JP2002343529A - Cutting.caulking device for laterally jointed terminal - Google Patents

Abstract

PROBLEM TO BE SOLVED: To improve a workability of a device which caulks a core wire barrel of a terminal, obtained by disjoining laterally jointed terminals, to a central conductor of a coaxial cable, and to stabilize the quality of the coaxial cable after caulking. SOLUTION: By constructing a device comprising a terminal conveying means (55), a terminal cutting means (110) disjoining individual terminals from laterally jointed terminals sent from the terminal conveying machine (55), a terminal caulking means (150) caulking a barrel of the disjoined terminals to a central conductor of a coaxial cable by press work, and a terminal transfer means (200) transferring the disjoined terminals to the terminal caulking means (150), the workability of cutting and caulking terminal is improved. The stabilization of the quality of the coaxial cable after caulking is schemed by the process that the terminal transfer means (200) holds the electric contact part and transfers it to the terminal caulking means (150). For example, a coaxial cable, to which, a connector having a high frequency property corresponding to 6 GHz is processed, is obtained.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an apparatus for separating individual terminals from a horizontal chain terminal and caulking the terminals to a central conductor of a coaxial cable.

For example, a connecting piece 14 of a horizontal chain terminal 10 as shown in FIG.
And disconnect the semi-closed barrel 12 of this terminal 11
To the center conductor 21 of the coaxial cable 20 as shown in FIG.
The present invention relates to an apparatus for processing into a connection state as shown in FIG. The connection state shown in FIG. 14 means that the gap Z formed between the dielectric 22 of the coaxial cable 20 and the semi-closed barrel 12 of the terminal 11 is as close to zero as possible, and the sectional shape of the center conductor 21 after crimping. Refers to a connection state that retains the original shape (circular in the figure) as shown in FIG. 15 and satisfies strict design requirements such as ensuring characteristics as a 6 GHz compatible product, It is intended to make it available for use as a collection system). In FIG. 12, 1
3 is a carrier, 15 is an electrical contact portion, 16 is a feed hole, and the tip of the electrical contact portion 15 is formed in a bifurcated shape as shown in FIG. (Mold terminal). In FIG. 13, 22 is a dielectric, 23 is an outer conductor, and 24 is an outer skin. D1 is the outer diameter of the center conductor 21 (for example, 0.96 mm), D2 is the outer diameter of the dielectric 22 (for example, 2.7 mm), and D3 is the outer diameter of the outer conductor 23 (for example, 3.0 mm).
2 mm), D4 is the outer diameter of the outer skin 24 (for example, 3.8 mm)
Is shown.

[0003]

2. Description of the Related Art In conventional cutting and crimping, in order to satisfy the above-mentioned strict design requirements, individual terminals 11 are separated from a horizontal chain-like terminal 10 in a pre-process, and this terminal 1
1 was conveyed to a caulking device, and the center conductor 21 of the coaxial cable 20 was manually inserted into the semi-closed barrel 12 of the terminal 11 before caulking.

[0004]

However, in the conventional method as described above, in addition to the caulking device, the horizontal chain-like terminal 1 is used.
Equipment for cutting the individual terminals 11 from 0 and terminal 1
Since a device for holding 1 and transporting it to the caulking device is required, there is a problem that a plurality of devices are required and workability is poor. Further, since the cutting position is not stable because the terminal 11 is separated from the horizontal chain-shaped terminal 10, the quality is not stable.

On the other hand, a general-purpose cutting and crimping device that does not need to satisfy the strict design requirements as described above is known to perform cutting and crimping with a single device.
, And there is a problem that it is difficult to keep the cross-sectional shape of the central conductor 21 of the coaxial cable 20 after caulking in a substantially original shape. For example, a terminal 26 having an open barrel 25 as shown in FIG.
Terminal 27 having closed barrel 27 as shown in FIG.
In this case, it is difficult to make the gap Z after caulking with the coaxial cable 20 as close to zero as possible, and the cross-sectional shape of the center conductor 21 after caulking is the original shape (see FIGS. 18A and 18B). (Circular).

SUMMARY OF THE INVENTION The present invention has been made in view of the above-described problems, and means for cutting a terminal, crimping a terminal, feeding a terminal, and transporting a terminal are provided in the same apparatus to improve workability. An object of the present invention is to provide a device for cutting and crimping a horizontal chain-shaped terminal which can stabilize the quality of a coaxial cable after crimping.

[0007]

According to a first aspect of the present invention, there is provided an apparatus for cutting and crimping a horizontal chain terminal, comprising a plurality of terminals (11) connected to one side of a carrier (13). Terminal cutting means (110) for separating the individual terminals (11) from the terminal (10), and a core barrel (12) of the terminal (11) separated by the terminal cutting means (110) is pressed to form a coaxial cable (12). 20) A terminal crimping means (150) for crimping the center conductor (21), and the horizontal chain-shaped terminals (10) are connected to the front terminals at a constant pitch interval in conjunction with the press working of the terminal crimping means (150). Cutting means (11
0) and a terminal which is reciprocally provided between the terminal cutting means (110) and the terminal crimping means (150), and is cut by the terminal cutting means (110). (11) A terminal conveying means (200) for holding the electric contact portion (15) and conveying the electric contact portion (15) to the terminal crimping means (150).

