CN214053376U

CN214053376U - Accurate mould structure of interior copper screw thread ring

Info

Publication number: CN214053376U
Application number: CN202022883752.0U
Authority: CN
Inventors: 刘勇; 冯石; 冯运
Original assignee: Shenzhen Fuxinda Precision Technology Co ltd
Current assignee: Shenzhen Fuxinda Precision Technology Co ltd
Priority date: 2020-12-05
Filing date: 2020-12-05
Publication date: 2021-08-27
Anticipated expiration: 2030-12-05

Abstract

The utility model discloses an interior copper screw thread ring precision mold structure, including die holder and gag lever post, the outside both sides in upper end of die holder are provided with the cushion, and the upper end outside of cushion is provided with the spring support pole, the upper end middle part of die holder is provided with the die, and the outside both sides of lower extreme of die are provided with the bolt, the inside both sides in upper end of die are provided with the spacing groove, and the upper end middle part inner wall of die is provided with the die cavity, the lower extreme middle part outside of die cavity is provided with the mold core. This interior copper screw thread ring precision mold structure is provided with the gag lever post, and the gag lever post is the symmetry form along the central line of link and distributes, carries out extrusion during operation to the machined part when using this mould, and the upper die base receives outside extrusion force to drive the link downstream, and at first the gag lever post gets into the spacing inslot and plays spacing supporting role to it, avoids the terrace die and the die cavity in the die cavity directly to contact the skew condition to appear, influences the extrusion work of machined part.

Description

Accurate mould structure of interior copper screw thread ring

Technical Field

The utility model relates to a precision casting technical field specifically is an interior copper screw thread ring precision mould structure.

Background

An interior copper screw thread ring precision mold structure carries out extrusion work time to the machined part when using this mould, and the upper die base receives outside extrusion force to drive the link downstream, and at first the gag lever post gets into the spacing inslot and plays spacing supporting role to it, avoids the terrace die and directly contacts the skew condition to appear with the die cavity in the die, has ensured the accuracy of machined part preparation.

When a mould in the market is used, because a casting part casting mould is difficult to control, a male mould and a female mould are directly contacted to complete extrusion forming of the casting part, deviation of the male mould and the female mould is easy to cause, precision of a finished product of the casting part is affected, cost is not in line with specifications, and cost is wasted.

Disclosure of Invention

An object of the utility model is to provide an interior copper screw thread ring precision mold structure to solve and to provide in the above-mentioned background art because casting mold is difficult to control, the terrace die directly contacts with the die and accomplishes the extrusion to the casting, easily leads to it to appear the skew and influence its off-the-shelf precision, leads to the cost not to conform to the specification, the problem of extravagant cost.

In order to achieve the above object, the utility model provides a following technical scheme: a precise die structure for an inner copper threaded ring comprises a lower die holder and a limiting rod, wherein cushion blocks are arranged on two sides of the outer portion of the upper end of the lower die holder, a spring supporting rod is arranged on the outer portion of the upper end of each cushion block, a female die is arranged in the middle of the upper end of the lower die holder, bolts are arranged on two sides of the outer portion of the lower end of each female die, limiting grooves are formed in two sides of the inner portion of the upper end of each female die, a die cavity is formed in the inner wall of the middle of the upper end of each female die, a die core is arranged on the outer side of the middle of the lower end of each die cavity, a heat conducting plate is arranged on the side wall of each die cavity, an upper die holder is arranged on the outer portion of the other end of each spring supporting rod, threaded connectors are arranged on, the limiting rods are arranged on two sides of the outer portion of the lower end of the connecting frame, and water inlet holes are formed in two sides of the outer portion of the female die.

Preferably, the lower die holder and the upper die holder form an elastic structure through a spring support rod, and the lower die holder and the upper die holder are horizontally distributed.

Preferably, the female die and the lower die holder form a detachable structure through a bolt, and the female die and the lower die holder are attached to each other.

Preferably, the hydraulic rod and the connecting frame form a lifting structure through a sliding rail, and the hydraulic rod and the connecting frame are vertically distributed.

Preferably, the limiting rods are symmetrically distributed along the central line of the connecting frame, and the limiting rods are perpendicular to the connecting frame.

Preferably, the inner wall of the heat conducting plate is tightly attached to the outer wall of the cavity, and the heat conducting plate is parallel to the side wall of the cavity.

Compared with the prior art, the beneficial effects of the utility model are that: this interior copper screw thread ring precision mold structure is provided with the gag lever post, and the gag lever post is the symmetry form along the central line of link and distributes, carries out extrusion during operation to the machined part when using this mould, and the upper die base receives outside extrusion force to drive the link downstream, and at first the gag lever post gets into the spacing inslot and plays spacing supporting role to it, avoids the terrace die and the die cavity in the die cavity directly to contact the skew condition to appear, influences the extrusion work of machined part.

