CN213162480U

CN213162480U - Wire drawing die

Info

Publication number: CN213162480U
Application number: CN202020467281.2U
Authority: CN
Inventors: 奚虹; 刘婷婷; 陈朋帅; 汤磊; 张祥付
Original assignee: Suzhou Golden Star Metal Products Co ltd
Current assignee: Suzhou Golden Star Metal Products Co ltd
Priority date: 2020-04-02
Filing date: 2020-04-02
Publication date: 2021-05-11
Anticipated expiration: 2030-04-02

Abstract

The utility model provides a wire drawing mould, including mould shell, the center department of mould shell inner chamber transversely pegs graft there is the mold core, the positive center department of mold core has seted up the feeding district, the center department in feeding district has seted up the feed inlet, the center department at the mold core back has seted up ejection of compact district, the center department in ejection of compact district has seted up the discharge gate, mould shell and mold core one end in opposite directions are provided with disassembly body, disassembly body includes ring flange, screw hole, miniature screw, locking washer, spacing draw-in groove and spacing calorie of strip, the positive integrated into one piece of mold core has the ring flange. The utility model discloses a ring flange, screw hole, miniature screw, locking packing ring, spacing draw-in groove and the cooperation of spacing card strip of moving, when the excessive loss of mold core needs to be changed, convenient to use person carries out quick dismantlement to mould shell and mold core, improves the user and to the whole change speed of wire drawing mould, shortens wire drawing mould's dismantlement man-hour.

Description

Wire drawing die

Technical Field

The utility model relates to a wire drawing mould field especially relates to a wire drawing mould.

Background

In metal press working, a tool which forces a metal through a die under an external force, compresses the cross-sectional area of the metal, and obtains a desired shape and size of the cross-sectional area is called a drawing die, and the drawing die has a wide range of applications, such as commonly used tungsten wires, molybdenum wires, stainless steel wires, electric cable wires, and various alloy wires.

When the user carries out the wire drawing processing to the wire, need use the wire drawing mould, handle the back with the wire drawing at the wire drawing mould for a long time, can aggravate the wearing and tearing of inside mold core rapidly to the user needs often to dismantle the change to the mold core, however traditional wire drawing mould is mostly fixed integral type, the user of not being convenient for dismantles the change to the mold core of damage, the mold core damages the back, the user directly changes whole wire drawing mould, improves the use cost of wire drawing mould.

Therefore, it is necessary to provide a drawing die to solve the above technical problems.

Disclosure of Invention

The utility model provides a wire drawing mould has solved traditional wire drawing mould and has mostly been fixed integral type, and the not convenient to use person dismantles the problem of changing to damaging the mold core.

For solving the technical problem, the utility model provides a pair of wire drawing mould, including the mould casing, the center department of mould casing inner chamber transversely pegs graft there is the mold core, the positive center department of mold core has seted up the feeding district, the feed inlet has been seted up to the center department in feeding district, the center department at the mold core back has seted up ejection of compact district, the discharge gate has been seted up to the center department in ejection of compact district, the mould casing is provided with disassembly body with the mold core one end in opposite directions.

Preferably, disassembly body includes ring flange, screw hole, miniature screw, locking packing ring, spacing draw-in groove and spacing calorie of strip, the positive integrated into one piece of mold core has the ring flange, all set up screw hole around mould casing and ring flange, all the bolt joints all around the ring flange have with the miniature screw that the screw hole cooperation was used, the one end pad that miniature screw and ring flange are opposite is equipped with locking packing ring, all transversely set up spacing draw-in groove around the mould casing inner chamber, all transversely integrated into one piece all around the mold core surface have with spacing draw-in groove joint complex spacing calorie of strip.

Preferably, the shapes of the limiting clamping grooves and the limiting clamping strips are isosceles trapezoids, the number of the limiting clamping grooves and the limiting clamping strips is five, and the limiting clamping grooves and the limiting clamping strips are distributed along the center of the mold core in a circumferential structure.

Preferably, the number of the threaded holes and the number of the micro screws are the same and are six, and the threaded holes and the micro screws are distributed along the center of the flange plate in a circumferential structure.

Preferably, the anti-slip gasket is bonded to one end, opposite to the flange plate, of the die shell through strong sealant, the cross section area of the anti-slip gasket is larger than that of the die core, and the cross section area of the anti-slip gasket is smaller than that of the die shell.

Preferably, the periphery of the front surface of the inner cavity of the die shell is transversely provided with guide holes, and the periphery of the back surface of the flange plate is integrally formed with guide lugs in clamping fit with the guide holes.

Preferably, the number of the guide holes and the number of the guide lugs are the same and are three, and the guide holes and the guide lugs are distributed along the center of the mold core in an equilateral triangle shape.