In such a configuration, the terminal cutting means (110), the terminal caulking means (150), the terminal feeding means (55) and the terminal conveying means (200) are provided in the same apparatus, so that workability is improved. Can be. Further, the terminal conveying means (200) holds the electric contact portion (15) of the terminal (11) cut by the terminal cutting means (110) and conveys it to the terminal crimping means (150). The quality of the coaxial cable can be stabilized. For example, 6G
High frequency characteristics as a product corresponding to Hz can be secured.

According to a second aspect of the present invention, in the first aspect, the terminal crimping means (150) and the terminal feeding means (5) are provided.
In order to simplify the configuration of 5), the terminal crimping means (15)
0) includes an anvil (121) and a crimper (63) mounted on the ram assembly (61) and located above the anvil (121), and the terminal conveying means (200) is provided with the anvil (121). The core barrel (12) of the terminal (11) positioned between the crimpers (63) is crimped to the center conductor (21) of the coaxial cable (20) by press working. Assembly (6
The horizontal chain-like terminal (10) is sent to the terminal cutting means (110) at a constant pitch by moving the feed claw (37) right and left in conjunction with the vertical movement of 1).

[0010] According to a third aspect of the present invention, in order to improve the workability at the time of crimping and to further stabilize the quality of the coaxial cable after the crimping, the terminal crimping means (150) is provided. Of the coaxial cable (20) (2
4) Cable clamp holder (12)
3) and a cable clamp (124).

According to a fourth aspect of the present invention, in the first, second or third aspect of the present invention, the terminal cutting means (110) is fixedly provided to simplify the configuration of the terminal cutting means (110). An outer shear blade (74), a floating shear (76) provided vertically movably with respect to the outer shear blade (74), and urged upward by a compression spring (87); ) Is pressed downward to separate the individual terminals (11) from the horizontal chain terminals (10) by a shearing action with the outer shear blade (74).
67, 68).

According to a fifth aspect of the present invention, in order to prevent unnecessary bending of the terminal (11) when the terminal (11) is cut by the terminal cutting means (110), A step (82) is provided on the upper end surface of the outer shear blade (74) to float a portion of the horizontal chain-shaped terminal (10) that is not to be sheared during a shearing action with the floating shear (76).

The invention of claim 6 is the first, second, third and fourth aspects of the present invention.
Alternatively, in the invention according to the fifth aspect, in order to simplify the configuration of the terminal transport means (200), the terminal transport means (200) includes a transport unit (170) and the transport unit (170) as a terminal cutting means (110). Guide means (125, 126) for reciprocating between the terminal crimping means (150) are provided, and the transport unit (170) is provided with a terminal clamp holder (171), and the terminal clamp holder (171). And a terminal clamp (172) for holding the terminal (11) therebetween.

According to a seventh aspect of the present invention, in order to stabilize the terminal cutting position by means of the terminal cutting means (110) with a simple configuration, the outer shear blade (74) may be provided with the outer shear blade (74). 7. A floating shoulder (75) movably provided up and down and urged upward by a compression spring (87), and an engaging projection (100) is provided on an upper portion of the floating shoulder (75). An engagement projection (179) that engages with the engagement projection (100) to move the distal end of the terminal clamp (172) upward when the transport unit (170) is transported to the terminal cutting means (110). Is provided.

[0015]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS FIGS. 1 to 11 show an embodiment of a cutting and crimping device for a horizontal chain terminal according to the present invention. The same parts as those in FIGS. 12 and 13 are denoted by the same reference numerals. I do.

In FIG. 1, reference numeral 30 denotes a bolster plate, and first and second frame assemblies 31, 32 are erected on the rear side of the upper surface of the bolster plate 30.

The first frame assembly 31 has the structure shown in FIG.
Cam slide 3 slidable in the left-right direction as shown in FIG.
The cam slide 33 is urged rightward by a feed spring 34. A terminal feed piece 35 is fixed to the cam slide 33. The terminal feed piece 35 is composed of a horizontal piece 35h and a vertical piece 35v. One end of the horizontal piece 35h is attached to the cam slide 33 and protrudes from the window hole 31a to the outside, and the vertical piece 35v is the horizontal piece 35v. It is continuously provided so as to fall vertically from the other end of 35h. At the tip of the vertical piece 35v, there is provided a feed claw 37 which engages with the feed hole 16 of the terminal 11 shown in FIG. This feed claw 37
The pressing state of the terminal 11 against the feed hole 16 is adjusted by a torsion coil spring (not shown) whose torsion is adjusted by the adjusting screw 38. In FIG. 2 and FIG.
Is a feed adjusting screw, 40 is a positive cam, the feed adjusting screw 39 regulates a sliding range of the cam slide 33, and the positive cam 40 is a ram assembly 6 described later.
Fixed to 1.

