CN219294477U

CN219294477U - Integrated molding device for silica gel insulator

Info

Publication number: CN219294477U
Application number: CN202321412889.5U
Authority: CN
Inventors: 李明臣
Original assignee: Shandong Huazhong Electric Technology Co ltd
Current assignee: Shandong Huazhong Electric Technology Co ltd
Priority date: 2023-06-06
Filing date: 2023-06-06
Publication date: 2023-07-04
Anticipated expiration: 2033-06-06

Abstract

The utility model belongs to the technical field of insulator forming dies, and discloses a silica gel insulator integrated forming device, which comprises a lower die, a middle die and an upper die which are sequentially arranged from bottom to top, wherein the middle part of the lower die is provided with a bell jar cavity with an upward opening, and the middle of the bottom of the bell jar cavity is provided with a steel cap fixing hole; the middle of the middle die is provided with a funnel cavity which is penetrated up and down, and the bottom of the middle die is provided with an annular bulge along the lower edge of the funnel cavity; the bottom of the upper die is provided with a frustum bulge, the bottom surface of the frustum bulge is provided with a plurality of annular grooves, the middle part of the bottom surface of the frustum bulge is provided with a steel foot fixing hole, the top surface of the upper die is provided with a glue injection groove, and a plurality of glue injection holes penetrating the upper die are arranged in the glue injection groove.

Description

Integrated molding device for silica gel insulator

Technical Field

The utility model belongs to the technical field of insulator forming dies, and particularly relates to an integrated forming device for a silica gel insulator.

Background

Insulators are devices installed between conductors of different potentials or between conductors and ground potential members, and can withstand voltage and mechanical stress, and play an important role in overhead transmission lines.

The silica gel insulator has the advantages of good insulation effect, light weight, easy operation, safety, strong impact resistance and wide application. The existing production mode of the silica gel insulator is generally that the silica gel umbrella on the insulator is manufactured independently, then the silica gel umbrella is installed between the steel cap and the steel foot, the silica gel umbrella is bonded with the silica gel umbrella, the manufacturing process is complex, time and labor are consumed, and the working efficiency is low.

In summary, the manufacturing process of the silica gel insulator obviously has inconvenience and defects, so that improvement is needed.

Disclosure of Invention

The utility model aims to solve the technical problem of providing the integrated forming device for the silica gel insulator, which can integrally form two umbrella insulators, saves the processes of installing and bonding the silica gel umbrella, saves time and labor and improves the working efficiency.

In order to solve the technical problems, the utility model provides the following technical scheme:

the integrated molding device for the silica gel insulator comprises a lower die, a middle die and an upper die which are sequentially arranged from bottom to top, wherein a bell jar cavity with an upward opening is arranged in the middle of the lower die, and a steel cap fixing hole is arranged in the middle of the bottom of the bell jar cavity; the middle of the middle die is provided with a funnel cavity which is penetrated up and down, and the bottom of the middle die is provided with an annular bulge along the lower edge of the funnel cavity; the bottom of going up the mould is provided with the frustum arch, be provided with a plurality of annular on the bellied bottom surface of frustum, the bellied bottom surface middle part of frustum is provided with steel foot fixed orifices, the top surface of going up the mould is provided with the injecting glue groove, the injecting glue inslot is provided with a plurality of running through the injecting glue hole of going up the mould.

The following is a further optimization of the above technical solution according to the present utility model:

the top surface of lower mould is provided with a plurality of reference columns, the bottom surface of well mould be provided with a plurality of with the reference holes of reference column one-to-one.

Further optimizing: the glue injection groove is a cross-shaped groove, and the glue injection hole is arranged at the end part of the glue injection groove far away from the cross center.

Further optimizing: the top diameter of the funnel cavity is larger than that of the frustum bulge, and the glue injection hole is communicated into a cavity between the funnel cavity and the frustum bulge.

Further optimizing: and a plurality of sliding columns are arranged at two ends of the upper die, and the middle die is slidably arranged on the sliding columns.

Further optimizing: the bottom of the sliding column is provided with a fixing bolt, and a buffer pad is arranged between the fixing bolt and the middle die.

