JP3014928B2 - Terminal crimping device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a crimping machine (hereinafter referred to as "applicator") prepared for each terminal with respect to one drive source.
And a terminal crimping device capable of selectively setting the terminal crimping device.

[0002]

2. Description of the Related Art In general, when a crimping terminal is crimped on an electric wire, a press is used as a crimping driving device for applying a driving force for crimping the terminal, and an applicator corresponding to the terminal size is set on the press. We are doing crimping work. The applicator does not have a driving source, and a series of operations such as terminal feeding, cutting, and crimping are caused by a driving force applied from the outside, in this case, a lower power applied from a slide (ram) of a press machine. ing.

FIG. 12 is a side view of a conventional terminal crimping device. In the figure, reference numeral 1 denotes a pressure bonding driving device such as a press machine, and the slide 3 moves downward with pressure with respect to a fixed base 2 located at a lower portion. An applicator setting space is secured between the slide 3 and the fixed base 2, and the applicator 30 is set here.

The crimp terminals are connected in a chain and formed as a chain 5 and wound around a reel 6. And
The chain 5 is supplied to the applicator 30 horizontally from the reel 6 via the guide 7.

By driving the crimping drive 1 in this state, the applicator 30 causes a series of operations to disconnect the crimp terminal from the chain 5 while intermittently feeding the chain 5, and to connect the press-connecting terminal to an electric wire. Caulking.

[0006]

In a terminal crimping apparatus of the type in which one drive source (crimping driving apparatus) is shared by a plurality of applicators (crimping machines), depending on the type of crimping terminal. The applicator must be replaced, as well as the reel. Conventionally, as the work in that case, (a) The applicator 30 is selected and carried from a stocking place. (B) The applicator 30 is correctly set at a predetermined setting position of the crimping drive 1. (C) The reel is selected from the stock location and brought. (D) Set the reel on the applicator. And the like, it is necessary to carry a heavy applicator and to set it correctly, and a lot of labor is required, and the work is complicated.

SUMMARY OF THE INVENTION The present invention has been made in view of the above circumstances, and has as its object to provide a terminal crimping apparatus that can easily replace an applicator (crimping machine) and a reel with a crimping drive.

[0008]

According to a first aspect of the present invention, a crimp terminal is separated from a reel wound with a chain of crimp terminals and a chain supplied from the reel when a driving force is applied from the outside. A crimping machine for crimping the electric wire, and a crimping driving device for applying a driving force for crimping the terminal to the crimping machine when the crimping machine is driven while being set at the crimping machine set position. In the provided terminal crimping device, the reel and the crimping machine are combined into one set, and a plurality of sets are provided in the stock portion, and between the crimping machine setting position of the crimping drive device and the stock portion, at least the stock portion is provided. A transport rail for transporting one of the plurality of provided crimping machines between the stock unit and the crimping machine set position of the crimping drive device is provided.

According to a second aspect of the present invention, in the terminal crimping apparatus according to the first aspect, the crimping machine is mounted on the stock portion and a mounting position of the crimping machine is selected at one end of the transfer rail. A movable platform capable of performing dynamic alignment.

According to a third aspect of the present invention, in the terminal crimping apparatus according to the second aspect, the movable table is movably provided on a linearly arranged guide rail.

According to a fourth aspect of the present invention, in the terminal crimping apparatus according to the second aspect, the movable table comprises a mounting plate rotatably supported in a horizontal plane.

According to a fifth aspect of the present invention, there is provided the terminal crimping apparatus according to the fourth aspect, wherein a crimping machine is mounted on the mounting plate, and a reel corresponding to each crimping machine is provided above each crimping machine. It is characterized by being fixedly supported.

According to a sixth aspect of the present invention, in the terminal crimping apparatus according to the fifth aspect, each of the reels is rotatably supported in a vertical plane by a horizontal rotation shaft, and each of the rotation planes is placed on the reel. It is characterized by being arranged radially about the rotation axis of the plate.

According to a seventh aspect of the present invention, there is provided the terminal crimping apparatus according to the sixth aspect, wherein the chain is pulled downward from the reel on the rotation shaft side of the mounting plate. .

According to an eighth aspect of the present invention, there is provided the terminal crimping apparatus according to the seventh aspect, wherein a guide member for guiding a chain body sent downward from the reel to a corresponding crimping machine is provided. Features.