Compared with the prior art, the utility model provides a pair of wire drawing mould has following beneficial effect:

the utility model provides a wire drawing die,

1. the utility model discloses a ring flange, screw hole, miniature screw, locking packing ring, spacing draw-in groove and the cooperation of spacing card strip of moving, when the excessive loss of mold core needs to be changed, convenient to use person carries out quick dismantlement to mould shell and mold core, improves the user and to the whole change speed of wire drawing mould, shortens wire drawing mould's dismantlement man-hour, improves the wire drawing efficiency of wire.

2. The utility model has the advantages that the shape of the limiting clamping groove and the limiting clamping strip is isosceles trapezoid and the number is five, thereby enhancing the clamping stability between the mold core and the mold shell, preventing the mold core from displacement shaking in the mold shell, the number of the threaded holes and the micro screws is the same and six, and the clamping groove and the limiting clamping strip are distributed along the center of the flange plate in a circumferential structure, being capable of uniformly stressing and fastening the flange plate and the mold shell, preventing the mold shell and the flange plate from loosening and separating, increasing the friction coefficient between the mold shell and the flange plate through the anti-slip gasket, further enhancing the stability between the mold shell and the flange plate, being convenient for a user to accurately insert the mold core into the mold shell through the guide holes and the guide convex blocks, preventing the error of the inserting position of the mold core from occurring, and being distributed along the center of the mold core in an equilateral triangle shape through the guide holes, the stability is provided according to the triangle, and the distribution stability of the guide lugs is enhanced.

Drawings

Fig. 1 is a schematic structural diagram of a wire drawing die according to a preferred embodiment of the present invention;

FIG. 2 is a front view of the mold shell of FIG. 1;

FIG. 3 is a front view of the mold core and flange shown in FIG. 1;

fig. 4 is a structural rear view of the mold core shown in fig. 1.

Reference numbers in the figures: 1. a mold housing; 2. a mold core; 3. a feed zone; 4. a feed inlet; 5. a discharge zone; 6. a discharge port; 7. a disassembly mechanism; 71. a flange plate; 72. a threaded hole; 73. a miniature screw; 74. an anti-loosening gasket; 75. a limiting clamping groove; 76. limiting clamping strips; 8. an anti-slip washer; 9. a guide hole; 10. and a guide projection.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

Please refer to fig. 1, fig. 2, fig. 3 and fig. 4 in combination, wherein fig. 1 is a schematic structural diagram of a preferred embodiment of a wire drawing die, fig. 2 is a front structural view of a die housing shown in fig. 1, fig. 3 is a front structural view of a die core and a flange plate shown in fig. 1, and fig. 4 is a rear structural view of the die core shown in fig. 1, the wire drawing die comprises a die housing 1, a die core 2 is transversely inserted into a center of an inner cavity of the die housing 1, a feeding area 3 is disposed at a front center of the die core 2, a feeding hole 4 is disposed at a center of the feeding area 3, a discharging area 5 is disposed at a back center of the die core 2, a discharging hole 6 is disposed at a center of the discharging area 5, and a dismounting mechanism 7 is disposed at an opposite end of the die housing 1 and the die core 2.

The disassembling mechanism 7 comprises a flange plate 71, a threaded hole 72, a miniature screw 73, an anti-loosening gasket 74, a limiting clamping groove 75 and a limiting clamping strip 76, the front surface of the mold core 2 is integrally formed with a flange 71, the peripheries of the mold shell 1 and the flange 71 are both provided with threaded holes 72, miniature screws 73 matched with the threaded holes 72 are bolted on the periphery of the front surface of the flange plate 71, an anti-loosening washer 74 is padded at one end of the micro screw 73 opposite to the flange plate 71, limit clamping grooves 75 are transversely arranged on the periphery of the inner cavity of the die shell 1, the periphery of the surface of the mold core 2 is transversely and integrally formed with a limit clamping strip 76 which is clamped and matched with the limit clamping groove 75, when excessive loss of mold core 2 needs to be changed, the convenient to use person carries out quick dismantlement to mould casing 1 and mold core 2, improves the user to the whole change speed of wire drawing mould.

The shape of spacing draw-in groove 75 and spacing card strip 76 is isosceles trapezoid, the quantity of spacing draw-in groove 75 and spacing card strip 76 is five, spacing draw-in groove 75 and spacing card strip 76 all are circumference column structure along the center department of mold core 2 and distribute to strengthen the joint steadiness between mold core 2 and the mould casing 1, prevent that the displacement from appearing in mold core 2 inside the mould casing 1 and rocking.

The same and six of screw hole 72 and miniature screw 73's quantity, screw hole 72 and miniature screw 73 all are the circumference column structure along the center department of ring flange 71 and distribute, can carry out even atress fastening to ring flange 71 and mould casing 1, prevent to appear becoming flexible between mould casing 1 and the ring flange 71 and break away from.

The opposite ends of the flange plate 71 and the die shell 1 are bonded with anti-slip gaskets 8 through strong sealant, the cross sectional areas of the anti-slip gaskets 8 are larger than that of the die cores 2, the cross sectional areas of the anti-slip gaskets 8 are smaller than that of the die shell 1, the friction coefficient between the die shell 1 and the flange plate 71 is increased, and the stability between the die shell 1 and the flange plate 71 is further enhanced.

