CN103551413B - A kind of interior hexagonal shaping dies of ball stud small end face - Google Patents

A kind of interior hexagonal shaping dies of ball stud small end face Download PDF

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Publication number
CN103551413B
CN103551413B CN201310534843.5A CN201310534843A CN103551413B CN 103551413 B CN103551413 B CN 103551413B CN 201310534843 A CN201310534843 A CN 201310534843A CN 103551413 B CN103551413 B CN 103551413B
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CN
China
Prior art keywords
hole
ball stud
shaping dies
counterdie
interior hexagonal
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CN201310534843.5A
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Chinese (zh)
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CN103551413A (en
Inventor
任蓓蓓
施卫兵
龚爱军
季微微
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江苏森威精锻有限公司
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Priority to CN201310534843.5A priority Critical patent/CN103551413B/en
Publication of CN103551413A publication Critical patent/CN103551413A/en
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Publication of CN103551413B publication Critical patent/CN103551413B/en

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Abstract

The invention provides a kind of interior hexagonal shaping dies of ball stud small end face, comprise mould cover component, stamper component, elastomeric element, material returned parts and push rod, described stamper component part is embedded in described mould cover component, described elastomeric element is embedded in described stamper component, described material returned parts are arranged in described stamper component, and described push rod is plugged in described stamper component through mould bases.The interior hexagonal shaping dies of ball stud small end face of the present invention can extend the service life of the interior hexagonal shaping dies of ball stud small end face, improves the reliability of equipment, improves the qualification rate of head pin small end face, saves manpower loss, reduces company cost.

Description

A kind of interior hexagonal shaping dies of ball stud small end face

Technical field

The invention belongs to technical field of automobile parts, be specifically related to a kind of interior hexagonal shaping dies of ball stud small end face.

Background technology

Ball stud is generally used for the steering mechanism of automobile and the hinge arrangement of suspension, is the special rod part with special-shaped head.Fig. 1 is the main TV structure schematic diagram of ball stud, the interior hexagonal size of end face is smaller as seen from Figure 1, when making this undersized interior hexagonal, in pressing steps, easily adheres to mould, cause last ball stud completely to exit, thus burn failure or ball stud defect rate high.

Summary of the invention

The technical problem to be solved in the present invention is to provide a kind of interior hexagonal shaping dies of ball stud small end face, overcomes above-mentioned defect, by spring counterdie ejected solve hexagonal in workpiece after forming the demoulding time glue the problem of stripping attachment.

For solving the problems of the technologies described above, the invention provides a kind of interior hexagonal shaping dies of ball stud small end face, comprise mould cover component, stamper component, elastomeric element, material returned parts and push rod, described stamper component part is embedded in described mould cover component, described elastomeric element is embedded in described stamper component, described material returned parts are arranged in described stamper component, and described push rod is plugged in described stamper component through mould bases.

As a kind of preferred version of hexagonal shaping dies in a kind of ball stud small end face of the present invention, described mould cover component comprises fairlead and lower die-sleeve, and described fairlead is arranged on described lower die-sleeve,

Described stamper component comprises 4 parts, be followed successively by upper die and lower die, upper pressure block and downforce block from top to bottom, described counterdie is provided with counterdie through hole, described upper pressure block is provided with the first through hole and fifth hole, described downforce block is provided with the second through hole, third through-hole and fourth hole, described first through hole is coaxial with described fourth hole, and described counterdie through hole, described fifth hole are coaxial with described second through hole

Described elastomeric element comprises spring housing and spring, and described spring housing is arranged in described first through hole and described fourth hole, and described spring is arranged in described spring housing,

Described material returned parts comprise stripping attachment and stripping attachment cover, a described stripping attachment cover part is arranged in described fifth hole, and another part is by counterdie through hole contact workpiece, and a described stripping attachment part is arranged in described second through hole and stripping attachment cover, another part is by counterdie through hole contact workpiece

Described push rod overlaps with stripping attachment through third through-hole and contacts, and described push rod controls described stripping attachment cover and moves up and down.

As a kind of preferred version of hexagonal shaping dies in a kind of ball stud small end face of the present invention, a described patrix part is arranged on outside fairlead, another part is arranged in fairlead, the lowest surfaces of described patrix is lower than the highest of described fairlead, described patrix slides up and down in described fairlead, a described counterdie part is arranged in described fairlead, another part is arranged in described lower die-sleeve, described counterdie slides up and down in described fairlead and lower die-sleeve, and described upper pressure block and downforce block are arranged in described lower die-sleeve.