Closely laminating between the inner wall of heat-conducting plate and the outer wall of die cavity, after the extrusion of moulding plastics of processing raw materials, because its high temperature easily and the die cavity between produce adsorption affinity, adhesion and lead to the deciduate difficulty, inside user's accessible inlet opening poured into the heat-conducting plate with the coolant liquid, accelerated its heat dissipation cooling be convenient for going on of deciduate work.

The die holder passes through spring support pole and upper die base constitution elastic construction, when using this precision mould to carry out extrusion to the screw ring, the upper die base receives the whole downstream of external force, drives the terrace die and extrudees the raw materials of moulding plastics on the die, spring support pole's existence not only plays the shock attenuation cushioning effect to it, still because it receives compression production elasticity and drives it after the extrusion is accomplished and reset, the fashioned screw ring of being convenient for carries out drawing of patterns work.

Drawings

FIG. 1 is a schematic view of the structure of the present invention;

FIG. 2 is a schematic view of the connecting frame of the present invention;

fig. 3 is a schematic view of the inside main structure of the cavity of the present invention.

In the figure: 1. a lower die holder; 2. cushion blocks; 3. a spring support bar; 4. a bolt; 5. a female die; 6. a limiting groove; 7. a cavity; 8. a mold core; 9. an upper die holder; 10. a threaded connector; 11. a hydraulic lever; 12. a slide rail; 13. a connecting frame; 14. a limiting rod; 15. a male die; 16. a heat conducting plate; 17. a water inlet hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a precise die structure for an inner copper threaded ring comprises a lower die holder 1, cushion blocks 2, spring support rods 3, bolts 4, female dies 5, limiting grooves 6, cavities 7, die cores 8, an upper die holder 9, threaded connectors 10, hydraulic rods 11, slide rails 12, connecting frames 13, limiting rods 14, male dies 15 and heat-conducting plates 16, wherein the cushion blocks 2 are arranged on two sides of the outer portion of the upper end of the lower die holder 1, the spring support rods 3 are arranged on the outer portion of the upper end of the cushion blocks 2, the female dies 5 are arranged in the middle of the upper end of the lower die holder 1, the bolts 4 are arranged on two sides of the outer portion of the lower end of the female dies 5, the limiting grooves 6 are arranged on two sides of the inner portion of the upper end of the female dies 5, the cavities 7 are arranged on the inner wall of the middle of the upper end of the female dies 5, the die cores 8 are arranged on the outer side of the middle of the lower ends of the die cavities 7, the heat-conducting plates 16 are arranged on the outer portions of the other ends of the spring support rods 3, the upper die holders 9 are provided with the threaded connectors 10, the middle upper end of the upper die base 9 is provided with a hydraulic rod 11, the inner wall of the middle of the upper die base 9 is provided with a sliding rail 12, the middle of the lower end of the hydraulic rod 11 is provided with a connecting frame 13, the middle of the other end of the connecting frame 13 is provided with a male die 15, a limiting rod 14 is arranged on two sides of the outer portion of the lower end of the connecting frame 13, and water inlet holes 17 are formed in two sides of the outer portion of the female die 5.

The lower die holder 1 and the upper die holder 9 form an elastic structure through the spring support rod 3, the lower die holder 1 and the upper die holder 9 are distributed horizontally, when the precision die is used for extrusion forming of the threaded ring, the upper die holder 9 moves downwards integrally under the action of external force to drive the male die 15 to extrude the injection molding raw materials on the female die 5, the spring support rod 3 plays a role in damping and buffering, and the spring support rod is compressed to generate elasticity to drive the threaded ring to reset after extrusion is completed, so that the threaded ring formed by machining can be conveniently demoulded;

the female die 5 and the lower die holder 1 form a detachable structure through the bolt 4, and the female die 5 and the lower die holder 1 are attached to each other, so that the female die has a recycling function, the utilization rate of the female die is improved, when the female die 5 continuously works for a period of time, a user can conveniently detach the female die 5 for maintenance or replacement, and the user can replace the female die 5 with different models according to actual conditions so as to meet specific working requirements;

the hydraulic rod 11 and the connecting frame 13 form a lifting structure through the sliding rail 12, and the hydraulic rod 11 and the connecting frame 13 are vertically distributed, firstly, the hydraulic rod 11 can drive the connecting frame 13 to perform vertical lifting motion in a horizontal direction on the upper die base 9 through the sliding rail 12, and further drive the male die 15 to contact and attach with the cavity 7 in the female die 5, so that the extrusion work of the internal processing raw materials is completed;

