CN211640806U

CN211640806U - Special mould for producing wiring nut

Info

Publication number: CN211640806U
Application number: CN202020132609.5U
Authority: CN
Inventors: 钟谦
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-01-20
Filing date: 2020-01-20
Publication date: 2020-10-09
Anticipated expiration: 2030-01-20

Abstract

The utility model relates to a production mould technical field specifically is a special mould of wiring nut production, comprising a base plate, the bottom plate top is equipped with the lower mould, the bottom plate top is equipped with four pillars, be equipped with the connecting plate between four pillar tops, two first cylinders are ann to the connecting plate bottom, be connected with the mould between the piston rod end of two first cylinders, it is equipped with the even shaping groove of a plurality of distributions to go up the mould bottom, all open the mouth of moulding plastics that runs through to last mould top in the shaping groove, the rear side ann at bottom plate top has the mounting panel, two second cylinders are installed to the mounting panel front side, be connected with the stripper between the piston rod end of two second cylinders. This special mould of binding nut production through last mould and the lower mould that sets up, with the coarse blank casting shaping of binding nut, only need when producing to its carry out the finish machining can, reduce the processingquantity, improve production efficiency, release simultaneously through the stripper and unload, need not the manual work and unload, the mould crush injury staff when can effectively preventing to unload.

Description

Special mould for producing wiring nut

Technical Field

The utility model relates to a production mould technical field specifically is a special mould of wiring nut production.

Background

The mutual inductor is an instrument which can reduce alternating voltage and large current to values which can be directly measured by an instrument in proportion, the instrument can be directly measured conveniently, the mutual inductor needs to be connected by a wiring nut when in use, most of the existing wiring nuts are directly processed and manufactured through a processing center, the processing amount is large, the production efficiency is low, and in view of the above, a special die for producing the wiring nut is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a wiring nut produces special mould to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a special die for producing a wiring nut comprises a bottom plate, wherein a lower die is arranged at the top of the bottom plate, four symmetrical support columns are arranged at the side end of the lower die at the top of the bottom plate, a connecting plate is arranged between the tops of the four support columns, two symmetrical first air cylinders are arranged at the bottom of the connecting plate, piston rods of the two first air cylinders are vertically downward, an upper die is connected between the tail ends of the piston rods of the two first air cylinders, four symmetrically arranged guide columns are arranged at the top of the lower die and are in sliding connection with the upper die, a plurality of forming grooves which are uniformly distributed are formed in the bottom of the upper die, injection molding openings penetrating through the top of the upper die are formed in the forming grooves, a mounting plate is arranged at the rear side edge of the top of the bottom plate, two symmetrical second air cylinders are arranged at the front side of the mounting plate, the stripper plate is located above the lower die.

Preferably, the lower die is fixed on the bottom plate through screw locking.

Preferably, the top and the bottom of the pillar are welded and fixed to the connecting plate and the bottom plate, respectively.

Preferably, four symmetrical guide holes are formed in the top of the upper die, the inner diameter of each guide hole is matched with the outer diameter of each guide column, and the guide holes correspond to the guide columns one to one and are in sliding connection with the guide columns.

Preferably, the mounting plate is tightly welded to the base plate.

Preferably, a protective base plate is tightly bonded to the bottom of the stripper plate, and the bottom of the protective base plate is attached to the top of the lower die.

Preferably, a cooling cavity is formed in the lower die, a liquid inlet pipe communicated with the cooling cavity is arranged on one side of the lower die, and a liquid outlet pipe communicated with the cooling cavity is arranged on the other side of the lower die.

Compared with the prior art, the beneficial effects of the utility model are that:

this special mould of binding nut production through last mould and the lower mould that sets up, with the coarse blank casting shaping of binding nut, only need when producing to its carry out the finish machining can, reduce the work load, improve production efficiency, simultaneously through the stripper that sets up, be convenient for release the coarse blank of binding nut that the mould produced and unload, need not the manual work and unload, the mould crush injury staff when can effectively preventing to unload.