As a kind of preferred version of hexagonal shaping dies in a kind of ball stud small end face of the present invention, the number of described first through hole is a plurality of, the number of described fourth hole is a plurality of, described first through hole is identical with the number of fourth hole, described second through hole and fifth hole are coaxial through-hole, and the number of described third through-hole is a plurality of.

As a kind of preferred version of hexagonal shaping dies in a kind of ball stud small end face of the present invention, described a plurality of first through hole is uniformly distributed, and a plurality of fourth hole is uniformly distributed, and a plurality of third through-hole is uniformly distributed.

As a kind of preferred version of hexagonal shaping dies in a kind of ball stud small end face of the present invention, the described diameter of the first through hole and the diameter of fourth hole are greater than the external diameter of described spring housing.

As a kind of preferred version of hexagonal shaping dies in a kind of ball stud small end face of the present invention, the described diameter of the first through hole and larger than the external diameter of described spring housing 0.2 millimeter of the diameter of fourth hole.

As a kind of preferred version of hexagonal shaping dies in a kind of ball stud small end face of the present invention, described elastomeric element also comprises gland, and described gland is arranged on described spring, and the diameter of described gland is less than the diameter of spring housing.

As a kind of preferred version of hexagonal shaping dies in a kind of ball stud small end face of the present invention, described spring is butterfly spring.

As a kind of preferred version of hexagonal shaping dies in a kind of ball stud small end face of the present invention, between described fairlead and described counterdie, be provided with space.

Compared with prior art, the interior hexagonal shaping dies of a kind of ball stud small end face that the present invention proposes, by spring counterdie ejected solve hexagonal in workpiece after forming the demoulding time glue the problem of stripping attachment, it can extend the service life of the interior hexagonal shaping dies of ball stud small end face, the reliability of raising equipment, improve the qualification rate of head pin small end face, save manpower loss, reduce company cost.

Accompanying drawing explanation

In order to be illustrated more clearly in the technical scheme of the embodiment of the present invention, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.Wherein,

Fig. 1 is the main TV structure schematic diagram of ball stud;

Fig. 2 is the cross-sectional view of the front view of the interior hexagonal shaping dies of a kind of ball stud small end face of the present invention;

Fig. 3 is the plan structure schematic diagram of the upper pressure block of the interior hexagonal shaping dies of a kind of ball stud small end face of the present invention;

Fig. 4 is the cross-sectional view of the front view of the upper pressure block of the interior hexagonal shaping dies of a kind of ball stud small end face of the present invention;

Fig. 5 is the plan structure schematic diagram of the downforce block of the interior hexagonal shaping dies of a kind of ball stud small end face of the present invention;

Fig. 6 is the cross-sectional view of the front view of the downforce block of the interior hexagonal shaping dies of a kind of ball stud small end face of the present invention; With

Fig. 7 is that schematic diagram placed by the spring of the interior hexagonal shaping dies of a kind of ball stud small end face of the present invention.

Wherein: 1 be patrix, 2 be fairlead, 3 be counterdie, 4 be stripping attachment, 5 be stripping attachment cover, 6 be gland, 7 be spring, 8 be spring housing, 9 be upper pressure block, 10 be downforce block, 11 be push rod, 12 be lower die-sleeve, 13 be workpiece, 14 for counterdie through hole 15 be mould bases, A is the first through hole, B is the second through hole, C is third through-hole, D is fourth hole, E is fifth hole.

Detailed description of the invention

The interior hexagonal shaping dies of a kind of ball stud small end face of the present invention, it comprises: mould cover component (not shown), stamper component (not shown), elastomeric element (not shown), material returned parts (not shown) and push rod 11, described stamper component part is embedded in described mould cover component, described elastomeric element is embedded in described stamper component, described material returned parts are arranged in described stamper component, and described push rod 11 is plugged in described stamper component through mould bases 15.

For enabling above-mentioned purpose of the present invention, feature and advantage become apparent more, and below in conjunction with detailed description of the invention, the present invention is further detailed explanation.

First, alleged herein " embodiment " or " embodiment " refers to special characteristic, structure or the characteristic that can be contained at least one implementation of the present invention.Different local in this manual " in one embodiment " occurred not all refers to same embodiment, neither be independent or optionally mutually exclusive with other embodiments embodiment.