Further optimizing: the top surface of lower mould is provided with the lower air flue.

Further optimizing: the top surface of well mould is provided with the upper airway.

By adopting the technical scheme, the steel cap and the steel foot are fixed in the device, and the manufacture and the installation of the silica gel umbrella of the insulator are completed at one time, so that the working procedures are simplified, the working efficiency is improved, the mechanical stress resistance of the silica gel insulator is improved, and the operation process is simple and feasible.

The utility model will be further described with reference to the drawings and examples.

Drawings

FIG. 1 is a schematic diagram of an embodiment of the present utility model;

FIG. 2 is a schematic view of a closed state according to an embodiment of the present utility model;

FIG. 3 is a top view of a full construction of an embodiment of the present utility model;

FIG. 4 is a cross-sectional view taken along the direction A-A in FIG. 3;

FIG. 5 is a schematic diagram of the lower die according to an embodiment of the present utility model;

fig. 6 is a schematic structural view of a middle mold in an embodiment of the present utility model.

In the figure: 1-a lower die; 2-middle mold; 3-upper die; 11-bell jar cavity; 12-steel cap fixing holes; 21-a funnel cavity; 22-annular protrusions; 31-frustum protrusions; 32-ring grooves; 33-steel foot fixing holes; 34-a glue injection groove; 35-injecting glue holes; 13-positioning columns; 23-positioning holes; 36-slide column; 37-fixing bolts; 38-cushion pad; 41-lower airway; 42-upper airway.

Detailed Description

The present utility model will be described in further detail with reference to the accompanying drawings, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

As shown in fig. 1-6, the integrated molding device for the silica gel insulator comprises a lower die 1, a middle die 2 and an upper die 3 which are sequentially arranged from bottom to top, wherein a bell jar cavity 11 with an upward opening is arranged in the middle of the lower die 1, and a steel cap fixing hole 12 is arranged in the middle of the bottom of the bell jar cavity 11; a funnel cavity 21 which is vertically penetrated is arranged in the middle of the middle die 2, and an annular bulge 22 is arranged at the bottom of the middle die 2 along the lower edge of the funnel cavity 21; the bottom of the upper die 3 is provided with a frustum bulge 31, a plurality of annular grooves 32 are formed in the bottom surface of the frustum bulge 31, steel foot fixing holes 33 are formed in the middle of the bottom surface of the frustum bulge 31, the top surface of the upper die 3 is provided with a glue injection groove 34, and a plurality of glue injection holes 35 penetrating through the upper die 3 are formed in the glue injection groove 34.

The top surface of the lower die 1 is provided with a plurality of positioning columns 13, and the bottom surface of the middle die 2 is provided with a plurality of positioning holes 23 which are in one-to-one correspondence with the positioning columns 13. The top surface of the lower die 1 is provided with a lower air passage 41. The top surface of the middle die 2 is provided with an upper air passage 42.

The glue injection groove 34 is a cross-shaped groove, and the glue injection hole 35 is arranged at the end part of the glue injection groove 34 far away from the cross center.

The top diameter of the funnel 21 is larger than that of the frustum protrusion 31, and the glue injection hole 35 is communicated into the cavity between the funnel 21 and the frustum protrusion 31.

A plurality of slide posts 36 are arranged at two ends of the upper die 3, and the middle die 2 is slidably arranged on the slide posts 36. The bottom of the sliding column 36 is provided with a fixing bolt 37, and a buffer pad 38 is arranged between the fixing bolt 37 and the middle die 2.

Specifically, the lower die 1 can be installed on an installation seat of the integrated forming equipment of the silica gel insulator in a front-back sliding manner, the installation seat can be lifted up and down, and the upper die 3 can be installed below an injection die block of the integrated forming equipment in a vertically sliding manner.

When the silica gel insulator is processed, the lower die 1 slides to the front of the equipment, so that workers can conveniently put the connected steel caps and steel feet into the steel cap fixing holes 12 of the lower die 1, and the connectors of the steel caps and the steel feet are placed in an upward state of the steel feet.

