CN217115120U

CN217115120U - Cold pressing terminal crimping device with positioning function

Info

Publication number: CN217115120U
Application number: CN202220826724.1U
Authority: CN
Inventors: 甄立冬; 边燕飞; 张爱玲; 卢立东; 袁翠苹; 赵琳; 安华
Original assignee: CETC 54 Research Institute
Current assignee: CETC 54 Research Institute
Priority date: 2022-04-12
Filing date: 2022-04-12
Publication date: 2022-08-02
Anticipated expiration: 2032-04-12

Abstract

The utility model discloses a cold pressing terminal crimping device with positioning function, belonging to the technical field of die production; grooves are formed in the bottom of the upper template and the top of the lower template, and the guide positioning pins penetrate through two opposite wall surfaces of the grooves; the sliding pressing plate is positioned in the groove, and a guide positioning hole corresponding to the guide positioning pin is formed in the sliding pressing plate; the sliding pressure plate can slide along the guide positioning pin; the fastening screw is in threaded connection with one wall surface of the groove, and a threaded end of the fastening screw penetrates into the groove and abuts against the sliding pressure plate; the upper jaw and the lower jaw are respectively positioned between the sliding pressure plate corresponding to the groove of the template and the other wall surface of the groove. The utility model discloses it is accurate to adjust well, and change convenient and fast to go up, keep silent down.

Description

Cold pressing terminal crimping device with positioning function

Technical Field

The utility model relates to mould production technical field, in particular to terminal crimping device colds pressing with locate function.

Background

The aerospace product is connected by adopting the cold-pressed terminal for cable assembly in a large quantity, and the cold-pressed terminal crimping assembly can replace terminal welding assembly, so that the aerospace product is an important means for improving the reliability of the product. Under the big background of green manufacturing is vigorously advocated in the country, the crimping means of the cold pressing terminal should not only be limited to the traditional pliers crimping mode, more need adopt new technique, new equipment to improve the crimping efficiency of the cold pressing terminal in the course of working.

The cold pressing terminal crimping process is mainly applied to the connection forming of the cable lap joint, and the cold pressing terminals are various in types, but have a common point, namely the base material of the cold pressing terminals is generally copper alloy and is easy to be plastically deformed. Therefore, the batch rapid processing of the cold-pressed terminal and the cable can be realized by utilizing the die, but the crimping of the cold-pressed terminal and the cable adopts a hand vice crimping mode at present. At present, the hand vice crimping is more suitable for the crimping of small-batch cold-pressed terminals and is not suitable for the crimping of large-batch cold-pressed terminals; and the pliers are not durable, and the vice jaw can not fold and damage because the coupling shaft wearing and tearing lead to, and when carrying out the crimping to the cold pressing terminal that has different types, need change the pliers, and is inefficient.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a terminal crimping device colds pressing with locate function. The upper jaw and the lower jaw of the device are aligned accurately and are convenient and quick to replace.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a cold-pressed terminal crimping device with a positioning function comprises an upper die structure and a lower die structure, wherein the upper die structure comprises an upper die plate, a sliding pressing plate, a guide positioning pin and a fastening screw; the upper surface of the upper template is provided with a die handle for connecting with a hand plate press, and the bottom of the upper template is provided with an upper jaw; the lower die structure comprises a lower die plate, a lower jaw is arranged at the top of the lower die plate, and the upper jaw is positioned right above the lower jaw and is opposite to the lower jaw;

grooves are formed in the bottom of the upper template and the top of the lower template, and the guide positioning pins penetrate through two opposite wall surfaces of the grooves; the sliding pressing plate is positioned in the groove, and a guide positioning hole corresponding to the guide positioning pin is formed in the sliding pressing plate; the sliding pressure plate can slide along the guide positioning pin; the fastening screw is in threaded connection with one wall surface of the groove, and a threaded end of the fastening screw penetrates into the groove and abuts against the sliding pressure plate; the upper jaw and the lower jaw are respectively positioned between the sliding pressure plate corresponding to the groove of the template and the other wall surface of the groove.

Further, the fastening screw is parallel to the guide positioning pin.

Furthermore, the guide positioning pins are cylindrical and are provided with at least two guide positioning pins.

Furthermore, the upper jaw and the lower jaw are provided with notches for penetrating through the corresponding guide positioning pins.

Furthermore, two sides of the upper jaw and the lower jaw are also provided with guide surfaces for secondary guide.

Furthermore, the tooth surfaces opposite to the upper jaw and the lower jaw are provided with pressing teeth with different widths for adapting to cold pressing terminals with different models.

