KR900000290B1 - Connector crimping tool - Google Patents

Abstract

The tool which manually crimps connectors (M,D) to connect cable (C) includes multi connector seats (3)(4) for seating the connectors and multi crimping part for crimping the connectors. The tool is designed to crimp contact, on which a connector is seated, with cable. The cable is to be inserted into the penetration hole which is formed in the lower part of the connector. The cimping part of the tool with having different module of connector seats is to crimp connectors.

Description

Connector Crimping Tool

1 is an overall perspective view of a first embodiment of a connector crimping tool according to the present invention.

2 is a partially cutaway front view of FIG.

3 is a cross-sectional view taken along the line III-III of FIG. 2 showing a state before crimping.

4 is an enlarged perspective view illustrating the holder, the crimping portion, and the stripping portion.

FIG. 5 is an enlarged cross-sectional view of a portion III-III of FIG. 2 showing the crimped state.

FIG. 6 is an enlarged cross-sectional view of a portion III-III corresponding to FIG. 2 showing the coating delivery state. FIG.

7 is a partially cutaway front view of a second embodiment of a connector crimping tool according to the present invention;

FIG. 8 is a partially cutaway side view of the portion VIII-VIII in FIG. 7 showing the crimped state; FIG.

9 is an enlarged perspective view illustrating the holder, the crimping portion, and the stripping portion.

Fig. 10 is a perspective view for explaining a holder, a crimping portion, and a sheath removing portion according to a third embodiment of a connector crimping tool applied to an open barrel crimp terminal as a connector;

Fig. 11 is a perspective view illustrating a holder, a crimping portion and a stripping portion of a fourth embodiment of a connector crimping tool applied to an open barrel type crimp terminal and a modular plug as a connector;

12 is a sectional view of a modular plug as a connector.

13 is a perspective view of main parts of an open barrel crimp terminal as a connector;

* Explanation of symbols for main parts of the drawings

1, 1 ': tool body 2: gripping piece

3, 4: connector housing 5, 5 ': holder

11 Base Block 12 Gripping Part (Handle)

53, 54, 94, 95: attachment type 62: fixed blade

64, 106, 107: moving blades 100, 115, 118: access blocks

C: Cable M, D: Connector

The present invention relates to a dedicated tool for connecting cable cords inserted into various connectors used when connecting telephones and electromagnetic streams.

Conventionally, this kind of connector includes, for example, a modular plug, an oven barrel crimp terminal, and the like, and they have various sizes depending on the diameter and the number of strands of the cable to be connected.

For example, the modular plug M shown in FIG. 12 has a covering restricting wall M3 inside the insertion hole M2 formed on one side of the spherical body M1, and further including a shim suitable for the core bow. A contact M5, in which the hole M4 communicates, and the blade M5 is attached to the other upper surface of the body M1. A plurality is arranged in the width direction.

In the drawing, the groove M7 is the contact M5... Pressing the core wire adjacent to the pressing groove (M5) is pressed to the outer shell and the blotting piece (M8) is supported by the thin portion extending from the groove (M5) pressing the outer shell.

In addition, the inclined piece (M11) of the protrusion (M10) protruding from the other side extends to the lower surface of the body (M1).

The present applicant has developed a crimping tool that provides a crimping tool for crimping the modular plug M, and furthermore, it is possible to simply correspond to various sizes of the modular plug.

The die plugging tool for modular plugs of Japanese Patent Application No. 59-63738 is configured so that dies can be replaced depending on the size.

As the connector, for example, the open barrel-type crimp terminal 0 as shown in FIG. 13 is composed of a coated barrel piece 01 and a core wire barrel piece 02.

Applicant also provided crimping tools for open barrel type crimp terminals, such as Japanese Laid-Open Nos. 58-182288, 59-5895, and 59-188525, Japan. Provided an appliance. However, each of the crimping tools is a tool dedicated to modular plugs or an open barrel, and there is a disadvantage in that they cannot be used in common. For example, it is pointed out that the die replacement work is complicated in the crimping tool of the modular plug.

In the crimping tool of the open barrel crimp terminal, the crimping part height was adjusted only, not the crimping part or the receiving water itself.

Therefore, the present invention has been further studied in view of the above fact, and provided with a plurality of crimping parts and a connector receiving water, which allows a plurality of crimps to be crimped simultaneously with one tool and a connector with different module dimensions as it is. It is the main purpose.

