CN216656049U - A double-port "bell"-shaped mold - Google Patents

Abstract

The utility model relates to a double-opening 'bell' -shaped die, which comprises a left pressing die and a right pressing die, wherein a U-shaped pressing die cavity and a square pressing die cavity are respectively arranged at the upper and lower positions of the middle of the right end of the left pressing die, an upper concave stripe is arranged at the left end of the right pressing die corresponding to the position of the U-shaped pressing die cavity, a lower concave stripe is arranged at the right end of the right pressing die corresponding to the position of the square pressing die cavity, after the left pressing die and the right pressing die are buckled, the U-shaped pressing die cavity and the upper concave stripe form a U-shaped pressing die cavity with a closed longitudinal space, and the square pressing die cavity and the lower concave stripe form a square pressing die cavity with a closed longitudinal space. The utility model has simple and reasonable structural design, replaces the traditional single-style cold pressing pliers, the wiring terminal extends into the pressing die cavities of the square opening and the U-shaped opening, the left pressing die and the right pressing die are connected with the wiring terminal through acting force, no burr is generated after the connection, the operation procedure of grinding the burr by using a file is reduced, the operation time is greatly reduced, and the working efficiency is improved.

Description

A double-port "bell"-shaped mold

technical field

The utility model relates to a double-port "bell"-shaped mold.

Background technique

The extrusion die is referred to as the die, and is the main way to connect the switch of the low-voltage metering box. The currently used die has continued to use the previous single-style cold-pressing pliers, which not only has poor matching with the field wiring terminals, but also carries a large number of dies, which are easy to be missed and lost. and other shortcomings, and the crimping of the terminal is not tight due to the mixed use of the die and the difficulty of alignment under the action of manpower during the connection process. Before insulating the exposed parts of the crimping part, it is necessary to use a file to grind the burrs, sharp corners and sharp edges until smooth. damaged, broken. Therefore, the use of a single-style cold pressing pliers for crimping work is not efficient, and there may be hidden dangers in operation safety.

Utility model content

In view of the deficiencies of the prior art, the technical problem to be solved by the present invention is to provide a double-port "bell"-shaped mold, which is not only reasonable in structural design, but also efficient and convenient.

In order to solve the above-mentioned technical problems, the technical scheme of the present utility model is: a double-port "bell"-shaped mold, including a left compression mold and a right compression mold, the upper and lower positions of the right end of the left compression mold are respectively provided with U-shaped compression molds Cavity and square die cavity, the left end of the right die is provided with upper concave stripes corresponding to the position of the U-shaped die cavity, and the corresponding square die cavity is provided with downward concave stripes. After the left die and the right die are buckled together The U-shaped die cavity and the upper concave stripe form a U-shaped die cavity with a closed longitudinal space, and the square die cavity and the concave stripe form a square die cavity with a closed longitudinal space.

Preferably, a protruding block is fixed at the center of the left end of the left die, the protruding block is quasi-cylindrical, and an annular groove is provided on the periphery of the protruding block near the end.

Preferably, a protruding block is fixed at the center of the right end of the right die, the protruding block is quasi-cylindrical, and a peripheral portion of the protruding block near the end is provided with an annular groove.

Preferably, the U-shaped opening of the U-shaped die cavity faces the right die and is a bell mouth, and the cavity bottom of the U-shaped die cavity is provided with an upper convex stripe; the upper concave stripe and the upper convex stripe The stripes all extend up and down, and the number is a number of strips evenly distributed before and after one-to-one correspondence.

Preferably, the U-shaped opening of the square die cavity faces the right die and is a bell mouth, and the cavity bottom of the square die cavity is provided with a lower convex stripe; the concave stripe and the lower convex stripe are the same Extending up and down, the number is several strips evenly distributed before and after one-to-one correspondence.

Preferably, the two U-shaped inner side walls of the U-shaped die cavity are provided with upper and outer chamfers.

Preferably, the two U-shaped inner side walls of the square die cavity are provided with lower eversion chamfers.

Compared with the prior art, the utility model has the following beneficial effects: the utility model has a simple and reasonable structure design, which replaces the traditional single-style cold pressing pliers, and the connecting terminal extends into the die cavity of the square mouth and the U-shaped mouth, and the left The die and the right pressing die connect the wire with the terminal through the force, and no burr will be generated after the connection, which reduces the operation process of using a file to smooth the burr, greatly reduces the operation time and improves the work efficiency.

The present utility model will be described in further detail below with reference to the accompanying drawings and specific embodiments.

Description of drawings

FIG. 1 is a schematic front view of an embodiment of the present invention without mold clamping.

FIG. 2 is a perspective view 1 of an embodiment of the present utility model without mold clamping.

FIG. 3 is a second perspective view of the un-clamped mold according to the embodiment of the present invention.

FIG. 4 is a schematic side view of the left pressing die according to the embodiment of the present invention.

FIG. 5 is a schematic front view of mold clamping according to an embodiment of the present invention.

Detailed ways

The present utility model will be further described below in conjunction with the accompanying drawings and embodiments.

It should be noted that the following detailed description is exemplary and intended to provide further explanation of the present application. Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.

It should be noted that the terminology used herein is for the purpose of describing specific embodiments only, and is not intended to limit the exemplary embodiments according to the present application. As used herein, unless the context clearly dictates otherwise, the singular is intended to include the plural as well, furthermore, it is to be understood that when the terms "comprising" and/or "including" are used in this specification, it indicates that There are features, steps, operations, devices, components and/or combinations thereof.

