CN100438231C

CN100438231C - Hand crimp connecting tool

Info

Publication number: CN100438231C
Application number: CNB2004101048485A
Authority: CN
Inventors: 中茂
Original assignee: Tyco Electronics AMP KK
Current assignee: TE Connectivity Corp
Priority date: 2003-12-25
Filing date: 2004-12-24
Publication date: 2008-11-26
Anticipated expiration: 2024-12-24
Also published as: CN1638211A; JP2005190829A

Abstract

The invention provides a manual crimping tool which has a crimper and an anvil and crimps a crimp style terminal arranged between these crimper and anvil and which can crimp even the crimp style terminal having only crimping part by controlling the posture of the crimp style terminal until completion of crimping. The manual crimping tool is equipped with a first jaw 10 having a crimper 11 and a second jaw 20 having the anvil 21, handles 31, 32 for crimping the crimp style terminal arranged between the crimper 11 and the anvil 21, and a slider 90 fitted to the second jaw 20 capable of sliding and supporting the crimp style terminal. The slider 90 has a base part 91 which slides along the side face 20a of the second jaw 20 and a pair of terminal support members 92 which are linked integrally with the base part 91 and support the crimp style terminal by being arranged on both sides of the anvil 21, and is urged by a spring toward the first jaw 10 by a spring member 100 fixed to the second jaw 20.

Description

Hand crimp connecting tool

Technical field

The present invention relates to hand crimp connecting tool, this hand crimp connecting tool has flanging part and anvil block, and the crimp type terminal that is configured between this flanging part and the anvil block is carried out crimping.

Background technology

, use and the heart yearn crimping mutually of electric wire, the crimp type terminal of connection, though also have automation as the device that is used for this crimp type terminal of crimping, also use for example is used for the hand crimp connecting tool of field operation etc. in the past.

Hand crimp connecting tool constitutes: between included flanging part of this hand crimp connecting tool and anvil block, dispose crimp type terminal, by lever operated between flanging part and anvil block this crimp type terminal of clamping carry out crimping.

At this, when using hand crimp connecting tool crimping crimp type terminal,, before finishing, crimping must keep correct posture in case the crimp type terminal that configuration is finished is not removable before crimping.

In patent documentation 1, the hand crimp connecting tool of studying for the crimp type terminal that has disposed is moved is disclosed.That is, in this patent documentation 1, the hand crimp connecting tool that has with lower member being disclosed: has the 1st chela of flanging part and have the 2nd chela of anvil block; Handle, this handle be by making the 1st and the 2nd chela and relatively rotate and make flanging part and anvil block relatively approaching along arc orbit, thereby the crimp type terminal that is disposed between flanging part and the anvil block is carried out crimping; Can be slidably mounted on the slide block of the supporting crimp type terminal on the 2nd chela.

At this, this patent documentation 1 disclosed crimping tool, owing to be to support by push the crimp type terminal that has disposed downwards from the top, so can not support the portion that is crimped of the crimp type terminal that has disposed and the pressure contact portion of anvil block clamping, from this pressure contact portion from part become the structure that is used to support connecting portion, aforementioned connecting portion is the crimp type terminal after this crimping for example is connected in being electrically connected on the part of other and forms.

Patent documentation 1 real fair 6-41353 communique

At this, also existing in crimp type terminal only is to be crimped portion and anvil block clamping and the crimp type terminal that carries out the pressure contact portion of crimping, and crimping, connection etc. are purpose each other with the front end of for example heart yearn of 2 wires for they.But, patent documentation 1 disclosed hand crimp connecting tool as mentioned above because can not support the pressure contact portion of crimp type terminal but supporting from the outstanding part of its pressure contact portion, so have the problem that can not carry out crimping with the state of the crimp type terminal that only supports pressure contact portion.

Summary of the invention

The present invention proposes in view of above situation, and its purpose is to provide a kind of hand crimp connecting tool, even the crimp type terminal of pressure contact portion is only arranged, carries out crimping while also can get at the posture of controlling this crimp type terminal till crimping is finished.