A feature of the connector crimping tool according to the present invention is that in the connector crimping tool equipped with a crimping portion for crimping a connector by connecting the cable by the opening / closing operation of the handle, a plurality of connector accommodating parts for accommodating the connector are installed at the same time. A plurality of crimping portions to be provided are also provided.

Insert the connector into either connector housing. If the dimensions of the plurality of connector accommodation portions are different, they are accommodated in the corresponding accommodation portions. The connector may be a modular plug with an open barrel type crimp terminal, or the cable cord may be accommodated in the connector housing with the cable cord pre-inserted in the connector. However, the cable cord may be inserted into the insertion hole after the housing.

Then, when the handle is operated, the crimp portion comes out to the connector receiving portion, presses in the connector, and the cable cord is connected to the connector.

In this case, a plurality of connectors may be accommodated in a plurality of connector accommodation water and crimped simultaneously.

1 to 8 show the first embodiment of the connector crimping tool according to the present invention, in which FIG. 1 is a whole perspective view, FIG. 2 is a partially cutaway front view, and FIG. 3 is a III-III of FIG. 4 is an enlarged perspective view illustrating the holder, the crimping portion, and the coating removing portion, FIG. 5 is an enlarged cross-sectional view of the cross section of FIG. 3, III-III showing the crimping state, and FIG. It is an expanded sectional view of the relevant part of the III-III line of FIG.

The figure shows the case where the crimping part for modular plugs with a different dimension is provided.

The tool body 1 is composed of a base block 11 and a handle, and the handle is composed of a gripping piece 2 rotatably mounted to the gripping portion 12 of the base block 11. The tool body 1 is provided with the connector receiving portions 3 and 4, which receive the connector in the base block 11, and is mounted on the connector receiving portions 3 and 4 to press the modular plug M as a connector. There are crimping parts 7 and 7 to be cut. In addition, the tool body (1) is built in the base block (11) and is attached to the holder (5) which slides when opening and closing the handle and the holder (5) to cover the cable sheath cut when the holder (5) is sliding The removal part 6 may be provided.

In detail, the base block 11 is rectangular in shape, and the handle piece 2 is axially fixed to the shaft piece 13 below the base block 11.

That is, the long groove 14 is formed in the gripping portion 12, and the long groove 14 has a spring 15 for detecting the holder 5 at the same time the gripping piece 2 enters during operation. The gripping piece 2 holds one end of the link plates 22 and 22 with the shaft 23 in the yawing grooves 21 and 21 on both upper sides thereof, and the other end with the shaft piece 13 to the base block 11. The guide wheel 25 is inserted into the recess groove 24 of the tip end so that the guide wheel 25 can be rotated between the holder 5.

The gripping piece 2 is further provided with a hole 26 into which the spring 15 can enter the outer side of the guide wheel 25. In addition, a long hole 15 'is protruded toward the distal end of the base block 11 above the long groove 14.

The long hole 15 'is built in the holder 5 so as to be slidable, and interlocks with the connector accommodating parts 3 and 4, and also communicates with the see-through holes 17 and 18 of the front end face.

The connector accommodating parts 3 and 4 cut one side of the front end side of the base block 11 horizontally (side by side) in the width direction, and connect four, six, and eight strands of a connector for a known converter. It is suitable for the number of holes and suitable for the dimensions of each connector.

That is, each of the receiving portions 3 and 4 is provided with the respective contours, and the allowable grooves 31 and 41 of the contact M5 and the supporting portions 32 and 42 of the body M1 and the inclined pieces M11 above them. The insertion holes 34 and 44 of the protrusion M10 are formed to include the allowable portions 33 and 43 of the penetrating portion and penetrate deeper than these. Moreover, on the upper surface of the said accommodating part 3, 4, the wide groove | channel 35 which follows these is provided. In addition, the holder 5 has a rectangular shape as shown in FIG. 4, and the groove 52 is formed at the lower half of the lower half while the shaft piece 13 is inserted into the long hole 51 at the center of the lower half thereof so as to move up and down. The guide wheel 25 described above is inserted into the groove 52, and thus a link mechanism is formed between the handles.

In the upper half of the holder 5, the cover removing portions 6 are provided in the mold portions 61 and 61 of the thickness portions on both sides thereof. The stripping part 6 includes a fixed blade 62 fixed to the upper part of the mold part 61 with screws 63 and 63 and a ring 65 and 65 inserted into the holder 5 at the lower part of the mold part 61. It consists of a moving blade 64 fixed with screws 66 and 66. Between the rings 65 and 65, the spacer 67 extends upward from the center of the lower side of the mold 61.