Drawings

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

FIG. 2 is a schematic structural view of the middle and lower dies of the present invention;

FIG. 3 is a schematic structural view of a middle upper mold of the present invention;

fig. 4 is a schematic structural view of the middle discharging plate of the present invention.

In the figure: 1. a base plate; 2. a lower die; 20. a cooling chamber; 3. a pillar; 4. a connecting plate; 5. a first cylinder; 6. an upper die; 60. forming a groove; 61. an injection molding port; 62. a guide hole; 7. a guide post; 8. mounting a plate; 9. a second cylinder; 10. a stripper plate; 100. a protective backing plate; 11. a liquid inlet pipe; 12. a liquid outlet pipe.

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.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1-4, the present invention provides a technical solution:

a special die for producing a wiring nut comprises a bottom plate 1, wherein a lower die 2 is arranged at the top of the bottom plate 1, four symmetrical support columns 3 are arranged at the side end of the lower die 2 at the top of the bottom plate 1, a connecting plate 4 is arranged between the tops of the four support columns 3, two symmetrical first air cylinders 5 are arranged at the bottom of the connecting plate 4, upper dies 6 are connected between the tail ends of the piston rods of the two first air cylinders 5 in a vertical downward direction, four symmetrically arranged guide posts 7 are arranged at the top of the lower die 2, the upper dies 6 are in sliding connection with the guide posts 7, a plurality of uniformly distributed forming grooves 60 are arranged at the bottom of the upper dies 6, injection molding openings 61 penetrating to the tops of the upper dies 6 are formed in the forming grooves 60, a mounting plate 8 is arranged at the rear side edge of the top of the bottom plate 1, two symmetrical second air cylinders 9 are arranged at the front side of, the stripper plate 10 is located above the lower die 2, in the production and manufacturing process, the first cylinder 5 drives the upper die 6 to move downwards to match with the lower die 2, then molten raw materials are injected into the forming groove 60 from the injection port 61, the raw materials are cooled and formed in the forming groove 60 to form a raw blank of the wiring nut, then the first cylinder 5 drives the upper die 6 to move upwards to separate from the raw blank, demoulding is completed, finally the second cylinder 9 drives the stripper plate 10 to move forwards, the raw blank is pushed away from the top of the lower die 2, and unloading is completed.

In this embodiment, go up the guiding hole 62 that four symmetries set up at mould 6 top, the internal diameter size of guiding hole 62 and the external diameter size looks adaptation of guide post 7, and guiding hole 62 and guide post 7 one-to-one and rather than sliding connection, guarantee stability and the precision that mould 6 reciprocated in the drive of first cylinder 5 through the sliding connection of guiding hole 62 and guide post 7.

Besides, the cooling cavity 20 is formed in the lower die 2, the liquid inlet pipe 11 communicated with the cooling cavity 20 is arranged on one side of the lower die 2, the liquid outlet pipe 12 communicated with the cooling cavity 20 is arranged on the other side of the lower die, cooling liquid enters the cooling cavity 20 through the liquid inlet pipe 11 and is discharged from the liquid outlet pipe 12, heat is taken away, the cooling speed of the coarse blank of the wiring nut between the lower die 2 and the upper die is increased, the demolding is accelerated, and the production efficiency is improved.

Furthermore, the top and the bottom of the strut 3 are respectively welded and fixed on the connecting plate 4 and the bottom plate 1, the mounting plate 8 is tightly welded on the bottom plate 1, the welding and fixing structure is stable, and the service life is long; the lower die 2 is fixed on the bottom plate 1 through screw locking, so that the lower die 2 can be taken down regularly, the top of the lower die is trimmed, and the flatness of the lower die is guaranteed.

Specifically, the bottom of the stripper plate 10 is tightly bonded with a protective backing plate 100, the bottom of the protective backing plate 100 is attached to the top of the lower die 2, and the stripper plate 10 is prevented from directly contacting the top of the lower die 2 to scratch the lower die 2.