All transversely seted up guiding hole 9 around the positive of mould casing 1 inner chamber, equal integrated into one piece all around at the ring flange 71 back has with guiding hole 9 joint complex direction lug 10, and convenient to use person prevents that grafting position error from appearing in mould core 2 with mould core 2 in accurately inserting mould casing 1.

The quantity of guiding hole 9 and direction lug 10 is the same and be three, guiding hole 9 and direction lug 10 all are equilateral triangle shape along the center department of mold core 2 and distribute, have stability according to triangle-shaped, strengthen the distribution steadiness of direction lug 10.

The utility model provides a pair of wire drawing mould's theory of operation as follows:

when the mold core 2 is damaged and needs to be replaced, a user uses a tool to respectively loosen and take out the six micro screws 73, then the user pinches the flange 71 and exerts outward force, and then the flange 71 drives the mold core 2 to move outward, so that the mold core 2 drives the three guide projections 10 to be sequentially separated from the guide holes 9, the five limit clamping strips 76 are sequentially separated from the limit clamping grooves 75, so that the flange plate 71 drives the mold core 2 to separate from the mold shell 1, the disassembly operation of the mold core 2 is completed, and similarly, when a user installs a new matched mold core 2, the guide convex blocks 10 are sequentially aligned with the guide holes 9, the limit clamping strips 76 are sequentially and correspondingly inserted into the limit clamping grooves 75, so that a user inserts a new matched mold core 2 into the mold shell 1, the user then tightens the six miniscrew screws 73 in sequence using a tool to tighten the mold core 2 and the mold housing 1, thereby completing the replacement of the mold core 2.

the utility model discloses a ring flange 71, screw hole 72, miniature screw 73, locking washer 74 that moves, spacing draw-in groove 75 and the cooperation of spacing card strip 76, when the excessive loss of mold core 2 needs to be changed, convenient to use person carries out quick dismantlement to mould shell 1 and mold core 2, improves the user and to the whole change speed of wire drawing mould, shortens the dismantlement man-hour of wire drawing mould, improves the wire drawing efficiency of wire.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. A wire drawing die comprises a die shell (1), and is characterized in that: the die is characterized in that a die core (2) is transversely inserted into the center of an inner cavity of the die shell (1), a feeding area (3) is arranged at the center of the front surface of the die core (2), a feeding hole (4) is arranged at the center of the feeding area (3), a discharging area (5) is arranged at the center of the back surface of the die core (2), a discharging hole (6) is arranged at the center of the discharging area (5), and a disassembling mechanism (7) is arranged at one opposite end of the die shell (1) and the die core (2).

2. Drawing die according to claim 1, characterized in that the dismounting mechanism (7) comprises a flange (71), a threaded hole (72), a minisize screw (73), a anti-loose washer (74), a limit slot (75) and a limit strip (76), the front surface of the mold core (2) is integrally formed with a flange plate (71), threaded holes (72) are formed in the peripheries of the mold shell (1) and the flange plate (71), the periphery of the front surface of the flange plate (71) is bolted with miniature screws (73) matched with the threaded holes (72), an anti-loosening gasket (74) is padded at one end of the micro screw (73) opposite to the flange plate (71), the periphery of the inner cavity of the die shell (1) is transversely provided with a limiting clamping groove (75), the periphery of the surface of the mold core (2) is transversely and integrally formed with a limiting clamping strip (76) which is clamped and matched with the limiting clamping groove (75).

3. The wire drawing die as claimed in claim 2, wherein the limiting clamping grooves (75) and the limiting clamping strips (76) are both isosceles trapezoids in shape, the limiting clamping grooves (75) and the limiting clamping strips (76) are five in number, and the limiting clamping grooves (75) and the limiting clamping strips (76) are both distributed along the center of the die core (2) in a circumferential structure.

4. Drawing die as in claim 2, characterized in that said threaded holes (72) and said micro screws (73) are equal in number and are all six, said threaded holes (72) and said micro screws (73) being distributed along the center of said flange (71) in a circumferential configuration.

5. The drawing die as claimed in claim 2, wherein an anti-slip gasket (8) is bonded to one end of the flange (71) opposite to the die shell (1) through a strong sealant, the cross-sectional area of the anti-slip gasket (8) is larger than that of the die core (2), and the cross-sectional area of the anti-slip gasket (8) is smaller than that of the die shell (1).

6. The wire drawing die as claimed in claim 2, wherein guide holes (9) are transversely formed in the periphery of the front surface of the inner cavity of the die shell (1), and guide protrusions (10) clamped and matched with the guide holes (9) are integrally formed in the periphery of the back surface of the flange plate (71).

7. Drawing die as in claim 6, characterized in that said guiding holes (9) and said guiding protrusions (10) are equal in number and are all three, said guiding holes (9) and said guiding protrusions (10) being distributed along the center of the die core (2) in the shape of an equilateral triangle.