In the pressing direction of the holder 5, the attaching pieces 53 and 54 protrude, respectively, and the pressing dice forming the pressing parts 7 and 8 are attached to the attaching pieces 53 and 54, respectively. The pins 55 and 58 are attached to the crimping dice 7 and 8 with the attachment pieces 53 and 54 fitted in the recessed portions 71 and 81. The contact indentation protrusions 72, 82, ... are provided on the pressing dies 7 and 8 side by side in the width direction and slightly larger than the cross section of the connector M5.

The action by the above configuration will be described first from the case of pressing.

end. The modular plug M is mounted on either of the connector housing portions 3, 4 according to the modular dimensions. At the time of mounting, the body M1 is supported, for example, by the body support part 32 of the connector accommodating part 3, while the protrusions M10 and the inclined piece M11 are provided with the protrusion allowance hole 34 and the inclined piece allowable hole ( It is precisely positioned as it is allowed to be inserted.

In this state, the core wire of the cable C is inserted into the insertion hole M2, and it puts in each core wire hole M4 .... At this time, the cable C may be inserted in advance, and then the body M1 may be set.

I. Next, when the handle portion 12 and the handle piece 2 are held, the holder 5 is pushed up to protrude into the connector receiving portion 3 as shown in FIG. At this time, the core wire pressing projection 72 first enters into the core wire pressing groove M7 and then presses the shell pressing projection 73 against the shell pressing piece M8. Then, the contact indentation protrusions 74,... Touch each contact M5... And press each of them, so that the blades M6.

All. After connection, the handle 12 and the handle piece 2 are placed, so the crimping die 7 is lowered, and the cable C is pulled out to take out the body M1. Next, the case of removing the coating will be described.

la. The cable tip is placed on the stripping portion 6 in the open position of FIGS. 2 and 3. The covering removal part 6 may be put in either one surface or the other surface.

hemp. Holding the handle 12 and the handle piece 2 is held by the spring 15, the holder 5 is pushed up through the guide wheel 25. As shown in FIG. 6, the moving blade 64 coincides with the fixed blade 62 at the position where the holder 5 is in contact with the elongated hole 51 on the shaft piece 13, thereby becoming a cutting position. If the cable C is pulled out after cutting, the outer skin layer C1 is removed. At this time, the cut outer layer (C1) is left inside the moving blade (64).

bar. After removal, the handle portion 12 and the handle piece 2 are placed and the moving blade 64 retracts the open position along the spring 15. In this case, since the spacer 67 moves forward relatively, the outer cover layer C1 protrudes more than the blade edge of the moving blade 64 in the fully open position as shown in FIG. Therefore, the outer skin layer C1 is discharged from the inside of the coating removing unit 6 to the outside. According to the above embodiment, the following effects are obtained.

end. A plurality of connector receiving portions 3 and 4 are formed to cope with module change of the connector. In other words, even in the case of connectors having different module dimensions, any one of the connector accommodating portion 3 or 4 can be crimped without changing the die. Of course, other connectors can be crimped at the same time.

I. Since the spacer 67 is provided on the stripping portion 6 to protrude from the blade end surface in the open position, the cover scraping can be prevented from being clogged, thereby improving work efficiency.

All. Since the stripping portions 8 and 6 are formed on both sides of the tool body 1, the stripping operation can be performed regardless of the holding state of the tool body 1, thereby providing a tool having excellent stripping workability. .

7 to 9 show a second embodiment of the connector crimping tool according to the present invention. FIG. 7 is a front view of the same part cutout, and FIG. 8 shows a partial cutaway of the part of the line VIII-VIII of FIG. Side view, FIG. 9 is an enlarged perspective view illustrating the holder, the crimping portion, and the coating removing portion, and the same reference numerals as in FIGS.

The tool body 1 'can be assembled with screws 93 or the like in the assembly blocks 91 and 92 and correspondingly change the attachment structure of the crimping die to the holder 5' and the sheath removal portion.

That is, the pins 96 and 97 protrude from the attachment pieces 94 and 95 of the holder 5 'and the attachment holes 98 and 99 of the crimping dies 7' and 8 'into these pins 96 and 97. ) On both sides. At this time, the compression dies 7 'and 8' are divided into blocks having contact indentation protrusions 72 and 82 and outer shell pressing protrusions 74 and 84. It is long and thin. In addition, the acquisition block 100 is disposed above the crimping die.