Realize the manual compression instrument of the present invention of above purpose, comprising: have the 1st chela of flanging part and have the 2nd chela of anvil block; Thereby, the 1st and the 2nd chela make flanging part and anvil block along the relatively approaching handle that the crimp type terminal that is disposed between flanging part and the anvil block is carried out crimping of arc orbit by relatively being rotated; Be slidably mounted in the slide block of the supporting crimp type terminal on the 2nd chela, it is characterized in that, above-mentioned slide block has: along the base portion of the side slip of the 2nd chela; Be linked to this base portion integratedly and be disposed at the both sides of anvil block, the pair of terminal supporting slice of supporting crimp type terminal; To the 1st chela elastic force-applying, this hand crimp connecting tool also has limiting part by spring members, and this limiting part is supported on above-mentioned the 1st chela with axle, and has the slotted hole of the sliding scale that is used to limit aforementioned slide block.

At this, preferably, in the hand crimp connecting tool of the invention described above, above-mentioned 1 pair terminal supporting slice has sloping bearing surface, this sloping bearing surface is corresponding with the outer surface of 1 pair of compressing piece of the pressure contact portion that constitutes crimp type terminal, and aforementioned 1 pair of compressing piece extends obliquely to deviating from direction mutually.

In addition, preferably, in the hand crimp connecting tool of the invention described above, also have limiting part, this limiting part is supported on above-mentioned the 1st chela with axle, and has the slotted hole of the sliding scale of the above-mentioned slide block of restriction.

According to hand crimp connecting tool of the present invention, because the terminal supporting slice is disposed at the both sides of anvil block, so directly support the pressure contact portion of crimp type terminal.In addition, slide block with this terminal supporting slice is to the 1st chela elastic force-applying, owing to this slide block is overcome elastic force-applying ground and keeps out of the way to the direction of leaving from the 1st chela along with suppressing, so on one side can control the posture of crimp type terminal till finishing to crimping, Yi Bian carry out crimping.

At this, above-mentioned pair of terminal supporting slice under situation about having with the corresponding sloping bearing surface of outer surface of 1 pair of compressing piece, can stably support the pressure contact portion of crimp type terminal, and aforementioned a pair of compressing piece is used to constitute the pressure contact portion of crimp type terminal.

In addition, under situation, can irrespectively limit the sliding scale of slide block with the circular motion of flanging part and anvil block with above-mentioned limiting part.

Description of drawings

Fig. 1 is the overall structure figure of hand crimp connecting tool of the present invention.

Fig. 2 is the enlarged front view of the 1st and the 2nd chela part of closed condition.

Fig. 3 is the enlarged front view of the 1st and the 2nd chela part of open mode.

Fig. 4 is the part assembly drawing of constitutional detail of the hand crimp connecting tool of presentation graphs 1～shown in Figure 3.

Fig. 5 is the enlarged drawing that the crimp type terminal of pressure contact portion is only arranged.

Fig. 6 is the enlarged drawing of the slide block that adopted in the hand crimp connecting tool of Fig. 1～shown in Figure 4.

Embodiment

Below, embodiments of the present invention are described.

Fig. 1 is the overall structure figure of hand crimp connecting tool of the present invention.In this Fig. 1, Fig. 1 (A) is a front view, and Fig. 1 (B) is an end view, and Fig. 1 (C) is a vertical view.In addition, Fig. 1 (D) is the front view that flanging part and anvil block state are opened in expression.

In addition, Fig. 2 is the enlarged front view of the 1st and the 2nd chela part of closed condition.Fig. 3 is the enlarged front view of the 1st and the 2nd chela part of open mode.

In addition, Fig. 4 is the part assembly drawing of constitutional detail of the hand crimp connecting tool of presentation graphs 1～shown in Figure 3.Fig. 5 is the enlarged drawing that the crimp type terminal of pressure contact portion is only arranged.Fig. 6 is the enlarged drawing of the slide block that adopted in the hand crimp connecting tool of Fig. 1～shown in Figure 4.