At the front of the upper surface of the bolster plate 30, a mounting plate 42 is fixed by screws (not shown). As shown in FIG. 4, a linear groove 43 extending in the front-rear direction is formed on the upper surface of the mounting plate 42. The groove 43 is also a centering groove for caulking.

On the upper surface of the mounting plate 42, a holder 44 as shown in FIG. 4 is fixed by a plurality of screws 45 (only one is shown in the figure). At this time, the engagement projection 46 projecting from the lower surface of the holder 44 is engaged with the groove 43 and positioned. On the left side of the upper surface of the holder 44, a base 47 is fixed by screws (not shown).

As shown in FIG. 1, a terminal guide plate 50 is provided on the base 47, and a terminal holder 51 is provided on a front surface of the base 47.
An eccentric cam 52 is engaged with a window 51a formed in the terminal retainer 51, and the eccentric cam 52 is rotated by a knob 53 to bring the terminal retainer 51 closer to the base 47 side. It is pressed against the base 47 to prevent backlash.

The first frame assembly 31, cam slide 33, feed spring 34, terminal feed piece 35, feed claw 37, feed adjusting screw 39, positive cam 40, base 47, terminal guide plate 50, terminal presser 51, eccentricity The cam 52 and the knob 53 are
It has become the main component of.

A ram guide plate 60 is fixed to the second frame assembly 32, and a ram assembly 61 is mounted on the ram guide plate 60 so as to be vertically slidable, and is always upwardly moved by a compression spring (not shown). Has been energized. A crimper attachment 62 is protruded from the front surface of the ram assembly 61,
A crimper 63 is fixed below the crimper attachment body 62.

A collar 66 for rotatably supporting the eccentric cam 65 is fixed to the ram guide plate 60, and a gripping ball 68 is fixed to the eccentric cam 65 via a rod 67.
The gripping ball 68 can be gripped to reciprocate between a position shown by a solid line and a position shown by a two-dot chain line, and can be stopped at both positions with a predetermined resistance.

On the front surface of the holder 44, screws 71,
The holder cover 70 is fixed by 71. A cutting unit 73 and a caulking unit 120 are housed in a housing recess 72 surrounded by the mounting plate 42, the holder 44, and the holder cover 70.

The cutting unit 73 includes an outer shear blade 74, a floating shoulder 75 and a floating shear 76 as shown in FIG.

The outer shear blade 74 is accommodated on the terminal feeding means side (the left side in FIGS. 1 and 4) of the accommodation concave portion 72 and is fixed to the holder cover 70 by screws 77. As shown in FIG. 10, the outer shear blade 74 forms a concave portion 81 by a back plate 78 and side plates 79 and 80 connected to both sides thereof, and the upper end surface of one side plate 79 is formed by the back plate 78 and the back plate 78. A step 82 is formed so as to be lower than the upper end surface of the other side plate 80. Blade portions 83 and 84 are formed on the upper ridge line portion of the back plate 78 and the side plate 80 on the concave portion 81 side, and a discharge hole 85 is formed from the upper surface to the front surface of the side plate 80.

The floating shoulder 75 and the floating shear 76 are fitted into a fitting recess surrounded by the recess 81 of the outer shear blade 74 and the holder cover 70, and are constantly urged upward by compression springs 87,87. ing.

On the side wall surface of the floating shear 76, there is formed a vertically elongated hole 88 as shown in FIG. 8, and one side of an engaging shaft 89 is vertically movably engaged with the elongated hole 88. The other side of the engagement shaft 89 is fixed to the engagement hole 90 of the back plate 78 of the outer shear blade 74, thereby restricting the sliding range of the floating shear 76 in the vertical direction. An engagement groove 92 for engaging the terminal 11 is formed on the upper part of the floating shear 76, and blade portions 93, 94 are formed on the opening edge of the engagement groove 92.
Are formed.

The floating shoulder 75 has a main body 95 and an upper plate 96 connected to the rear side from the upper side of the main body 95.
7 is engaged with the step 98 of the floating shear 76 to restrict the sliding range in the upward direction, and a gap 99 is formed between the lower surface of the upper plate 96 and the upper end surface of the floating shear 76. Have been. An engagement projection 100 is provided at the tip of the upper plate 96 to project therefrom.
Is formed diagonally so that its upper end surface is lowered rightward from the middle.

The eccentric cam 65, the outer shear blade 74, the floating shoulder 75 and the floating shear 76 are main components of the terminal cutting means 110.

A groove 43 formed on the upper surface of the mounting plate 42
The anvil 1 located below the crimper 63
21 is fixed by screws 118 from the lower surface side.