Secondly; the present invention utilizes structural representation etc. to be described in detail; when describing the embodiment of the present invention in detail; for ease of explanation; represent that the schematic diagram of the interior hexagonal forming die structure of ball stud small end face can be disobeyed general ratio and be made partial enlargement; and described schematic diagram is example, it should not limit the scope of protection of the invention at this.In addition, the three dimensions of length, width and the degree of depth should be comprised in actual fabrication.Embodiment one

Refer to Fig. 2, Fig. 2 is the cross-sectional view of the front view of the interior hexagonal shaping dies of a kind of ball stud small end face of the present invention.As shown in Figure 2, the interior hexagonal shaping dies of described a kind of ball stud small end face, it comprises: mould cover component (not shown), stamper component (not shown), elastomeric element (not shown), material returned parts (not shown) and push rod 11.

Described mould cover component comprises fairlead 2 and lower die-sleeve 12, and described fairlead 2 is arranged on described lower die-sleeve 12, and described fairlead 2 and lower die-sleeve 12 are absolute construction.

Described stamper component part is embedded in described mould cover component, and described stamper component comprises 4 parts, is followed successively by patrix 1, counterdie 3, upper pressure block 9 and downforce block 10 from top to bottom, and described counterdie 3 is provided with counterdie through hole 14.

In one embodiment, described patrix 1 part is arranged on outside fairlead 2, another part is arranged in fairlead 2, the lowest surfaces of described patrix 1 is lower than the highest of described fairlead 2, described patrix 1 slides up and down in described fairlead 2, therefore, described patrix 1 is when being subject to the thrust upwards coming from described counterdie 3, move upward, when losing described thrust, it declines because of the effect of gravity, because described patrix 1 part is arranged on outside fairlead 2, so its height declined is lower than the height of described patrix 1.Described counterdie 3 part is arranged in described fairlead 2, and another part is arranged in described lower die-sleeve 12, and described counterdie 3 slides up and down in described fairlead 2 and lower die-sleeve 12, and described upper pressure block 9 and downforce block 10 are arranged in described lower die-sleeve 12.

There are enough floating spaces in order to ensure the mould when the demoulding, between described fairlead 2 and described counterdie 3, are provided with space.

Consult Fig. 3 to Fig. 6 please continue to refer to Fig. 2, Fig. 3 is the plan structure schematic diagram of the upper pressure block of the interior hexagonal shaping dies of a kind of ball stud small end face of the present invention; Fig. 4 is the cross-sectional view of the front view of the upper pressure block of the interior hexagonal shaping dies of a kind of ball stud small end face of the present invention; Fig. 5 is the plan structure schematic diagram of the downforce block of the interior hexagonal shaping dies of a kind of ball stud small end face of the present invention; Fig. 6 is the cross-sectional view of the front view of the downforce block of the interior hexagonal shaping dies of a kind of ball stud small end face of the present invention.As shown in Figure 3 and Figure 4, described upper pressure block 9 is provided with the first through hole A and fifth hole E, as shown in Figure 5 and Figure 6, described downforce block 10 is provided with the second through hole B, third through-hole C and fourth hole D, described first through hole A is coaxial with described fourth hole D, and described counterdie through hole 14, described fifth hole E are coaxial with described second through hole B.

In one embodiment, the number of described first through hole A is a plurality of, and the number of described fourth hole D is a plurality of, and described first through hole A is identical with the number of fourth hole D, described second through hole B and fifth hole E is coaxial through-hole, and the number of described third through-hole C is a plurality of.

Further, described a plurality of first through hole A is uniformly distributed, and a plurality of fourth hole D is uniformly distributed, and a plurality of third through-hole C is uniformly distributed.

Please continue to refer to Fig. 2, as shown in Figure 2, described elastomeric element is embedded in described stamper component, described elastomeric element comprises spring housing 8 and spring 7, described spring housing 8 is arranged in described first through hole A and described fourth hole D, and described spring 7 is arranged in described spring housing 8, and the highest face after described spring 7 compresses is equal to or less than the highest of described upper pressure block 9, to guarantee that described counterdie 3 is the level of state when described counterdie 3 is placed on described upper pressure block 9.

Refer to Fig. 7, Fig. 7 is that schematic diagram placed by the spring of the interior hexagonal shaping dies of a kind of ball stud small end face of the present invention, and as shown in the figure, preferred described spring 7 is butterfly spring.

In one embodiment, the described diameter of the first through hole A and the diameter of fourth hole D are greater than the external diameter of described spring housing 8.Preferably, the described diameter of the first through hole A and larger than the external diameter of described spring housing 8 0.2 millimeter of the diameter of fourth hole D.

