CN218286455U - Binding post preparation frock - Google Patents

Abstract

The utility model relates to the technical field of wiring terminals, in particular to a wiring terminal manufacturing tool, which comprises a lower die and an upper die, wherein the lower die and the upper die are respectively positioned at the upper side and the lower side of a plurality of wires of a wiring terminal and are used for applying pressure to the wires so as to pre-position the wires; the sealing die is characterized in that a protruding square boss is arranged at the bottom of the upper die, a square groove is formed in the top of the lower die, two sealing material raw materials with square structures are arranged on the square groove, and the square boss at the bottom of the upper die can be matched with the square groove formed in the lower die. In the wiring terminal manufacturing tool, the plurality of conducting wires of the wiring terminal are limited in the wiring terminal manufacturing process, and sealing material raw materials are used for pre-pressing, so that the relative positions of the plurality of conducting wires which are preliminarily positioned by the sealing material raw materials are unchanged in the vulcanization setting process, and meanwhile, the problems of combination of the sealing material and the plurality of conducting wires and insulation among the plurality of conducting wires are solved.

Description

Binding post preparation frock

Technical Field

The utility model relates to a binding post technical field, specifically speaking relates to a binding post preparation frock.

Background

When internal components and external components which are currently used as oil-immersed transformers, power capacitors, switching devices and other oil-carrying electrical equipment are electrically connected, the connection terminals are required to be connected. As one of the terminals, a terminal obtained by coating a plurality of wires with a raw material of an elastic sealing material and then vulcanizing the coated wires can satisfy the above-described requirements. Because the inside of the wiring terminal and a plurality of wires of outgoing lines at two ends of the wiring terminal need to be mutually insulated, the plurality of used wires need to adopt wires with insulating skins. The gap between the wire insulation layer and the wire conductor is easy to cause air leakage or oil leakage in the use process of the terminal. To solve this problem, an elastic sealing material used for the terminal needs to be in direct contact with the conductors of the plurality of wires to ensure the sealing property of the terminal. In this case, it is necessary to peel and join the insulated wires in the sealing material, and in order to solve the problem of insulation between the plurality of wires in the terminal after peeling and joining, it is necessary to perform pre-positioning of the wires during vulcanization molding to secure the insulation distance between the wires.

There are various fixing methods in the vulcanization molding process of the terminal. The method for fixing the plurality of wires passing through the holes by using the insulating plate to open the plurality of small holes is adopted, but the small holes and the conductors have larger moving gaps and the insulation distance of the stripped connection part of the wires cannot be ensured as the wires with the insulating skins can pass through the small holes; the method of using the circuit board to transit in the terminal and welding the wires at the two ends to the circuit board has more complex working procedures and is easy to cause the welding spots between the wires and the circuit board to break in the process of vulcanization molding of the terminal; the above methods all have various drawbacks.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a binding post makes frock to solve the problem that proposes in the above-mentioned background art.

In order to achieve the purpose, the utility model provides a wiring terminal manufacturing tool, which comprises a lower die and an upper die, wherein the lower die and the upper die are respectively positioned at the upper side and the lower side of a plurality of wires of a wiring terminal and are used for applying pressure to the wires so as to pre-position the wires;

the sealing die is characterized in that a protruding square boss is arranged at the bottom of the upper die, a square groove is formed in the top of the lower die, two sealing material raw materials with square structures are arranged on the square groove, and the square boss at the bottom of the upper die can be matched with the square groove formed in the lower die.

Preferably, a plurality of tooth-shaped grooves are formed in two sides of the square groove, the tooth-shaped grooves extend to the outer walls of the two sides of the lower die from the square groove, and the tooth-shaped grooves are used for limiting a plurality of wires of the wiring terminal.

Preferably, the two sealing material raw materials are positioned at the upper side and the lower side of the plurality of conducting wires and used for pre-pressing the plurality of conducting wires of the connecting terminal.

Preferably, the lower die is fixed at the static end of the press machine through a mounting transition piece and a fastening bolt, and the upper die is fixed at the moving end of the press machine.

Preferably, the stripping part of the external insulation of the wire is positioned in the lower die, and the wire can form a fixed insulation distance after being limited by the tooth-shaped groove of the lower die.