And then starting the equipment, wherein the lower die 1 slides to the lower part of the middle die 2 and the upper die 3 to be aligned, then the lower die 1 moves upwards under the drive of the mounting seat, and the lower die 1 and the middle die 2 are aligned through the positioning columns 13 and the positioning holes 23, so that the tightness of an internal cavity is ensured.

The lower die 1 continues to ascend to drive the middle die 2 to abut against the upper die 3, because the middle die 2 is slidably mounted at the bottom of the upper die 3 through a sliding column 36, and the positions of the middle die 2 and the upper die 3 are aligned.

The upper die 3, the middle die 2 and the lower die 1 are all aligned, the inner cavity is sealed except the glue injection hole 35, the lower die 1 continues to move upwards until the upper die 3 is abutted on the glue injection module, and the glue injection groove 34 is sealed by the glue injection module.

After forming the sealed cavity, starting injecting glue, wherein a glue injection port of the glue injection module is positioned in the middle of the cross structure of the glue injection groove 34, injecting the glue into the glue injection groove 34 from the glue injection port, entering the cavity sealed by the upper die 3, the middle die 2 and the lower die 1 through four glue injection holes 35 at the end part of the glue injection groove 34 far away from the cross center, exhausting from the lower air passage 41 and the upper air passage 42 after finishing glue injection, and finishing the manufacture of the insulator.

After the preparation of silica gel insulator is accomplished, lower mould 1 descends, go up mould 3 well mould 2 is in the downward slip of action of gravity, and silica gel insulator deviate from in the cavity, follow lower mould 1 descends, finally lower mould 1 horizontal slip is to the place ahead of integrated into one piece equipment, and the convenience staff takes out the finished product, and operation process is simple, has improved work efficiency.

Alterations, modifications, substitutions and variations of the embodiments herein will be apparent to those of ordinary skill in the art in light of the teachings of the present utility model without departing from the spirit and principles of the utility model.

Claims

1. The utility model provides a silica gel insulator integrated into one piece device, includes lower mould (1), well mould (2) and last mould (3) that from the bottom up arranged in proper order, its characterized in that: the middle part of the lower die (1) is provided with a bell jar cavity (11) with an upward opening, and a steel cap fixing hole (12) is arranged in the middle of the bottom of the bell jar cavity (11); a funnel cavity (21) which is vertically penetrated is arranged in the middle of the middle die (2), and an annular bulge (22) is arranged at the bottom of the middle die (2) along the lower edge of the funnel cavity (21); the bottom of going up mould (3) is provided with frustum arch (31), be provided with a plurality of annular (32) on the bottom surface of frustum arch (31), the bottom surface middle part of frustum arch (31) is provided with steel foot fixed orifices (33), the top surface of going up mould (3) is provided with injecting glue groove (34), be provided with in injecting glue groove (34) a plurality of injecting glue hole (35) that run through go up mould (3).

2. The silicone insulator integrated molding device according to claim 1, wherein: the top surface of lower mould (1) is provided with a plurality of reference columns (13), the bottom surface of well mould (2) be provided with a plurality of with reference column (13) one-to-one locating hole (23).

3. The silicone insulator integrated molding device according to claim 1, wherein: the glue injection groove (34) is a cross-shaped groove, and the glue injection hole (35) is formed in the end part, far away from the cross center, of the glue injection groove (34).

4. A silicone insulator integrated device according to claim 3, wherein: the top diameter of the funnel cavity (21) is larger than that of the frustum bulge (31), and the glue injection hole (35) is communicated into a cavity between the funnel cavity (21) and the frustum bulge (31).

5. The silicone insulator integrated molding device according to claim 1, wherein: and a plurality of slide posts (36) are arranged at two ends of the upper die (3), and the middle die (2) is slidably arranged on the slide posts (36).

6. The silica gel insulator integrated molding device according to claim 5, wherein: the bottom of the sliding column (36) is provided with a fixing bolt (37), and a buffer pad (38) is arranged between the fixing bolt (37) and the middle die (2).

7. The silicone insulator integrated molding device according to claim 1, wherein: the top surface of the lower die (1) is provided with a lower air passage (41).

8. The silicone insulator integrated molding device according to claim 1 or 7, wherein: the top surface of the middle die (2) is provided with an upper air passage (42).