[0016]

According to the first aspect of the present invention, a crimping machine for crimping terminals is selected from a plurality of crimping machines stored in the stock section according to the wire size and the like, and the selected crimping machine is mounted on the transport rail. Then, it is transported to the crimping machine set position of the crimping drive. Then, by driving the crimping driving device in that state, the crimping machine is operated by the driving force to separate the crimping terminal from the chain supplied from the reel and crimp the wire. At this time, the reel is paired with a crimping machine, and supplies the required crimping terminals in the form of a chain to the crimping machine set in the crimping drive. When the work is completed, the crimping machine is mounted on the transport rail and returned to the stock section.

According to the second aspect of the present invention, by moving the movable table, any crimping machine can be positioned at one end of the conveying rail, and the crimping machine can be moved via the conveying rail in the aligned state. Can be moved to.

According to the third aspect of the present invention, by moving the movable table along the linear guide rail, any crimping machine can be positioned at one end of the transport rail. It can be moved to the crimping drive via the transport rail.

According to the fourth aspect of the present invention, by rotating the mounting plate, any crimping machine can be aligned with one end of the transport rail, and the crimping machine can be crimped via the transport rail in the aligned state. Can be moved to the drive.

According to the fifth aspect of the present invention, even when the crimping machine is conveyed to the crimping drive, the reel does not move from its position and supplies the crimp terminals to the crimping machine set in the crimping drive. .

According to the sixth aspect of the present invention, the radially arranged reels rotate like an impeller according to the rotation of the mounting table, and are aligned toward the pressure bonding driving device. Further, when replacing the reels in the stock section, it is possible to use a wide space from the outer peripheral side.

According to the seventh aspect of the present invention, the radially arranged reels rotate inward (the portion of the reel on the rotation axis side of the mounting table rotates downward), so that the reels are chained from the reel on the rotation axis side of the mounting table. The body is sent down.

According to the eighth aspect of the present invention, the chains sent out from the respective reels are concentrated around the rotation axis of the mounting table, and the respective chains are guided to the corresponding crimping machines by the respective guide members.

[0024]

Embodiments of the present invention will be described below with reference to the drawings.

FIG. 1 is a plan view of a first embodiment of the present invention, and FIG.
Is a side view of the same. In the terminal crimping device 10 of this embodiment, the crimping driving device 1 is disposed at the center of the upper surface of the gantry 11,
A stock portion S is secured as a flat rectangular space at the upper end.

On both sides of the stock section S, two linear guide rails 12, 12 are arranged in parallel, and both guide rails 12, 12 are provided with a movable base 15. The movable base 15 is guided by the right and left rollers 14 into the guide rail 12,
12 so that it can move freely along the guide rails 12 and 12.

On the upper surface of the movable base 15, a plurality (five in this example) of applicators 30 are mounted. The applicators 30 are arranged in a line along the direction in which the guide rails 12 extend, and are engaged with the rails 15a on the movable base 15, respectively. The rail 15 a on the movable base 15 extends in a direction orthogonal to the guide rail 12.

Each applicator 30 is associated with a corresponding reel 6, and each reel 6 is fixedly arranged in a space above the applicator 30 while being supported by the movable base 15. Note that the movable base 15 may be divided for each applicator 30.

An applicator 30 is provided between the stock section S on which the guide rails 12 and 12 are disposed and the fixed base 2 below the applicator set position of the crimping drive 1.
A transfer rail 13 that can transfer only one unit is provided. One end of the transfer rail 13 is laid sideways on the side of the guide rail 12 arranged in the stock section S, and the applicator 30 is mounted on the transfer rail 13 from the movable base 15 and on the movable base 15 from the transfer rail 13. You can move freely.

The other end of the transfer rail 13 is located close to the ends of the guide rails 2a, 2a of the fixed base 2 of the crimping driving device 1. The applicator 30 can freely move on the transfer rail 13 from the guide rail 2a of the fixed base 2 and from the guide rail 2a.

Here, the applicator 30 will be briefly described.

There are applicators corresponding to the horizontal chain type terminal and those corresponding to the vertical chain type terminal. FIG. 3-
The applicator 30 shown in FIG. 7 corresponds to a horizontal chain type terminal.

As shown in FIG. 6, the horizontal chain type chain 5 in this case is formed by connecting a number of crimp terminals 70 with a connecting plate 72 and a connecting piece 74 and arranging the crimp terminals 70 side by side to form a chain. is there. A conductor caulking piece 70a and an insulator caulking piece 70b are provided at the rear end of each crimp terminal 70, and the crimp terminal 70 is separated from the chain 5 at the position of the connecting piece 74 at the rear end of each crimp terminal 70. At the same time, the conductor caulking piece 70a is caulked to the conductor exposed part Pa of the electric wire P, and the insulator caulking piece 70b is caulked to the insulating coating part.