Preferably, the power equipment further comprises a wiring terminal pressing plate, wherein the wiring terminal pressing plate is of a circular plate structure with a hole in the middle, is installed at the hole in the power equipment shell through bolts and is used for pressing the wiring terminal, and the wiring terminal is used for achieving electrical connection between the inside and the outside of the power equipment shell and sealing the hole in the power equipment shell.

Preferably, the wiring terminal comprises a plurality of wires, the wires are insulated leather wires, the outer portions of the wires are wrapped by elastic sealing materials and are manufactured after high-temperature vulcanization molding in a mold, and the wires are positioned through the elastic sealing materials during vulcanization molding so as to ensure the insulation distance among the wires.

Preferably, the inside of the elastic sealing material is in direct contact with a conductor portion of the lead.

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

in the wiring terminal manufacturing tool, the plurality of leads of the wiring terminal are limited in the wiring terminal manufacturing process, and the sealing material raw material is used for pre-pressing, so that the relative positions of the plurality of leads preliminarily positioned by the sealing material raw material are unchanged in the vulcanization setting process, and meanwhile, the combination problem of the sealing material and the plurality of leads and the insulation problem among the plurality of leads are solved.

Drawings

Fig. 1 is one of the overall structural diagrams of the present invention;

fig. 2 is a second schematic view of the overall structure of the present invention;

fig. 3 is a schematic structural view of the connecting terminal of the present invention;

fig. 4 is a schematic view of the terminal of the present invention;

fig. 5 is a schematic diagram of the binding post semi-finished product after pre-positioning in the utility model.

The various reference numbers in the figures mean:

1. an upper die; 101. a square boss; 2. a lower die; 21. a square groove; 22. a toothed groove; 3. installing a transition piece; 4. fastening a bolt; 5. sealing the raw material of the material; 6. a wire; 7. an elastic sealing material; 8. an insulated wire; 9. a conductor; 10. a power equipment housing; 11. binding post clamp plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.

The utility model provides a wiring terminal manufacturing tool, as shown in figures 1-5, comprising a lower die 2 and an upper die 1, wherein the lower die 2 and the upper die 1 are respectively positioned at the upper side and the lower side of a plurality of wires 6 of a wiring terminal and are used for applying pressure to the wires 6 so as to pre-position the wires 6; the bottom of the upper die 1 is provided with an extended square boss 101, the top of the lower die 2 is provided with a square groove 21, the square groove 21 is provided with two sealing material raw materials 5 with square structures, and the square boss 101 at the bottom of the upper die 1 can be matched with the square groove 21 arranged on the lower die 2.

In this embodiment, a plurality of tooth-shaped grooves 22 are formed in two sides of the square groove 21, the tooth-shaped grooves 22 extend from the square groove 21 to outer walls of two sides of the lower die 2, and the tooth-shaped grooves 22 are used for limiting a plurality of wires 6 of the terminal.

Specifically, two pieces of sealing material raw materials 5 are positioned on the upper side and the lower side of the plurality of leads 6 and used for pre-pressing the plurality of leads 6 of the connecting terminal.

Furthermore, the lower die 2 is fixed at the static end of the press machine through the installation transition piece 3 and the fastening bolt 4, and the upper die 1 is fixed at the moving end of the press machine, so that the upper die 1 and the lower die 2 can be conveniently installed and fixed.

Furthermore, the stripping part of the outer insulation of the wire 6 is positioned in the lower die 2, and after the wire 6 is limited by the tooth-shaped groove 22 of the lower die 2, the wire 6 can form a fixed insulation distance, so that the subsequent high-temperature vulcanization molding in the die is facilitated.

Further, binding post preparation frock still includes binding post clamp plate 11, and binding post clamp plate 11 is the plectane structure of middle part trompil, installs in the trompil department of power equipment casing 10 through the bolt for compress tightly binding post, binding post are used for realizing the inside and outside electrical connection of power equipment casing 10, and seal the trompil of power equipment casing 10.

Further, binding post includes a plurality of wires 6 through the parcel of elastic sealing material 7, and wire 6 adopts the tape insulation leather wire, and forms through the preparation after the high temperature vulcanization shaping in the mould, fixes a position the insulating distance in order to ensure between wire 6 through elastic sealing material 7 to wire 6 when vulcanization shaping for wire 6 can form fixed insulating distance, conveniently carries out high temperature vulcanization shaping work.