As shown in FIG. 5, the crimping unit 120 is formed by integrally connecting a slide block 122, a cable clamp holder 123, a cable clamp 124, a slide rail 125, and a rail cover 126. As shown in FIGS. 4 and 9, the caulking unit 120 is vertically movably housed in a recess of the housing recess 72 except for the cutting unit 73, and is always upwardly moved by compression springs 127, 127. Being energized. On the side wall of the slide block 122 is formed a vertically elongated hole 128 as shown in FIG. 9, and one side of an engagement shaft 129 is vertically movably engaged with the elongated hole 128,
The other side of the engagement shaft 129 is the engagement hole 1 of the holder 44.
By being press-fitted and fixed to 30, the sliding range of the caulking unit 120 in the upward direction is regulated.

The slide block 122 has the anvil 1 between the slide block 122 and the cable clamp holder 123.
An accommodation recess 131 for loosely fitting 21 is formed. The cable clamp holder 123 includes screws 132, 13
2 fixed to the slide block 122. The cable clamp holder 123 is attached to the main body 13.
3 and both side plates 134, 134 connected to the main body 133.
The main body 133 and the both side plates 134 and 134 are provided.
A cable receiving portion 135 is formed in an upper portion of the continuous portion. The shaft support holes 136 and
136 are formed, and shafts 137 projecting from both sides of the cable clamp 124 are rotatably supported in the shaft support holes 136 and 136. A tension spring 138 is stretched between a hook pin (not shown) fixed to the cable clamp holder 123 and a hook hole 114 formed in the cable clamp 124, and the cable 137 is centered on the shaft 137. The clamp 124 is biased counterclockwise. Thus, the cable is held between the cable holding portion 139 formed at the distal end portion of the cable clamp 124 and the cable receiving portion 135.

The ram assembly 61, the crimper 63, the caulking unit 120, and the anvil 121 are main components of the terminal caulking means 150.

The slide rail 125 is provided with a mounting member 151.
And a guide frame 152 integrally connected to the mounting body 151.
The guide recess 152 is provided on the upper surface of the guide frame 152.
3 are formed. The guide recess 153 guides a transport unit 170 described later slidably in the left-right direction. The ball plunger 15 is provided in the mounting body 151.
4 is embedded, and a part of the ball 154a of the ball plunger 154 is used as the positioning member 151 for positioning.
From the side wall of the guide recess 153.

The rail guide 126 has screws 156 and
156, 156, 157 by the slide rail 1
25 is fixed to the upper surface of the attachment body 151, and a part on the front side protrudes into the opening of the guide recess 153, thereby restricting a later-described transfer unit 170 from coming off. 16
Reference numerals 1 and 161 denote positioning screws (or bolts). These positioning screws 161 and 161 are nuts 16 for position adjustment.
After passing through steps 2 and 162, it is screwed into the screw hole of the slide block 122 via the through hole of the rail guide 126 and the through hole of the slide rail 125. For this reason, the ram assembly 61 is
, That is, the minimum position of the crimper 63 can be adjusted. Reference numeral 163 denotes a fixing screw.
Connects the ball plunger 154 to the rail guide 12.
5 is fixed to a predetermined position of the mounting hole, and a part of the ball 154a is projected into the guide recess 153.

The transfer unit 170 includes a terminal clamp holder 171 and a terminal clamp 172 as shown in FIG. The terminal clamp holder 171 includes a main body 173 having a rectangular plate shape and side plates 174 and 17 integrally protruding from the upper surface of the main body 173.
4 is provided. A terminal pressing piece 175 is fixed to the upper surface on the tip side (left side in the figure) of the main body 173, and a terminal stopper 177 is fixed by a screw 176.
Has been fixed. A terminal pressing piece 178 is fixed to the lower surface on the distal end side of the terminal clamp 172. The terminal holding pieces 175 and 178 are formed of, for example, urethane resin, and engagement grooves 175 a and 178 a for engaging with the electric contact portion 15 of the terminal 11 are formed on the upper surface. An engagement protrusion 179 is provided on one side (front side in the figure) of the terminal clamp 172 on the tip side.

The side plates 174, 174 of the terminal clamp holder 171 are formed with shaft support holes 180, 180, in which shafts 181 projecting from both sides of the terminal clamp 172 are rotatable. It is pivoted. The terminal clamp holder 171
And the terminal clamp 172, the compression spring 1
82 is mounted in a compressed state, and the terminal clamp 172 is urged counterclockwise about the shaft 181. Thereby, the terminal clamp holder 17
The electrical contact portion 15 of the terminal 11 is held between the engaging portion 175a of the terminal pressing piece 175 and the engaging portion 178a of the terminal pressing piece 178 of the terminal clamp 172.