The hand crimp connecting tool of present embodiment even the crimp type terminal of shape shown in Figure 5 promptly, only has the crimp type terminal of pressure contact portion, also can support this crimp type terminal reliably, controls the posture of this crimp type terminal Yi Bian can get at till crimping is finished, Yi Bian carry out crimping.

At this, at first, crimp type terminal shown in Figure 5 is described.

Fig. 5 (A), (B) are end view and the front views that the crimp type terminal of pressure contact portion is only arranged.

This crimp type terminal 200 is only to constitute by the pressure contact portion 210 by flanging part 11 and anvil block 21 clampings and crimping, aforementioned flanging part 11 is arranged at the 1st chela 10 of the hand crimp connecting tool 1 that is used for pie graph 1～shown in Figure 4, and aforementioned pressure contact portion 21 is arranged on the 2nd chela 20.This crimp type terminal 200, that is, and a pair of compressing piece 212 that pressure contact portion 210 has bottom 211 and erects from the both sides of this bottom 211.This a pair of compressing piece 212, the direction that 211 two side direction deviate from mutually from the bottom is expanded obliquely, and the outer surface 212a of this a pair of compressing piece 212 also is along with the inclined-plane of expansion before upward and then laterally.

When on the hand crimp connecting tool 1 that this crimp type terminal 200 is configured in Fig. 1～shown in Figure 4 and when carrying out crimping, the bottom 211 of this crimp type terminal 200 is configured with the form on the anvil block 21 that is arranged on the 2nd chela 20, and crimping is carried out in bending to the inside to 1 pair of compressing piece 212 by being arranged at the flanging part 11 on the 1st chela 10.

Below, mainly will be on one side with reference to Fig. 4, on one side the structure of the hand crimp connecting tool of present embodiment is described.

Being provided with on the 1st chela 10 of flanging part 11, be provided with porose 12.In this hole 12, be inserted with double pointed nail 115.This double pointed nail 115, the Screw 123 that screws in by screw hole 13 and being fixed in the 1st chela 10 with the outstanding state of one end 115a from the top.One end 115a of this double pointed nail 115 inserts and the hole 41 by limiting part 40, and limiting part 40 rotates freely by this double pointed nail 115 and to be supported.Be formed with slotted hole 42 in the bottom of this limiting part 40.This slotted hole 42 is used to limit the sliding scale of slide block 90.The details of this part will be narrated in the back.

In addition, pivot pin 114 is configured with the form of 22 liang of sides of semicircular recess of the top of the semicircular recess 14 of the bottom that embeds the 1st chela 10 and the 2nd chela 20.The 1st chela 10 and the 2nd chela 20, with this pivot pin 114 is pivot, relatively move, and make flanging part 11 relatively contact, separate along arc orbit with anvil block 21 at Fig. 1 (A) and the state that closes shown in Figure 2 and Fig. 1 (D) and shown in Figure 3 opening between the state.

In addition, on the through hole 15 of the 1st chela 10, insert and be connected with backing pin 112, when its slotting leading to, backing pin 112 is inserted to feed in the hole 61 that is arranged on the link 60, and then, insert the through hole 15 that leads in the hole 71 that is arranged on the cover plate 70 and insert logical the 1st chela, then, insert in the hole 51 that is arranged on another link 50.The two ends of this backing pin 112 are by 2 E rings 119,120, so that the form that slotting logical parts can not be extracted is carried out stop.At this, though push by cover plate 70 side of the 1st chela 10,, before this, double pointed nail 115 is inserted and the state in hole 41 by limiting part 40 under configurable limit parts 40, and with its with the 1st chela 10 between clip limiting part 40 form dispose cover plate 70.