The applicator 30 intermittently feeds the chain body 5 introduced horizontally by operating the slide 3 of the crimping drive device 1, and cuts off the crimp terminal 70 at the tip.
A series of operations of caulking to the electric wire are performed.

As shown in FIGS. 3, 4, and 5, the applicator 30 includes a base plate 32 which is slid and conveyed by engaging with the conveyance rail 13 and the guide rail 2a, and a fixed base integrated therewith. 33, and a frame 34 connected to the fixed base 33. A ram 36 is mounted on the frame 34 so as to be vertically movable. A shank 3 is provided at the upper end of the ram 36.
The shank 37 follows the movement of the slide 3 of the crimping drive device 1 so that the ram 36 moves up and down.

A lower die 38 is provided on the upper surface of the fixed base 33, and an upper die 40 is provided below the ram 36. The upper mold 40 and the lower mold 38 have a function of caulking and cutting by the downward movement of the ram 36. Further, the applicator 30 includes a terminal feeding mechanism 44 having a feeding claw 42 and a terminal pressing mechanism 46.

As shown in FIGS. 6 and 7, the terminal feed mechanism 44 is provided with a front and rear rod 48, a cam 49 for moving the front and rear rod 48 back and forth by moving the ram 36 up and down, and a front and rear movement of the front and rear rod 48. A swing arm 52 swingable via a pivot block 50;
An operation conversion arm 54 for converting the swinging operation 2 into a feeding operation of the feed claw 42, and a guide plate 56 having a guide pin 58 and a guide groove 56a for controlling the movement of the operation conversion arm 54.

The chain 5 is intermittently fed one terminal at a time by the terminal feed mechanism 44 to be positioned. The electric wire P is superimposed on the crimping terminal 70 located at the end of the positioned chain 5, and the terminal driving device 1 Is driven, the crimp terminal 70 is separated from the chain 5 and the crimping pieces 7
0a and 70b are crimped to the electric wire P. At the stage where the caulking is completed, the next feeding operation is performed in conjunction with the operation of the ram 36, and this is sequentially performed.

Next, the operation of the terminal crimping device 10 of the embodiment will be described.

First, the operator moves the movable table 1 of the stock section S.
The applicator 30 for the crimp terminal to be used is selected from among the plurality of applicators 30 placed on the terminal 5. After the selection, the movable base 15 is appropriately moved, and the placement position of the selected applicator 30 is aligned with the transport rail 13. Then, the selected applicator 30 is moved onto the transport rail 13 and moved and fixed to the applicator setting position of the crimping drive device 1 as shown by an arrow (a) in FIG.

Then, by driving the slide 3 of the crimping driving device 1 in this state, the applicator 30 is started by the driving force, and the crimping terminal 70 is separated from the chain 5 supplied from the reel 6. Tighten the wire. At this time, the reel 6 is paired with the applicator 30, and automatically connects the necessary crimp terminals 70 in the form of the chain 5.
It is supplied to the applicator 30 set in the crimping drive 1.

When the operation is completed, the applicator 30 is placed on the transport rail 13, moved to the stock section S, and returned to the movable table 15.

According to the terminal crimping device 10, if the reel 6 and the applicator 30 are grouped and stored in the stock section S for each type of crimp terminal 70, the applicator 30 can be selected according to the wire size and the like. And the selected applicator 30
By simply setting the crimping device 1 in the crimping drive device 1, the setup for the crimping operation can be easily completed. When the applicator 30 is transported to the crimping drive 1, the transport rail 1
Since the applicator 30 can be moved by placing the applicator 30, the trouble of positioning and the like can be reduced, and the work of replacing the applicator 30 can be easily performed with a light force.

In particular, by moving the movable base 15 mounted on the guide rail 12, the selected applicator 30 can be transferred to the transfer rail 13 while being positioned. In addition, the setup work can be performed. Further, in the case of the device 10, since the guide rail 12 is linear, there is an advantage that the structure is simple and the alignment can be easily performed.

Next, a second embodiment of the present invention will be described.

FIG. 8 is a plan view of a terminal crimping apparatus according to another embodiment of the present invention, and FIG. 9 is a side view of the same. In the terminal crimping apparatus 100 of this embodiment, the crimping drive 1
Is disposed, and a circular mounting table 107 is disposed as a stock unit S at a position distant therefrom. The circular mounting table 107 is rotatably supported in a horizontal plane by a vertical rotating shaft 105. Circular mounting table 107
A plurality of pairs of radially parallel rails 107a are arranged on the upper side, and the applicator 30 is mounted on each of the rails 107a. In this case, the applicator 30 is NO. 1 to NO. There are ten up to ten.