Notches 183 and 184 as shown in FIG. 7 are formed at predetermined intervals on one side wall (rear side in the figure) of the terminal clamp holder 171. The notches 183 and 184 are provided with the ball plunger. 154 are formed so as to be engageable with the ball 154a. A screw 18 is provided on the terminal side of the terminal clamp holder 171.
6, 186, the stopper 187 is fixed, and the screw hole 189 of the vertical piece 188 of the stopper 187 is
A positioning screw 190 is fixed via an adjustment nut 191. The terminal clamp holder 171
A knob 193 is screwed onto the upper surface on the distal side of the knob via an adjustment nut 192.

The slide rail 125, the rail guide 126, and the transfer unit 170 are main components of the terminal transfer means 200.

Next, the operation of the above embodiment will be described with reference to FIG. For convenience of explanation, it is assumed that in the initial state, the horizontal chain-like terminal 10 is sent to the cutting position shown in FIG. It is also assumed that the terminal 11 cut off from the horizontal chain-shaped terminal 10 and swaged is in a discharged state. That is, FIG.
, There is no coaxial cable 20 and no terminal 11 (terminal after cutting) facing the coaxial cable 20, and the ball 154 a of the ball plunger 154 protruding into the guide recess 153 of the slide rail 125 is connected to one of the transport units 170 (FIG. (Left side) is engaged with the notch 183. Hereinafter, setting, cutting, conveyance, wire insertion, crimping (crimping), and wire discharging will be described in this order.

A: Set (1) In the initial state, the transport unit 170 is moved to the left along the guide recess 153 with the knob knob 193, and the terminal pressing pieces 175, 178 are cut to the cutting position (indicated by the two-dot chain line in FIG. 7). (The position shown). When the terminal pressing pieces 175 and 178 of the transfer unit 170 come close to the cutting position during this transfer, the engagement protrusion 179 of the terminal clamp 172 is inclined to the inclined surface of the engagement protrusion 100 of the floating shoulder 75 as shown in FIG. The tip of the terminal clamp 172 is opened by engaging upward.

(2) Then, when the terminal pressing pieces 175 and 178 of the transport unit 170 reach the cutting position, FIG.
As shown in (b), the engagement projection 179 of the terminal clamp 172 engages with the horizontal surface of the engagement projection 100 of the floating shoulder 75 to maintain the open end, and the terminal holding pieces 175, 178 Engagement lectures 175a, 17
The electric contact portion 15 of the terminal 11 is positioned between 8a. This positioning is performed by using the ball plunger 154a of the ball plunger 154 on the other side of the transport unit 170 (FIG. 7).
(Right side in FIG. 3) by engaging the notch 184 and / or by abutting the tip of the screw 190 against the wall surface of the holder 44.

B: Cutting (1) Terminal pressing pieces 175, 17 of the transport unit 170
After the cutter 8 comes to the cutting position, the grip 66 is used to hold the collar 66.
When １ ／ is rotated to the left by １ ／, the eccentric cam 65 moves downward as indicated by a two-dot chain line.

(2) In FIG. 8, when the eccentric cam 65 moves downward, first, the floating shoulder 75 is pushed downward against the compression spring 87. As a result, the engagement protrusion 100 moves downward as shown in FIG. 11C, and the engagement protrusions 175 of the terminal pressing pieces 175, 178 are formed.
(A) and 178 (a) hold the electrical contact portion 15 of the terminal 11.

(3) When the floating shoulder 75 moves further downward due to the movement of the eccentric cam 65,
The gap 99 becomes zero, and then the floating shear 7
6 moves downward, and separates the terminal 11 from the horizontal chain 10 in cooperation with the outer shear blade 74. Specifically, when the floating shear 76 moves in the direction of the arrow in FIG. 10 in the concave portion 81 of the outer shear blade 74, the connecting piece 14 of the horizontal chain-shaped terminal 10 is connected to the blade portion 83 of the outer shear blade 74 and the floating shear 76. Of the carrier 13 is cut by the blades 84 and 94, and one terminal 11 is cut.
Is disconnected. At the time of this cutting, the horizontal chain terminal 1
Since the carrier 13 and the connecting piece 14 in the vicinity of one of the terminals 11 to be cut out of 0 are floated by the step 82 of the outer shear blade 74, it is possible to prevent the bending caused by the force applied at the time of cutting. Further, the cut carrier 13 is used as the outer shear blade 74.
Is discharged to the outside through the discharge line 85.

C: Conveying (1) With the grip ball 68 maintained in the state shown by the two-dot chain line in FIG.
Is moved rightward along the guide recess 153, and the terminal 11 held by the terminal pressing pieces 175, 178 is transported to a caulking position indicated by a solid line in FIG. At the beginning of this transfer, a grip ball 6
8 is indicated by a two-dot chain line.
5,178 to maintain the clamping of the terminal 11.

(2) The positioning of the transfer unit 170 to the caulking position is performed by using the ball plunger 1 as shown in FIG.
The 54 ball plungers 154 a
By engaging with one of the notches 183.