It should be noted that the first cylinder 5 in the present embodiment may be a cylinder manufactured by wunsmidt automation technology ltd under the product model number SC-100X50-S, the first cylinder 5 may be a cylinder manufactured by the product model number SC-50X200-S, and the matching pneumatic system and pipes thereof may be provided by the manufacturer; furthermore, the present invention relates to circuits, electronic components and modules, which are known in the art, and can be implemented by those skilled in the art without exception, and the present invention also does not relate to improvements to software and methods.

When the special die for producing the wiring nut is used, a worker firstly checks the integrity of the die and whether the connection is firm at each position; then the piston rod of the first air cylinder 5 extends out to drive the upper die 6 to move downwards to match with the lower die 2; then, injecting molten raw materials into the forming groove 60 from the injection molding port 61, cooling and forming the raw materials in the forming groove 60 to prepare a coarse blank of the wiring nut, simultaneously discharging cooling liquid into the cooling cavity 20 through the liquid inlet pipe 11, and then discharging the cooling liquid from the liquid outlet pipe 12 to take away heat and accelerate the cooling speed of the coarse blank; after the rough blank is cooled, the piston rod of the first air cylinder 5 retracts to drive the upper die 6 to move upwards to be separated from the rough blank, and demoulding is finished; and then the piston rod of the second cylinder 9 extends out to drive the stripper plate 10 to move forwards, the rough blank is pushed away from the top of the lower die 2 to finish the unloading, and then the piston rod of the second cylinder 9 retracts to drive the stripper plate 10 to reset.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a wiring nut produces special mould, includes bottom plate (1), its characterized in that: the improved structure of the injection molding machine is characterized in that a lower die (2) is arranged at the top of the bottom plate (1), the top of the bottom plate (1) is located at the side end of the lower die (2) and is provided with four symmetrical pillars (3), a connecting plate (4) is arranged between the tops of the four pillars (3), two symmetrical first cylinders (5) are installed at the bottom of the connecting plate (4), an upper die (6) is connected between the piston rods of the two first cylinders (5) vertically downwards and the tail end of the piston rods of the two first cylinders, four symmetrically arranged guide posts (7) are arranged at the top of the lower die (2), the upper die (6) is in sliding connection with the guide posts (7), a plurality of forming grooves (60) which are uniformly distributed are formed at the bottom of the upper die (6), injection molding openings (61) penetrating through the top of the upper die (6) are formed in the forming grooves, two symmetrical second cylinders (9) are installed on the front side of the mounting plate (8), two piston rods of the second cylinders (9) face towards the lower die (2) in the direction and between the tail ends of the lower die, a discharging plate (10) is connected, and the discharging plate (10) is located above the lower die (2).

2. The mold for producing the junction nut as claimed in claim 1, wherein: the lower die (2) is fixed on the bottom plate (1) through screw locking.

3. The mold for producing the junction nut as claimed in claim 1, wherein: the top and the bottom of the strut (3) are respectively welded and fixed on the connecting plate (4) and the bottom plate (1).

4. The mold for producing the junction nut as claimed in claim 1, wherein: four symmetrical guide holes (62) are formed in the top of the upper die (6), the inner diameter of each guide hole (62) is matched with the outer diameter of each guide column (7), and the guide holes (62) correspond to the guide columns (7) one to one and are connected with the guide columns in a sliding mode.

5. The mold for producing the junction nut as claimed in claim 1, wherein: the mounting plate (8) is tightly welded on the bottom plate (1).

6. The mold for producing the junction nut as claimed in claim 1, wherein: the bottom of the stripper plate (10) is tightly bonded with a protective base plate (100), and the bottom of the protective base plate (100) is attached to the top of the lower die (2).

7. The mold for producing the junction nut as claimed in claim 1, wherein: a cooling cavity (20) is formed in the lower die (2), a liquid inlet pipe (11) communicated with the cooling cavity (20) is arranged on one side of the lower die (2), and a liquid outlet pipe (12) communicated with the cooling cavity (20) is arranged on the other side of the lower die.