A reel support frame 109 is arranged above the mounting table 107 with a space therebetween. The reel support frame 109 is configured to rotate integrally with the mounting table 107, and the reels 6 that supply the chain 5 to the lower applicator 30 are arranged on the frame 108.

The reel 6 is rotatably supported on a bracket 109a erected on a frame 109 via a horizontal rotating shaft 6a in a vertical plane.
Are arranged in a radial direction about the rotation axis 105 of the rotator. Then, the chain 5 is pulled downward from the reel 6 on the rotation shaft 105 side of the mounting plate 107, and the pulled chain 5 is guided by the guide member 110 attached to the frame 109 to the crimping machine at the lower position. Guided to 30.

Next, the operation will be described.

First, the operator operates the mounting table 1 of the stock section S.
07 out of the plurality of applicators 30 placed on
Select the crimp terminal applicator 30 to be used. After the selection, the mounting table 107 is appropriately rotated, and the mounting position of the selected applicator 30 is aligned with the transport rail 13. Then, the selected applicator 30 is moved onto the transport rail 13 and is moved and fixed to the applicator set position of the crimping drive device 1 as shown by an arrow (a) in FIG. At this time, the reel 6 is at the original position.

Then, in this state, a pressure bonding operation is performed in the same manner as in the above embodiment. At this time, the reels 6 arranged radially rotate inward as shown by the arrow (b) in FIG.
The chain 5 is sent downward from the reel 6 on the rotation shaft 105 side of 07, and the chain 5 is supplied to the applicator 30 while being guided by the guide member 110, and works smoothly by flowing. In particular, chains connected to the reels 6 are concentrated around the rotation axis 105 of the mounting table 107. Since the respective chains 5 are guided by the guide members 110, the chains 5 are mutually connected. There is no fear of interference, and there is no risk of hindering operation.

According to the apparatus 100, the rotatable mounting plate 107 is used as a movable table, and the applicator 3
0, so that a large number of applicators 30 and reels 6 can be stored in a small space as compared with the case where the movable base 15 is moved along the linear guide rails 12 of the first embodiment. There is a merit that can be.

Further, since the corresponding reels 6 are arranged above the respective applicators 30, the correspondence is easy to understand, and the replacement and replenishment of the reels 6 can definitely be easily performed. In addition, the reel 6 and the applicator 30 corresponding to various types of crimp terminals can be stored without taking up much planar space, and the space efficiency is good. In addition, when replacing the reels, there is an advantage that work can be performed using a wide space from the outer peripheral side.

Further, the chain 5 is positioned on the outer peripheral side (the mounting table 107).
Does not hang down on the outer peripheral side when viewed from the rotating shaft 105), there is no need to provide a device or the like for guiding the chain body 5 on the outer peripheral side, and the whole can be made compact.

In the above embodiment, the applicator 30 for supplying the horizontal chain 5 has been described. However, the applicator 80 for supplying the vertical chain 5A as shown in FIG. It may be provided instead of the chain type applicator 30.

The chain 5A of the vertical chain type has a shape in which the terminals 70 are vertically connected and connected sequentially by connecting pieces 86.

As shown in FIGS. 11 and 12, the structure of the applicator 80 is substantially the same as that of the horizontal chain type, and the same functional members are denoted by the same reference numerals. This applicator 80 also
The press contact terminal 70 is separated from the chain body 5A, and an operation of caulking to the electric wire is performed.

[0058]

As described above, according to the first aspect of the present invention, if a set of a reel and a crimping machine is stored for each type of crimping terminal in the stock portion, the crimping can be performed according to the size of the electric wire. By simply selecting the crimping machine and setting the selected crimping machine in the crimping drive, the setup of the crimping work can be easily completed. Also, when transporting the crimping machine to the crimping drive,
Since the crimping machine can be moved on the transport rail,
In addition to reducing the hassle of positioning, etc.,
The effect is obtained that the crimping machine can be easily replaced with a light force.

According to the second aspect of the present invention, an arbitrary crimping machine can be positioned at one end of the transport rail by moving the movable table arranged on the stock section, so that the operator is hardly burdened. Instead, the selected crimping machine can easily be transferred onto the transport rail,
Any crimping machine can be easily set on the crimping drive.

According to the third aspect of the present invention, since the linear guide rail is provided for moving the movable table, the movable table can be accurately and easily moved with a simple structure.

According to the fourth aspect of the present invention, since the rotatable mounting plate is used as the movable base and the crimping machine is mounted thereon, the movable base can be moved along the linear guide rail. Compared to the case of moving, a large number of crimping machines and reels can be stored in a small space, and the space efficiency is improved.