the limiting rods 14 are symmetrically distributed along the central line of the connecting frame 13, the limiting rods 14 and the connecting frame 13 are perpendicular to each other, when the die is used for extrusion forming work of a machined part, the upper die base 9 is driven by external extrusion force to move the connecting frame 13 downwards, firstly, the limiting rods 14 enter the limiting grooves 6 to play a limiting and supporting role on the limiting grooves, and the situation that the male die 15 is in direct contact with the cavity 7 in the female die 5 to cause deviation and influence the extrusion forming work of the machined part is avoided;

closely laminating between the inner wall of heat-conducting plate 16 and the outer wall of die cavity 7, and being parallel to each other between the lateral wall of heat-conducting plate 16 and die cavity 7 the both, after the extrusion shaping is moulded plastics to the processing raw materials, because its high temperature easily with produce adsorption affinity, adhesion between the die cavity 7 and lead to the deciduate difficulty, inside user's accessible inlet opening 17 pours into heat-conducting plate 16 with the coolant liquid, accelerate its heat dissipation cooling and be convenient for going on of deciduate work.

The working principle is as follows: for the precision die structure of the inner copper threaded ring, when the die is used for carrying out extrusion forming work on a machined part, firstly, the upper die base 9 is subjected to external extrusion force to drive the connecting frame 13 to move downwards, the limiting rod 14 enters the limiting groove 6 to play a limiting and supporting role on the limiting rod, the phenomenon that the male die 15 is directly contacted with the cavity 7 in the female die 5 to generate deviation is avoided, the extrusion forming work of the machined part is influenced, after the limiting rod 14 finishes limiting and supporting, the hydraulic rod 11 can drive the connecting frame 13 to carry out vertical lifting motion in a horizontal direction on the upper die base 9 through the sliding rail 12, further, the male die 15 is driven to be contacted and jointed with the cavity 7 in the female die 5, the extrusion work of the internal processing raw materials is finished, and finally, after the processing raw materials are subjected to injection extrusion forming, the adsorption force and the adhesion force between the processing raw materials and the cavity 7 are easy to generate, so that the demoulding is difficult, inside user's accessible inlet opening 17 injected the coolant liquid into heat-conducting plate 16, accelerated its heat dissipation cooling be convenient for the operation of demoulding just so accomplish the use of the accurate mould structure of whole interior copper screw ring.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a precision die structure of interior copper screw thread ring, includes die holder (1) and gag lever post (14), its characterized in that: cushion blocks (2) are arranged on two sides of the outer portion of the upper end of the lower die holder (1), a spring supporting rod (3) is arranged on the outer portion of the upper end of each cushion block (2), a female die (5) is arranged in the middle of the upper end of the lower die holder (1), bolts (4) are arranged on two sides of the outer portion of the lower end of each female die (5), limiting grooves (6) are arranged on two sides of the inner portion of the upper end of each female die (5), a die cavity (7) is arranged on the inner wall of the middle of the upper end of each female die (5), a die core (8) is arranged on the outer side of the middle of the lower end of each die cavity (7), a heat conducting plate (16) is arranged on the side wall of each die cavity (7), an upper die holder (9) is arranged on the outer portion of the other end of each spring supporting rod (3), threaded connectors (10) are arranged on two sides of the outer portion of the upper end of the upper die holder (9), a hydraulic rod (11) is arranged on the upper end of the middle of the upper die holder (9), and a sliding rail (12) is arranged on the inner wall of the middle of the upper die holder (9), the lower extreme middle part of hydraulic stem (11) is provided with link (13), and the other end middle part of link (13) is provided with terrace die (15), gag lever post (14) set up in the outside both sides of the lower extreme of link (13), the outside both sides of die (5) are provided with inlet opening (17).

2. The precision die structure for the internal copper threaded ring according to claim 1, wherein: the lower die holder (1) and the upper die holder (9) form an elastic structure through the spring supporting rod (3), and the lower die holder (1) and the upper die holder (9) are horizontally distributed.

3. The precision die structure for the internal copper threaded ring according to claim 1, wherein: the female die (5) and the lower die holder (1) form a detachable structure through the bolt (4), and the female die (5) and the lower die holder (1) are attached to each other.

4. The precision die structure for the internal copper threaded ring according to claim 1, wherein: the hydraulic rod (11) and the connecting frame (13) form a lifting structure through the sliding rail (12), and the hydraulic rod (11) and the connecting frame (13) are vertically distributed.

5. The precision die structure for the internal copper threaded ring according to claim 1, wherein: the limiting rods (14) are symmetrically distributed along the center line of the connecting frame (13), and the limiting rods (14) and the connecting frame (13) are perpendicular to each other.

6. The precision die structure for the internal copper threaded ring according to claim 1, wherein: the inner wall of the heat conducting plate (16) is tightly attached to the outer wall of the cavity (7), and the heat conducting plate (16) is parallel to the side wall of the cavity (7).