The acquisition block 100 is composed of grooves 101 and 102 having substantially the same width as the body supports 32 and 42 of the connector M, and the connector receiving portion is formed in the grooves 101 and 102. In addition, the mounting bases 103 and 104 are integrally protruded from both sides of the holder 5 ', and the moving blades 106 and 107 are screwed to the screw holes 105 with screws 108. At this time, the blade shape can be changed according to the moving blades 106 and 107 in accordance with a circular or straight cable, and correspondingly, as shown in FIG. Can be.

Moreover, the semicircular protrusion 109 protrudes behind the lower half part of the holder 5 ', and it is comprised so that up-and-down sliding is possible, as this protrusion 109 contacts the groove | channel 24 of the handle piece 2. As shown in FIG. The fixed blades 62 and 62 are fixed inside the assembly blocks 91 and 92.

According to the above embodiment, the following effects are obtained.

end. Simply insert the crimping dies 7 'and 8' into the attachment pieces 94 and 95 of the holder 5 'and fix the moving blades 106 and 107 to the mounts 103 and 104 with screws. 92), a very easy tool can be assembled. Since the compressive strength of the assembly blocks 91 and 92 can be reinforced by the acquisition block 100, the tool body can be molded from the resin in the crimping tool.

I. In particular, there is an advantage that can be used to distinguish the stripping portion (6,6) as a circular cable and a flat cable.

FIG. 10 is a perspective view illustrating a holder, a crimping portion and a cover removing portion according to a third embodiment of a connector crimping tool applied to an open barrel crimp terminal as a connector.

In the drawing, numerals 111-114 denote angular pressing dies that form a crimping portion, and are divided into dies for die-clad barrel-coated barrel pieces 111 and 113 and dies for core wire barrel pieces 112 and 114, and are formed by the thickness of the attachment pieces 94 and 95. The press part was formed in the mold | die. On the other hand, the acquisition block 115 has curved grooves 116 and 117 formed in size to correspond to the compression of the barrel piece and forms a connector accommodating portion in the curved grooves 116 and 117.

According to the above embodiment, since the core barrel barrel piece (0, 2) is crimped on the core barrel barrel piece die 112 or 114 in the coated barrel piece dies 111 or 113, respectively, It can correspond to the branch size. In this case, by changing only the pressing dies 111-114 and the access block 115, it is possible to provide a pressing tool for the open barrel, and the pressing tool for the modular plug can be used in common with the strength of the tool body.

FIG. 11 is a perspective view illustrating a holder, a crimping portion, and a cover removing portion according to a fourth embodiment of a connector crimping tool applied to an open barrel crimp terminal and a modular plug as a connector.

The muffler plug crimping dies 7 'and 7' and the open barrel crimping dies 111 and 112 are attached to the attachment pieces 94 and 95 of the holder 5 ', respectively.

Correspondingly, the inlet block 118 is provided with a groove 101 and a curved groove 116, respectively.

According to the above example, the size of the connector having the most frequent size may be used, and the modular plug M and the open-barrel-type crimp terminal 0 can be crimped at the same time with one tool, so that these connectors are used simultaneously. It is very convenient at the point.

In each of the above embodiments, the crimping portions 7, 8, 7 ′, 8 ′, 111, 112, 113, and 114 are shown in two sizes, but three or more may be the same size, the same size, or may be arbitrary.

The shape of the frame forming the handle, the structure of the base block 11, and the like can be changed as necessary. In addition, although the hole-shaped thing is shown as the connector accommodating parts 3 and 4, it is good also as a accommodating structure which supports a connector only when crimping | bonding.

As described above, according to the present invention, a plurality of connector accommodation portions are formed, so that the size of the connector can be changed.

In other words, even connectors having different dimensions can be crimped by selecting any connector accommodating portion without changing the dies. Of course, multiple connectors may be crimped at the same time.

Claims (3)

A connector crimping tool provided with a crimping portion for crimping a connector to connect a cable by opening / closing a handle, wherein a plurality of connector accommodating portions for accommodating the connector are provided in the tool body, and a plurality of crimping portions corresponding thereto are provided. Connector crimping tool. The connector according to claim 1, wherein the connector is formed by pressing the contact into a contact implanted in the bottom of the body, an insertion hole formed on the other side of the body below the contact, and a cable core wire to be inserted into the insertion hole. A connector crimping tool, characterized in that the module dimensions are different from that of the crimping portion. The connector crimping tool according to claim 1, wherein the connector is formed of a coated barrel piece and a core wire barrel piece, and the dimensions of each connector receiving portion and each crimping portion are different from each other.

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