According to the fifth aspect of the present invention, since the reels are arranged above each of the crimping machines, the correspondence can be easily understood, and replacement and replenishment can be easily performed without fail. In addition, the reel and the crimping machine corresponding to various types of crimping terminals can be stored without taking up much planar space, and the space efficiency is improved.

According to the sixth aspect of the present invention, since the relatively large disc-shaped reels are radially arranged in an upright posture, a large number of reels can be arranged in a small space, and the space efficiency is improved. Is improved. In addition, since the reel exchange of the stock portion can be performed using a wide space from the outer peripheral direction, workability is good.

According to the seventh aspect of the present invention, the chain is sent downward from the center of the radially located reel (the rotating shaft of the mounting table), so that the chain is moved to the outer circumferential side (the rotating shaft of the mounting table). Without sagging on the outer side when viewed from
The chain does not hinder the work of rotating the mounting table. Therefore, it is not necessary to provide a device for guiding the chain at the outer peripheral portion, so that the entire structure can be made compact and space efficiency is improved.

According to the eighth aspect of the present invention, the chain sent out from the reel is guided to the crimping machine by the guide member, so that the chain flows smoothly and the operation can be performed smoothly without any trouble.

[Brief description of the drawings]

FIG. 1 is a plan view of a first embodiment of the present invention.

FIG. 2 is a side view of the first embodiment of the present invention.

FIG. 3 is a side view of the applicator used in the first embodiment of the present invention.

FIG. 4 is a front view of the applicator used in the first embodiment of the present invention.

FIG. 5 is a plan view of an applicator used in the first embodiment of the present invention.

FIG. 6 is a perspective view showing an internal structure of an applicator used in the first embodiment of the present invention.

FIG. 7 is a side view showing the internal structure of the applicator used in the first embodiment of the present invention.

FIG. 8 is a plan view of a second embodiment of the present invention.

FIG. 9 is a side view of a second embodiment of the present invention.

FIG. 10 is a perspective view showing the appearance of another example of an applicator that can be used in each embodiment of the present invention.

FIG. 11 is a perspective view showing the internal structure of another example of an applicator that can be used in each embodiment of the present invention.

FIG. 12 is a side view of a conventional terminal crimping device.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Crimping drive device 5 Chain 6 Reel 6a Horizontal rotating shaft 10 Terminal crimping device 12 Guide rail 13 Transport rail 15 Movable stand 30 Applicator (crimping machine) 70 Crimp terminal 80 Applicator 100 Terminal crimping device 105 Rotating shaft 107 Mounting table ( (Movable table) 110 Guide member P Electric wire S Stock unit

Claims (8)

(57) [Claims] 1. A reel on which a chain of crimp terminals is wound, and a crimping machine which, when a driving force is applied from the outside, separates the crimp terminal from the chain supplied from the reel and crimps the wire. A terminal crimping device comprising: a crimping device that is driven while the crimping machine is set at the crimping machine set position to apply a driving force for terminal crimping to the crimping machine. A set of presses is provided in a plurality of stock sections, and at least one of the plurality of press machines provided in the stock section is provided between the crimping machine set position of the crimp drive and the stock section. Terminal crimping device provided with a transfer rail for transferring the sheet between the stock portion and the crimping machine set position of the crimping drive device. 2. The terminal crimping device according to claim 1, wherein the crimping machine is mounted on the stock portion, and a mounting position of the crimping machine can be selectively aligned with one end of the transport rail. Terminal crimping device characterized by having a movable table. 3. The terminal crimping device according to claim 2, wherein the movable table is movably provided on a guide rail arranged linearly. 4. The terminal crimping apparatus according to claim 2, wherein the movable table is formed of a mounting plate rotatably supported in a horizontal plane. 5. The terminal crimping apparatus according to claim 4, wherein a crimping machine is mounted on the mounting plate, and a reel corresponding to each crimping machine is fixedly supported above each crimping machine. A terminal crimping device. 6. The terminal crimping device according to claim 5, wherein each of the reels is rotatably supported in a vertical plane by a horizontal rotation axis, and each of the rotation planes is connected to a rotation axis of the mounting plate. A terminal crimping device characterized by being radially located around a center. 7. The terminal crimping apparatus according to claim 6, wherein the chain is pulled downward from the reel on the rotating shaft side of the mounting plate. 8. The terminal crimping device according to claim 7, further comprising a guide member for guiding a chained body sent downward from the reel to a corresponding crimping machine. apparatus.