In addition, about the 2nd chela 20, as described later, behind configuration slide block 90, limiting part 40, spring members 100, and the 2nd chela 20 between clipping the form configuration cover plate 80 of these parts, and carry out stop by backing pin 113.Promptly, this latch 113, insert and by being arranged at the hole 62 on the link 60, then insert and by being arranged at the hole 81 on the cover plate 80, be inserted through the through hole 23 that is arranged on the 2nd chela 10 then, and then, insert the hole 52 that is arranged on another link 50, and make two ends stop by E ring 121,122.So, the 1st chela 10 and the 2nd chela 20, by 50,60 and 2 backing pins 112,113 of 2 links, can be not that relative rotatablely moving carried out at the center with pivot pin 114 discretely mutually, as previously mentioned, anvil block 21 and flanging part 11 are moved along arc orbit at Fig. 1 (A) and the state that closes shown in Figure 2 and Fig. 1 (D) and shown in Figure 3 closing between the state.

Then, the supporting device that is arranged at the crimp type terminal 200 (with reference to Fig. 5) on the anvil block 21 is described.

As shown in Figure 4, on this hand crimp connecting tool 1, be provided with slide block 90.Fig. 6 is the enlarged drawing of this slide block 90, and Fig. 6 (A) is an end view, and Fig. 6 (B) is a front view.

This slide block 90 is made of

base portion

91 and 1 pair of terminal supporting slice 92 being linked to integratedly on this base portion 91.

Base portion 91 is provided with hole 93, on this hole 93, has been pressed into joint pin 111.This joint pin 111, two side-prominent from its base portion 91 under the state that is pressed into this hole 93, joint pin 111 enter into the slotted hole 24 of the 2nd chela 20 to the 2nd chela 20 1 side-prominent head 111a from base portion 91, the leading section 111b of the perforation base portion 91 of joint pin 111 enters into the slotted hole 42 of limiting part 40.The base portion 91 of slide block 90 under the state of the slotted hole 42 of slotted hole 24 that the head 111a and the leading section 111b of joint pin 111 enter the 2nd chela 20 respectively and limiting part 40, contacts with the side 20a of the 2nd chela 20, under this state, slides on the 20a of this side.Limiting part 40, insert under the state of double pointed nail 115 in the hole 41 in the top, contact and slide with the side 10a of the 1st chela 10, and the side 20b that inserts in the slotted hole 42 of its underpart under the state of leading section 111b of joint pin 111 with the 2nd chela 20 slides in contact.And then at this moment, cover plate 70 contacts with the side 10b of the 1st chela 10, and another cover plate 80 contacts with the side 20c of the 2nd chela 20.

In addition, be formed with terminal supporting slice configured slot 25 in the both sides of the anvil block 21 of the 2nd chela 20, the pair of terminal supporting slice 92 of slide block 90 is configured with the form of the terminal supporting slice configured slot 25 of the both sides of the anvil block 21 that embeds the 2nd chela 20.When the bottom 211 of inciting somebody to action crimp type terminal 200 as shown in Figure 5 was configured on the anvil block 21, the pair of terminal supporting slice 92 that constitutes this slide block 90 had been the parts from the effect of a pair of compressing piece 212 of this crimp type terminal 200 of two-side supporting.In the inboard of this pair of terminal supporting slice 212, as shown in Figure 6, be provided with sloping bearing surface 94, stably supporting crimp type terminal 200, aforementioned sloping bearing surface 94 is corresponding with the outer surface of the compressing piece 212 that extends obliquely of crimp type terminal 200 shown in Figure 5.

In addition, as shown in Figure 4, also be provided with porosely 26 on the 2nd chela 20, dowel pin 116 is pressed in this hole 26 under the outstanding state of its leading section 116a, and its leading section 116a fastens with the bend 102 that is arranged at the centre of spring members 100.This spring members 100, because an end 101 is sticked in backing pin 117, and bend 102 is sticked in dowel pin 116, so limit its moving downwards, but the effect end 103 of this spring members 100 and the lower surface butt of the base portion 91 of slide block 90, and pushed downwards and be in the state of strain, slide block 90 is in by this spring members 100 to the state of the 1st chela 10 elastic force-applyings.