The utility model adopts the beneficial effect that above-mentioned technical scheme produced lies in:

1. the utility model discloses can be through adopting force application equipment palm press, can be more laborsaving than the pincers.

2. The utility model discloses a keep silent and keep silent down in the design for sliding fit, can make keep silent and keep silent down and have the automatic positioning function, keep silent and keep silent the accuracy well down on guaranteeing, and reduce the required precision of adversary's board pressure equipment.

3. The utility model discloses a design hold-down mechanism, change and go up to keep silent and keep silent down, convenient and fast.

4. The utility model provides high crimping device's life.

Drawings

Fig. 1 is a schematic front structural view of an embodiment of the present invention;

FIG. 2 is a side semi-sectional view of FIG. 1;

fig. 3 is a corresponding structural schematic diagram of the upper and lower jaws of fig. 1.

In the figure: 1. the device comprises an upper template, 2, a sliding pressing plate, 3, a fastening screw, 4, a guide positioning pin, 5, a lower template, 6, a T-shaped bolt, 7, an upper jaw, 8 and a lower jaw.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and specific embodiments.

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive labor.

Referring to fig. 1 to 3, the present embodiment includes an upper mold plate 1, a sliding pressure plate 2, fastening screws 3, guide positioning pins 4, a lower mold plate 5, T-bolts 6, an upper jaw 7, and a lower jaw 8. The top of the upper template is provided with a template handle connected with a hand plate press, and a groove of the upper template forms a pressing mechanism by utilizing a fastening screw, a sliding pressing plate and a guide pin, so that the upper jaw is pressed conveniently and quickly; the bottom of the lower template is connected with small-sized hand plate pressure equipment through a T-shaped bolt, and the lower template also forms a pressing mechanism by utilizing a fastening screw, a sliding pressing plate and a guide pin, so that the lower jaw is pressed conveniently and quickly; the upper jaw and the lower jaw are accurately positioned through the guide surface.

Two guide holes are formed in the sliding guide plates of the upper die and the lower die, and the sliding guide plates can slide on the guide positioning pins. The upper die structure is characterized in that the sliding guide plate of the upper die structure is flush with the bottom surface of the upper die plate, and the sliding guide plate of the lower die structure is flush with the top surface of the lower die plate.

The guide positioning pin is in interference fit with the upper template and is in clearance fit with the sliding guide plate; the upper template is fixedly connected with a pressure head of the hand-held press through a die handle, and the lower template is fixedly connected with a base of the hand-held press through a T-shaped bolt.

The head of the fastening screw adopts a hexagonal shape around and a slot in the middle, so that the upper jaw and the lower jaw can be conveniently replaced by a wrench or a straight screwdriver.

The upper jaw is divided into an upper part and a lower part, and the upper part of the upper jaw is fixed with the upper template; the lower part is a working part, the middle part of the bottom surface is a molding part, and two side surfaces of the molding part are guide surfaces.

The lower jaw is divided into an upper part and a lower part, and the lower part of the lower jaw is fixed with the lower template; the upper part is a working part, the middle part of the top surface is a molding part, and the inner side surfaces of the protrusions on the two sides are guide surfaces. The upper jaw and the lower jaw are in sliding fit, and the starting end of the guide surface is provided with a fillet transition.

Claims

1. A cold-pressed terminal crimping device with a positioning function comprises an upper die structure and a lower die structure, and is characterized in that the upper die structure comprises an upper die plate, a sliding pressing plate, a guide positioning pin and a fastening screw; the upper surface of the upper template is provided with a die handle for connecting with a hand plate press, and the bottom of the upper template is provided with an upper jaw; the lower die structure comprises a lower die plate, a lower jaw is arranged at the top of the lower die plate, and the upper jaw is positioned right above the lower jaw and is opposite to the lower jaw;

2. A cold press terminal crimping device with a locating function according to claim 1, characterized in that the tightening screw is parallel to the guide dowel.

3. The cold-pressed terminal crimping device with the positioning function, as claimed in claim 1, wherein the guide positioning pins are cylindrical and at least two guide positioning pins are provided.

4. The cold-pressed terminal crimping device with the positioning function according to claim 3, wherein the upper jaw and the lower jaw are provided with notches for passing through the corresponding guide positioning pins.

5. The cold-pressed terminal crimping device with the positioning function, according to claim 1, wherein guide surfaces for secondary guiding are further arranged on two sides of the upper jaw and the lower jaw.

6. The cold-pressed terminal crimping device with the positioning function, as claimed in claim 1, wherein the tooth surfaces opposite to the upper jaw and the lower jaw are provided with pressing teeth with different widths for adapting to cold-pressed terminals with different models.