인 포항산업과학연구원 Deep drawing mold and method of press molding by using the same
CN202239232U (en) * 2011-08-22 2012-05-30 福臻(马鞍山)科技发展有限公司 Automobile roof internal and external plate edge folding die
CN202683786U (en) * 2012-06-19 2013-01-23 浙江吉利汽车研究院有限公司杭州分公司 Casting die device used for die
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104438877A (en) * 2014-11-28 2015-03-25 天津汽车模具股份有限公司 Guide safe screw
CN109570330A (en) * 2018-12-20 2019-04-05 安徽江淮汽车集团股份有限公司 Continuous automatic blanking punching hole composite die and Sheet Metal Forming Technology

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Address after: 230601 Anhui Province, Hefei City Industrial Park, the Peach Blossom Road No. 669

Patentee after: Anhui Jianghuai Automobile Group Limited by Share Ltd

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