(3) Terminal 11 by transport unit 170
After the terminal holding pieces 175 and 178 have left the cutting position (including after the transfer unit 170 has been transferred to the caulking position), the gripping ball 68 is returned to the state shown by the solid line in FIG. return. Then, the eccentric cam 65 also returns to the solid line state,
The floating shoulder 75 and the floating shear 76 float with the compression springs 87, 87 and return to the state shown in FIG.

D: Insertion of electric wire (1) As shown in FIG.
Is transported to the caulking position, the semi-closed barrel 12 of the terminal 11 is placed on the anvil 121. In this state, the grip portion of the cable clamp 124
(The right side in the figure) is pushed down to open the tip, the center conductor 21 of the coaxial cable 20 is inserted into the semi-closed barrel 12, and then the pressing of the cable clamp 124 to the grip portion is released. The outer cover 24 of the coaxial cable 20 is held between the cable holding portion 139 and the cable receiving portion 135 of the cable clamp holder 123.

E: Caulking (crimping) (1) When the foot switch (not shown) is pressed after the insertion of D, the ram assembly 5 is operated by a press (not shown).
4 is moved downward to perform caulking, and then a set of operations to move upward and return to the original state is performed.

(2) When the ram assembly 54 of (1) moves downward, the semi-closed barrel 12 of the terminal 11 set on the anvil 121 is pressed by the crimper 63, and the center of the coaxial cable 20 is moved. It is crimped to the conductor 21. At the time of this caulking, the electric contact portions 15 of the terminals 11 are connected to the terminal pressing pieces 175
And the outer cover 24 of the coaxial cable 20 is held by the cable receiving portion 13 of the cable clamp holder 123.
5 and the cable clamp 139 of the cable clamp 124, the gap Z between the semi-closed barrel 12 of the terminal 11 and the dielectric 22 of the coaxial cable 20 can be made substantially zero. Moreover, since the center conductor 21 of the coaxial cable 20 is crimped by the semi-closed barrel 12 of the terminal 11, the shape of the center conductor 21 after crimping can be kept substantially in its original shape (for example, circular).

(3) The ram assembly 54 in the above (1)
The horizontal chain-like terminal 11 is fed to the cutting position side by one pitch (one frame) by the terminal feeding means 55 interlocked with the one set of vertical movement, and the state shown in FIG. 7 is obtained. That is,
With the operation of one set of the ram assembly 54, the ram assembly 5
The positive cam 40 connected to 4 is shown in FIG.
A set of operations that returns to (a) through (b) is performed. Along with this, the cam slide 33 and the terminal feed piece 35 also perform the operation of returning from FIG. 2A to FIG. 2A through FIG.
The feed pawl 37 shown in FIG.
Feed the cutting position side (to the right in FIGS. 1 and 7) by the pitch,
The carrier 13 near the terminal 11 located on the tip side is shown in FIG.
As shown in FIG.
2 is engaged.

F: Discharge of electric wire (1) After the above-described crimping of E, the gripping portion of the terminal clamp 172 and the gripping portion of the cable clamp 124 are pushed down to open the distal end, and the coaxial cable 20 is moved from the crimping position on the anvil 121. Discharge.

In the above embodiment, the case where the operations of the terminal cutting means and the terminal transport means are manually performed in order to reduce the cost has been described. However, the present invention is not limited to this, and the sequence control, the air cylinder, etc. It can also be used for those automated using.

[0056]

According to the first aspect of the present invention, there is provided an apparatus for cutting and crimping horizontal chain terminals, comprising a terminal cutting means (110), a terminal crimping means (150), a terminal feeding means (55), and a terminal conveying means (200). ) Are provided in the same device, so that the individual terminals (11) are separated from the horizontal chain terminals (10), and the core barrel (1) of the separated terminals (11) is separated.
The workability of caulking 2) to the center conductor (21) of the coaxial cable (20) by press working can be improved. Further, the terminal conveying means (200) holds the electric contact portion (15) of the terminal (11) cut by the terminal cutting means (110) and conveys it to the terminal crimping means (150). The quality of the coaxial cable can be stabilized. For example, high frequency characteristics as a product corresponding to 6 GHz can be secured.

According to a second aspect of the present invention, in the first aspect of the present invention, the terminal crimping means (150) includes an anvil (121) and a crimper (63), and is provided between the anvil (121) and the crimper (63). The core barrel (12) of the positioned terminal (11) is crimped to the center conductor (21) of the coaxial cable (20) by press working, and the terminal feeding means (55) is interlocked with the vertical movement of the ram assembly (61). Then, the feed pawl (37) is moved left and right to feed the horizontal chain-shaped terminals (10) to the terminal cutting means (110) at a constant pitch interval, so that the terminal crimping means (150) and the terminal feeding means (5) are provided.
The configuration 5) can be simplified.

According to a third aspect of the present invention, in the first or second aspect of the present invention, the cable clamp holder (123) and the cable for the terminal crimping means (150) to hold the outer sheath (24) of the coaxial cable (20). Clamp (12
Since the configuration is provided with 4), the workability at the time of crimping can be improved and the quality of the coaxial cable after crimping can be further stabilized.