Include the 1st chela 10 of this hand crimp connecting tool 1 and the head of the 2nd chela 20 and assemble as described above, and be installed on 1 pair of handle 31,32.When this 1 couple's

handle

31,32 is installed, dispose the 2nd chela 20 with the form that between 2 holes 321,322 on the handle 32 that is arranged at downside, is communicated with the hole 27 of the 2nd chela 20, and in each hole 321,27,322, insert logical backing pin 117 respectively, and dispose the 1st chela 10 with the form in the hole 16 that between 2 holes 311,312 on the handle 31 that is arranged at upside, is communicated with the 1st chela 10, in these holes 311,16,312, insert logical backing pin 118.The handle 31 of upside and the handle of downside 32 rotation installation freely mutually by pivot 33.

Fig. 1～Fig. 3 is the figure that represents the hand crimp connecting tool assembled in this wise.

Under the state that flanging part and anvil block are opened, as Fig. 1 (D) and shown in Figure 3, slide block 90 is suppressed by spring members 100, the pair of terminal supporting slice 92 of slide block 90 is in the state more outstanding than the upper surface of anvil block 21, crimp type terminal 200 shown in Figure 5 is configured on the anvil block 21 with correct posture.

If at mutual approaching

direction operating grip

31,32, the pair of terminal supporting slice 92 of slide block 90 then correspondence the carrying out of crimping, two side portions at the flanging part 11 of the 1st chela 10, overcome the elastic force-applying of spring members 100 and be pressed, final, become Fig. 1 (A) and state shown in Figure 2.So, Yi Bian this slide block 90 is in the posture that keeps this crimp type terminal 200 till the terminal stage of crimping, Yi Bian leave from crimp type terminal 200 to the carrying out of corresponding crimping for fear of hindering crimping.

The last position and the upper/lower positions of this slide block 90 are as Fig. 1 (A) and Fig. 2, Fig. 1 (D) and Fig. 3

Shown in, by being arranged at the slotted hole 24 on the 1st chela 10 and being arranged at the slotted hole 42 on the limiting part 40 and the engaging that is pressed into slide block 90 and embeds the joint pin 111 of these two slotted

holes

24,42 limits.

According to the hand crimp connecting tool 1 of present embodiment, as shown in Figure 5,, therefore can carry out crimping reliably, and have good crimping operation even only the crimp type terminal 200 that is made of pressure contact portion 210 also can support with correct posture.

In addition, at this, though the situation of the crimp type terminal 200 that crimping only is made of pressure contact portion 210 is illustrated,, also can similarly support and carry out reliable crimping for crimp type terminal with the part beyond the pressure contact portion according to the hand crimp connecting tool 1 of present embodiment.

Claims

1. hand crimp connecting tool comprises: have the 1st chela of flanging part and have the 2nd chela of anvil block; Thereby, the aforementioned the 1st and the 2nd chela make aforementioned flanging part and anvil block along the relatively approaching handle that the crimp type terminal that is disposed between aforementioned flanging part and the aforementioned anvil block is carried out crimping of arc orbit by relatively being rotated; Be slidably mounted in the slide block of the supporting crimp type terminal on aforementioned the 2nd chela,

It is characterized in that aforementioned slide block has: along the base portion of the side slip of aforementioned the 2nd chela; 1 pair of terminal supporting slice of crimp type terminal is supported in the both sides that be linked to this base portion integratedly, are disposed at aforementioned anvil block; Aforementioned slide block by spring members to aforementioned the 1st chela elastic force-applying,

This hand crimp connecting tool also has limiting part, and this limiting part is supported on above-mentioned the 1st chela with axle, and has the slotted hole of the sliding scale that is used to limit aforementioned slide block.

2. hand crimp connecting tool as claimed in claim 1, it is characterized in that, aforementioned 1 pair terminal supporting slice has sloping bearing surface, and this sloping bearing surface is corresponding with the outer surface of 1 pair of compressing piece of the pressure contact portion that constitutes crimp type terminal, and aforementioned a pair of compressing piece extends obliquely to deviating from direction mutually.