As shown in Figures 1 to 5, this embodiment provides a double-port "bell"-shaped mold, including a left compression mold 1 and a right compression mold 2, and U-shaped compression molds are respectively provided at the upper and lower positions of the right end of the left compression mold. The mold cavity 101 and the square die cavity 102, the left end of the right die is provided with an upper concave stripe 201 corresponding to the position of the U-shaped die cavity, and a concave stripe 202 corresponding to the position of the square die cavity. After the compression die is fastened, the U-shaped die cavity and the upper concave stripe form a U-shaped die cavity with a closed longitudinal space, a square die cavity and a concave stripe to form a rectangular die cavity with a closed longitudinal space. The inner wall is smooth without edges and corners. The left and right die are constructed of high-strength steel or chrome.

In the embodiment of the present invention, a convex block 1031 is fixed at the center position of the left end of the left die, the convex block is cylindrical-like, and an annular groove 1032 is provided on the periphery of the convex block near the end position. . The bump can be integrally formed with the left die, or can be connected to the left die by welding or the like.

In the embodiment of the present invention, a convex block is fixed at the center position of the right end of the right die, and the convex block is cylindrical-like. The bump can be integrally formed with the right die, and can also be connected to the right die by welding.

In the embodiment of the present invention, the U-shaped opening of the U-shaped die cavity faces the right die and is a bell mouth, and the cavity bottom of the U-shaped die cavity is provided with upper convex stripes 1011; The stripes and the upper convex stripes both extend up and down, and the number is a number of strips evenly distributed at the front and back and in one-to-one correspondence.

In the embodiment of the present invention, the U-shaped opening of the square die cavity faces the right die and is a bell mouth, and the bottom of the square die cavity is provided with lower convex stripes 1021; The lower convex stripes all extend up and down, and the number is a number of strips evenly distributed at the front and back and in one-to-one correspondence.

In the embodiment of the present invention, two U-shaped inner side walls of the U-shaped die cavity are provided with upper and outer chamfered corners 1012 . The two U-shaped inner side walls of the square die cavity are provided with lower eversion chamfers 1022 . The overturned chamfer prevents the terminal from becoming stuck in the die cavity when it is released from the die.

The specific working process of the utility model is as follows: the user extends the terminal into the U-shaped die cavity and the square die cavity, and the corresponding convex stripes and concave stripes stand against the outside of the terminal, and the terminal is deformed by acting force, Thus, the wire is tightly connected with the terminal. At the same time, because the cavity of the die is designed as the common U-shaped mouth and square mouth in the market, the deformation space of the terminal is consistent with the shape of the switch terminal, so the connection is reliable after connection, and it is not easy to fall off, which greatly reduces the operation time and improves the work efficiency.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms. Any person skilled in the art may use the technical content disclosed above to change or remodel to equivalent changes. Equivalent Example. However, any simple modifications, equivalent changes and modifications made to the above embodiments according to the technical essence of the present invention without departing from the content of the technical solutions of the present invention still belong to the protection scope of the technical solutions of the present invention.

Claims (7)

1. a two-port "bell"-shaped mold is characterized in that: comprising a left die and a right die, and the upper and lower positions of the right end of the left die are respectively provided with a U-shaped die cavity and a square die cavity, so The left end of the right die is provided with an upper concave stripe corresponding to the position of the U-shaped die cavity, and a concave stripe corresponding to the position of the square die cavity. After the left die and the right die are buckled, the U-shaped die cavity and the upper concave The stripes form a U-shaped die cavity with a closed longitudinal space, a square die cavity, and the concave stripe form a square die cavity with a closed longitudinal space. 2. The double-port "bell"-shaped mold according to claim 1, characterized in that: a convex block is fixed at the center position of the left end of the left die, and the convex block is cylindrical-like, and the convex block is close to the end An annular groove is provided on the periphery of the top position. 3. The double-port "bell"-shaped die according to claim 1, wherein a convex block is fixed at the center of the right end of the right die, the convex block is cylindrical-like, and the convex block is close to the end An annular groove is provided on the periphery of the top position. 4. The double-port "bell"-shaped mold according to claim 1, wherein the U-shaped opening of the U-shaped die cavity faces the right die and is a bell mouth, and the U-shaped cavity of the U-shaped die cavity is a bell mouth. The bottom is provided with upper convex stripes; the upper concave stripes and the upper convex stripes both extend up and down, and the number is a number of strips evenly distributed at the front and back and corresponding one by one. 5. The double-mouthed "bell"-shaped die according to claim 1, wherein the U-shaped opening of the square die cavity faces the right die and is a bell mouth, and the cavity bottom of the square die cavity is provided with a bell mouth. There are lower convex stripes; the concave stripes and the lower convex stripes both extend up and down, and the number is a number of strips evenly distributed at the front and back and corresponding to each other. 6 . The double-port "bell"-shaped mold according to claim 1 , wherein the two U-shaped inner walls of the U-shaped die cavity are provided with upper and outer chamfers. 7 . 7 . The double-port "bell"-shaped mold according to claim 1 , wherein the two U-shaped inner walls of the square die cavity are provided with down-and-valve chamfers. 8 .

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