Please continue to refer to Fig. 2, in another embodiment, described elastomeric element also comprises gland 6, described gland 6 is arranged on described spring 7, the diameter of described gland 6 is less than the diameter of spring housing 8, described spring 7 compresses the highest that the highest rear and after covering gland 6 face is equal to or less than described upper pressure block 9, to guarantee that described counterdie 3 is the level of state when described counterdie 3 is placed on described upper pressure block 9.

Please continue to refer to Fig. 2, as shown in Figure 2, described material returned parts are arranged in described stamper component, described material returned parts comprise stripping attachment 4 and stripping attachment cover 5, described stripping attachment overlaps 5 parts and is arranged in described fifth hole E, another part contacts workpiece 13 by counterdie through hole 14, and described stripping attachment 4 part is arranged in described second through hole B and stripping attachment cover 5, and another part contacts workpiece 13 by counterdie through hole 14.

Described push rod 11 is plugged in described stamper component through mould bases 15, described push rod 11 overlaps 5 through third through-hole C with stripping attachment and contacts, described push rod 11 controls described stripping attachment cover 5 and moves up and down, when push rod 11 upwards, when namely moving to workpiece 13 position, push rod 11 pushes stripping attachment cover 5 and also moves upward, when push rod 11 falling moves downward, described stripping attachment overlaps 5 because lacking the support of described push rod 11, also because the effect of gravity falls after rise.

For the ease of understanding, below in conjunction with Fig. 2, hexagonal shaping dies assemble sequence in ball stud small end face is described.First lower die-sleeve 12 is put into mould bases 15 when assembling, stripping attachment 4 penetrates from the second through hole B of downforce block 10, then stripping attachment 4 puts into lower die-sleeve 12 together with downforce block 10, then push rod 11 is put into the third through-hole C of downforce block 10, stripping attachment cover 5 is mounted on stripping attachment 4, then by fifth hole E, upper pressure block 9 encapsulation is placed on above stripping attachment cover 5, then spring 7 is loaded in spring housing 8, then gland 6 is loaded onto, the spring housing 8 that spring 7 and gland 6 are housed is put into the first through hole A of upper the pressure block 9 and fourth hole D of downforce block 10, and then counterdie 3 is contained on upper pressure block 9, fairlead 2 is contained in the outside of counterdie 3, finally again patrix 1 is contained in above counterdie 3, die assembly completes.

Interior its operation principle of hexagonal shaping dies of ball stud small end face of the present invention is: operationally, first hexagonal shaping dies in ball stud small end face is assembled, then workpiece 13 is put into counterdie 3, to ensure when starting to extrude that patrix 1 has entered when contacting with workpiece 13 in fairlead 2, the axiality requirement of such guarantee product.Patrix 1 enters fairlead 2 and contacts with workpiece 13 and extrude, workpiece 13 contacts with the stripping attachment 4 through counterdie through hole 14 and extrudes interior hexagonal in counterdie 3, after having extruded, patrix 1 moves away workpiece 13, at this moment, stripping attachment 4 is motionless in a mold, and spring 7 can trail, and at this moment counterdie 3 ejects by spring, counterdie 3 floats in lower die-sleeve 12, now workpiece 13 separates with stripping attachment 4, and stripping attachment cover 5 ejects by push rod 11, and workpiece 13 is ejected counterdie 3 by stripping attachment cover 5.

The parts of the interior hexagonal shaping dies of above-mentioned ball stud small end face include but not limited to above-mentioned kind.

Belonging to those of ordinary skill in field should be understood that, one of feature of the present invention or object are: the interior hexagonal that the interior hexagonal shaping dies of ball stud small end face of the present invention solves workpiece by improvement frame for movement after forming the demoulding time glue the problem of stripping attachment.The interior hexagonal shaping dies of ball stud small end face of the present invention, it can extend the service life of the interior hexagonal shaping dies of ball stud small end face, improves the reliability of equipment, improves the qualification rate of head pin small end face, saves manpower loss, reduces company cost.

It should be noted that, above embodiment is only in order to illustrate technical scheme of the present invention and unrestricted, although with reference to preferred embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that, can modify to technical scheme of the present invention or equivalent replacement, and not departing from the spirit and scope of technical solution of the present invention, it all should be encompassed in the middle of right of the present invention.