According to a fourth aspect of the present invention, in the first, second or third aspect of the present invention, the outer shear blade (74) is provided with the terminal cutting means (110) fixedly provided. A floating shear (76) urged upward by a compression spring (87) and an outer shear blade (74) by pressing the floating shear (76) downward. Pressing means (65, 6) for separating the individual terminals (11) from the horizontal chain terminals (10) by the shearing action of
6, 67, 68), the configuration of the terminal cutting means (110) can be simplified.

According to a fifth aspect of the present invention, in the fourth aspect of the present invention, the shearing target of the horizontal chain-shaped terminal (10) is formed on the upper end surface of the outer shear blade (74) during the shearing action with the floating shear (76). Since the step (82) for floating the external component is provided, unnecessary bending of the terminal (11) can be prevented when the terminal (11) is cut by the terminal cutting means (110). .

The invention of claim 6 is the invention of claims 1, 2, 3, 4
Alternatively, in the invention according to the fifth aspect, the terminal transport means (200) includes a transport unit (170) and the transport unit (170).
Terminal cutting means (110) and terminal crimping means (150)
Guide means (125, 126) for reciprocating between
And the transport unit (170) includes a terminal clamp holder (171) and a terminal clamp (172) that holds the terminal (11) between the terminal clamp holder (171). Therefore, the configuration of the terminal transport means (200) can be simplified.

According to a seventh aspect of the present invention, in the fourth or fifth aspect of the present invention, the floating member is provided so as to be vertically movable with respect to the outer shear blade (74) and is urged upward by a compression spring (87). The shoulder (75) is provided, and the engaging projection (100) is provided on the upper part of the floating shoulder (75), wherein the engaging projection is provided when the transport unit (170) is transported to the terminal cutting means (110). (100) to move the distal end of the terminal clamp (172) upward.
Since the configuration of (79) is provided, stabilization of the terminal cutting position by the terminal cutting means (110) can be achieved with a simple configuration.

[Brief description of the drawings]

FIG. 1 is a front view showing an embodiment of an apparatus for cutting and crimping a horizontal chain contact according to the present invention.

FIG. 2 is a cross-sectional view showing a vertical movement and left / right movement conversion device in the terminal feeding means 55 of FIG.

FIG. 3 is a sectional view taken along lines AA and BB of FIG. 2;

FIG. 4 is an exploded perspective view of a main part of FIG.

FIG. 5 is an exploded perspective view of the caulking unit 120 of FIG.

FIG. 6 is an exploded perspective view of the transport unit 170 of FIG.

1. In FIG. 1, the components shown in FIG. 4 except for the mounting plate 42 base 47 and the holder cover 70, and excluding the cable clamp 124 and the terminal clamp 172 of the transport unit 120, and further, the horizontal chain terminal 10 and FIG. 3 is a plan view showing a configuration to which a coaxial cable 20 is added.

8 is a view obtained by rotating the sectional view taken along the line AA of FIG. 7 by adding the mounting plate 42 and the holder cover 70 by 90 degrees clockwise.

FIG. 9 shows the mounting plate 42 and the holder cover 7 in FIG.
It is the figure which rotated 90 degrees clockwise in the BB sectional drawing of the structure which added 0.

FIG. 10 is a perspective view showing a cutting operation of the horizontal chain terminal 10 by the outer shear blade 74, the floating shoulder 75, and the floaty shear 76 of FIG.

FIG. 11 shows the terminal cutting means 110 of the transport unit 120.
FIG. 5 is a view showing an operation of holding the electrical contact portion 15 of the terminal 11 before cutting the horizontal chain-shaped terminal 10 at the cutting position of FIG.

12 (a) is a plan view, FIG. 12 (b) is a cross-sectional view taken along line AA of FIG. 12 (a), and FIG. 12 (c) is a view (a).
FIG. 2D is a cross-sectional view taken along the line BB, and FIG. 2D is a perspective view showing a part of the semi-closed barrel 12 of FIG.

FIG. 13 is a diagram showing a coaxial cable.

FIG. 14 is a diagram showing a state in which the semi-closed barrel 12 of the cut terminal 11 is caulking the center conductor 21 of the coaxial cable 20.

FIG. 15 is a sectional view taken along line AA of FIG. 14;

FIG. 16 is a perspective view showing a terminal 26 having an open barrel 25.

FIG. 17 is a perspective view showing a terminal having a closed barrel 27.