Furthermore, the inner part of the elastic sealing material 7 is in direct contact with the conductor 9 part of the lead 6 so as to ensure the sealing performance of the wiring terminal, ensure that the gap between the insulating layer of the lead 6 and the conductor 9 of the lead 6 does not cause air leakage or oil leakage in the use process of the terminal, and position the elastic sealing material 7 of the lead 6 after stripping and forming in a vulcanization mode so as to ensure the insulating distance between the leads 6.

When the wiring terminal manufacturing tool is used, firstly, a sealing material raw material 5 is placed at the square groove 21 of the lower die 2, the plurality of wires 6 of the wiring terminal are limited through the tooth-shaped groove 22, then, a sealing material raw material 5 is placed on the upper portions of the plurality of wires 6 of the wiring terminal, when the wiring terminal manufacturing tool is placed, the stripping and connecting position of the external insulation of the wires 6 is positioned in the lower die 2, and after the tooth-shaped groove 22 formed in the lower die 2 limits the plurality of wires 6, the plurality of wires 6 keep a fixed insulation distance; the upper die 1 applies pressure to the wires 6 with the sealing material raw materials 5 placed up and down, the wires 6 are preliminarily positioned, the wires 6 preliminarily positioned by the sealing material raw materials 5 are coiled into a ring shape in the vertical direction, the wires 6 wrapped by the sealing material raw materials 5 are vulcanized and formed into terminals in a vulcanization forming die at high temperature, the relative positions of the wires 6 preliminarily positioned by the sealing material raw materials 5 are unchanged in the vulcanization forming process, and meanwhile, the combination problem of the sealing material raw materials 5 and the wires 6 and the insulation problem among a plurality of wires are solved.

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 (8)

1. The utility model provides a binding post preparation frock which characterized in that: comprises that

The lower die (2) and the upper die (1) are respectively positioned on the upper side and the lower side of a plurality of leads (6) of the wiring terminal and used for applying pressure to the leads (6) so as to pre-position the leads (6);

the sealing die is characterized in that a protruded square boss (101) is arranged at the bottom of the upper die (1), a square groove (21) is formed in the top of the lower die (2), two sealing material raw materials (5) with square structures are arranged on the square groove (21), and the square boss (101) at the bottom of the upper die (1) can be matched with the square groove (21) formed in the lower die (2).

2. The wiring terminal manufacturing tool according to claim 1, characterized in that: a plurality of tooth-shaped grooves (22) are formed in the two sides of the square groove (21), the tooth-shaped grooves (22) extend to the outer walls of the two sides of the lower die (2) from the square groove (21), and the tooth-shaped grooves (22) are used for limiting a plurality of wires (6) of the wiring terminal.

3. The wiring terminal manufacturing tool according to claim 1, characterized in that: the two sealing material raw materials (5) are positioned on the upper side and the lower side of the plurality of leads (6) and are used for pre-pressing the plurality of leads (6) of the connecting terminal.

4. The wiring terminal manufacturing tool according to claim 1, characterized in that: the lower die (2) is fixed at the static end of the press machine through a mounting transition piece (3) and a fastening bolt (4), and the upper die (1) is fixed at the moving end of the press machine.

5. The wiring terminal manufacturing tool according to claim 2, characterized in that: the outer insulating stripping part of the wire (6) is positioned in the lower die (2), and the wire (6) can form a fixed insulating distance after the wire (6) is limited by the tooth-shaped groove (22) of the lower die (2).

6. The wiring terminal manufacturing tool according to claim 1, characterized in that: still include binding post clamp plate (11), binding post clamp plate (11) are the plectane structure of middle part trompil, install the trompil department at power equipment casing (10) through the bolt for compress tightly binding post, binding post is used for realizing the inside and outside electrical connection of power equipment casing (10), and seals the trompil of power equipment casing (10).

7. The wiring terminal manufacturing tool according to claim 6, wherein: binding post includes a plurality of wires (6), wire (6) adopt and take insulating leather wire, a plurality of elastic sealing material (7) parcel is passed through in the outside of wire (6), and forms through the preparation after the high temperature vulcanization shaping in the mould, carries out prepositioning through elastic sealing material (7) to wire (6) when vulcanization shaping in order to ensure the insulation distance between wire (6).

8. The wiring terminal manufacturing tool according to claim 7, wherein: the inner part of the elastic sealing material (7) is directly contacted with the conductor (9) part of the lead (6).

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