Claims (7)

1. the interior hexagonal shaping dies of a ball stud small end face, it is characterized in that: comprise mould cover component, stamper component, elastomeric element, material returned parts and push rod, described stamper component part is embedded in described mould cover component, described elastomeric element is embedded in described stamper component, described material returned parts are arranged in described stamper component, described push rod is plugged in described stamper component through mould bases
Described mould cover component comprises fairlead and lower die-sleeve, and described fairlead is arranged on described lower die-sleeve,
Described stamper component comprises 4 parts, be followed successively by upper die and lower die, upper pressure block and downforce block from top to bottom, described counterdie is provided with counterdie through hole, described upper pressure block is provided with the first through hole and fifth hole, described downforce block is provided with the second through hole, third through-hole and fourth hole, described first through hole is coaxial with described fourth hole, and described counterdie through hole, described fifth hole are coaxial with described second through hole
Described elastomeric element comprises spring housing and spring, and described spring housing is arranged in described first through hole and described fourth hole, and described spring is arranged in described spring housing,
Described material returned parts comprise stripping attachment and stripping attachment cover, a described stripping attachment cover part is arranged in described fifth hole, and another part is by counterdie through hole contact workpiece, and a described stripping attachment part is arranged in described second through hole and stripping attachment cover, another part is by counterdie through hole contact workpiece
Described push rod overlaps with stripping attachment through third through-hole and contacts, and described push rod controls described stripping attachment cover and moves up and down;
A described patrix part is arranged on outside fairlead, another part is arranged in fairlead, the lowest surfaces of described patrix is lower than the highest of described fairlead, described patrix slides up and down in described fairlead, a described counterdie part is arranged in described fairlead, another part is arranged in described lower die-sleeve, and described counterdie slides up and down in described fairlead and lower die-sleeve, and described upper pressure block and downforce block are arranged in described lower die-sleeve;
The number of described first through hole is a plurality of, and the number of described fourth hole is a plurality of, and described first through hole is identical with the number of fourth hole, and described second through hole and fifth hole are coaxial through-hole, and the number of described third through-hole is a plurality of.
2. the interior hexagonal shaping dies of ball stud small end face as claimed in claim 1, is characterized in that: described a plurality of first through hole is uniformly distributed, and a plurality of fourth hole is uniformly distributed, and a plurality of third through-hole is uniformly distributed.
3. the interior hexagonal shaping dies of ball stud small end face as claimed in claim 1, is characterized in that: the described diameter of the first through hole and the diameter of fourth hole are greater than the external diameter of described spring housing.
4. the interior hexagonal shaping dies of ball stud small end face as claimed in claim 3, is characterized in that: the described diameter of the first through hole and larger than the external diameter of described spring housing 0.2 millimeter of the diameter of fourth hole.
5. the interior hexagonal shaping dies of ball stud small end face as claimed in claim 1, it is characterized in that: described elastomeric element also comprises gland, described gland is arranged on described spring, and the diameter of described gland is less than the diameter of spring housing.
6. the interior hexagonal shaping dies of ball stud small end face as claimed in claim 1, is characterized in that: described spring is butterfly spring.
7. the interior hexagonal shaping dies of ball stud small end face as claimed in claim 1, is characterized in that: be provided with space between described fairlead and described counterdie.
CN201310534843.5A 2013-10-31 2013-10-31 A kind of interior hexagonal shaping dies of ball stud small end face CN103551413B (en)

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CN101879536A (en) * 2010-07-02 2010-11-10 洛阳理工学院 Method for forming helical gear by radial cold extrusion and die thereof
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CN102658306A (en) * 2012-05-14 2012-09-12 安徽工业大学 Blocking extrusion forming die
CN203635652U (en) * 2013-10-31 2014-06-11 江苏森威精锻有限公司 Inner hexagonal forming die for small end surface of ball pin

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JPS5857251B2 (en) * 1979-05-28 1983-12-19 Toyota Motor Co Ltd

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CN101306443A (en) * 2007-05-15 2008-11-19 张华文 Vehicle oil pump bracket spline processing die
CN101879536A (en) * 2010-07-02 2010-11-10 洛阳理工学院 Method for forming helical gear by radial cold extrusion and die thereof
CN101972792A (en) * 2010-10-22 2011-02-16 南京迪威尔重型锻造股份有限公司 Hot reverse-extrusion forming mold for large cup shell
CN102658306A (en) * 2012-05-14 2012-09-12 安徽工业大学 Blocking extrusion forming die
CN203635652U (en) * 2013-10-31 2014-06-11 江苏森威精锻有限公司 Inner hexagonal forming die for small end surface of ball pin

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