FIG. 18 is a barrel 2 of terminals 26 and 28 in FIGS. 16 and 17;
It is a figure which shows the state which crimped the center conductor 21 of the coaxial cable 20 by 5, 27.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 10 ... Horizontal chain terminal, 11 ... Terminal, 12 ... Semi-closed barrel (an example of a core barrel), 13 ... Carrier, 14 ... Connecting piece, 15 ... Electrical contact part, 16 ... Feed hole, 20 ... Coaxial cable, 21 ... Center conductor, 30
... Bolster plate, 31 ... First frame assembly,
32: second frame assembly, 33: cam slide,
35: terminal feed piece, 37: feed claw, 40: positive cam, 42: mounting plate, 44: holder, 47
... Base, 55 ... Terminal feeding means, 61 ... Ram assembly, 63 ... Crimper, 65 ... Eccentric cam, 70 ...
Holder cover, 73: cutting unit, 74: outer shear blade, 75: floating shoulder, 76: floating shear, 82: step, 85
... Ejection stroke, 100 ... Engagement protrusion, 110 ... Terminal cutting means, 122 ... Slide block, 123 ... Cable clamp holder, 124 ... Cable clamp, 1
25: slide rail, 126: rail cover, 1
35: Cable receiving part, 139: Cable holding part,
150: terminal crimping means, 154: ball plunger, 154a: ball, 170: transport unit,
171: terminal clamp holder, 172: terminal clamp, 179: engagement protrusion, 200: terminal conveying means.

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[Procedure amendment]

[Submission date] May 28, 2001 (2001.5.2)
8)

[Procedure amendment 1]

[Document name to be amended] Drawing

[Correction target item name] Fig. 8

[Correction method] Change

[Correction contents]

FIG. 8

Continuation of the front page (72) Inventor Daisuke Sugawara 2-1 Bandai, Tendo City, Yamagata Prefecture F-term in the Yamagata Factory of Nippon Seimitsu Terminal Co., Ltd.

Claims (7)

[Claims] 1. A terminal cutting means (110) for separating individual terminals (11) from a horizontal chain terminal (10) having a plurality of terminals (11) connected to one side of a carrier (13).
The terminal (1) separated by the terminal cutting means (110)
Terminal crimping means (150) for crimping the core barrel (12) of 1) to the center conductor (21) of the coaxial cable (20) by press working, and interlocking with the press working of the terminal crimping means (150). A terminal feeding means (55) for sending the horizontal chain-shaped terminals (10) to the front terminal cutting means (110) at a constant pitch, and a reciprocating movement between the terminal cutting means (110) and the terminal crimping means (150). Movably provided,
The terminal (11) cut by the terminal cutting means (110)
And a terminal conveying means (200) for holding the electric contact portion (15) and conveying the electric contact portion (15) to the terminal crimping means (150). 2. The terminal crimping means according to claim 1, wherein
50) The anvil (121) and the ram assembly (61)
A crimper (63) mounted on the anvil (121) and mounted on the anvil (121).
1) and the terminal (1) located between the crimper (63).
The core barrel (12) of 1) is crimped to the center conductor (21) of the coaxial cable (20) by press working, and the terminal feeding means (55) is interlocked with the vertical movement of the ram assembly (61). A horizontal chain-like terminal (10) is sent to terminal cutting means (110) at a constant pitch by moving the feed claw (37) left and right. . 3. The terminal crimping means (150) according to claim 1, wherein the terminal crimping means (150) is an outer sheath (24) of the coaxial cable (20).
Cable clamp holder (123) for holding
And a cable clamp (124). 4. The terminal cutting means (110) according to claim 1, 2 or 3, wherein the terminal cutting means (110) is fixedly provided, and is vertically movable with respect to the outer shear blade (74). And a floating shear (76) urged upward by a compression spring (87), and the floating shear (76).
To the outer shear blade (7
Pressing means (65, 66, 67,...) For separating the individual terminals (11) from the horizontal chain terminals (10) by a shearing action with 4).
68), a device for cutting and caulking horizontal chain terminals. 5. The floating shear (7) according to claim 4, wherein an upper end surface of the outer shear blade (74) is provided on the upper end surface.
6) A step (82) for lifting a portion of the horizontal chain terminal (10) outside of the object to be sheared during the shearing action with (6). 6. The method according to claim 1, 2, 3, 4, or 5,
The terminal transport means (200) is a transport unit (170)
And the transfer unit (170) is connected to the terminal cutting means (11).
0) and a guide means (125, 126) for reciprocating between the terminal crimping means (150), and the transport unit (170) includes a terminal clamp holder (171) and the terminal clamp holder. (17
A terminal clamp (172) for holding the terminal (11) between the terminal and the terminal (1). 7. A floating shoulder (75) according to claim 4 or 5, wherein said floating shoulder (75) is provided movably up and down with respect to said outer shear blade (74) and urged upward by a compression spring (87). 7. An engaging projection (100) is provided on an upper portion of the floating shoulder (75), and is engaged with the engaging projection (100) when the transport unit (170) is transported to the terminal cutting means (110). An apparatus for cutting and crimping a horizontal chain-shaped terminal, comprising an engaging projection (179) for moving a tip end of a terminal clamp (172) upward in combination therewith.