WO2018155796A1

WO2018155796A1 - Power terminal binding apparatus

Info

Publication number: WO2018155796A1
Application number: PCT/KR2017/014443
Authority: WO
Inventors: 임다영
Original assignee: 임다영
Priority date: 2017-02-23
Filing date: 2017-12-11
Publication date: 2018-08-30
Also published as: KR101798566B1

Abstract

The present invention discloses a power terminal binding apparatus comprising: a mount part for mounting a sheathed electrical wire; a power terminal supply part for supplying a power terminal; a power terminal transfer part for transferring the power terminal; a power terminal press part for pressing and binding the sheathed electrical wire and the power terminal; and a guide block for guiding up and down strokes of the power terminal press part, wherein a power terminal transfer motion of the power terminal transfer part is linked with the up and down strokes of the power terminal press part so that the power terminal is consecutively pressed onto and is bound onto the sheathed electrical wire, a base and a cover have a variable shape so that a gap between a first rail and a second rail can be adjusted so as to correspond to various shapes according to power terminal specifications without needing to apply a precise one-to-one polishing process according to the specification of a power terminal, and thereby the binding process can be performed without making changes according to a power terminal specification, the manufacturing cost and processing time can be reduced, and the production efficiency can be improved.

Description

Power terminal binding device

The present invention relates to a power terminal binding technology, and more particularly, to a power terminal binding device for pressing and binding the voltage terminal that is continuously transported and supplied to each coated wire.

As is well known, for supplying power in an industrial field, a wire terminal binder for crimping and binding a power terminal to a coated wire according to a standard is used.

As the above-described prior art, Korean Patent No. 10-1338396 (Terminal fastener for wires) is disclosed. As shown in FIG. 1, the prior art includes a housing 100 in which a movement guide 110 is formed, It is installed rotatably in a position spaced apart from the one side of the terminal pressing portion 200, the housing 100 to press the terminal to the core of the wire to move in the moving guide 110 of the housing 100, The terminal conveying unit 300 and the terminal conveying unit 300 for continuously transporting the terminal in the direction of the terminal pressing unit 200 while rotating in synchronism with the terminal pressurizing unit 200, and are disposed on the lower side of the terminal conveying unit 300 and the terminal conveying unit 300. Including a terminal supply unit 400 for continuously supplying the terminal in the direction of the terminal pressing unit 200 while guiding the transfer of the terminal by, the housing 100 has a terminal pressing unit which is moved up and down in the movement guide 110 ( 200 and the friction between the housing 100 A friction reducing member 120 for reducing is installed.

However, it is necessary to solve the inconvenience of replacing and transferring the equipment by simplifying the configuration of the terminal feeder according to the specification of the power terminal, minimizing the overall weight to improve the efficiency of the binding process, and improving the precision of the binding process. It is necessary to increase higher and to reduce the defective defect rate.

The present invention is to solve the above problems, as mentioned above, it is necessary to simplify the configuration of the terminal transfer unit according to the specification of the power terminal to solve the inconvenience of replacement and transfer of equipment, It is an object of the present invention to provide a power terminal binding apparatus that can minimize the overall weight and improve the accuracy of the binding process to improve the efficiency, thereby reducing the defective defect rate.

In order to achieve the above object, the present invention, the seating portion is formed in the upper seat is formed on the upper portion is covered with the insulating material of the terminal and the coated wire exposed to the core wire, the base, the first rail formed on the base and The second rail is variably spaced from the first rail and is formed to adjust the gap, and the cover is formed at a predetermined height and bent at one side on the first and second rails, and the core wire barrel, the insulator barrel, and the power source. A power supply terminal for supplying a power terminal strip continuously connected to the power supply terminal consisting of a connecting terminal to the seating portion, and a power supply to stably transfer the power terminal strip supplied by the power supply terminal supplying portion to the seating portion by fingers. A terminal feeder, a pressing block, a cutting pin formed at a lower end of the pressing block, and cutting the power terminal strip; A separation prevention pin for preventing a gap, a jig for crimping the insulating material barrel and the core wire barrel, wherein the insulating material and the core wire are respectively disposed, and the power supplied by the coated wire and the power terminal transfer part seated in the seating part; And a guide block for guiding the lifting stroke of the pressing block with respect to the seating portion of the pressing block. When the pressing block is lifted, the finger interlocks with the finger to seat the power terminal. Advancing in the negative direction, when the pressure block is lowered, in conjunction with the finger to provide a power terminal binding device, retracting and waiting to transfer the subsequent power terminal to the seating portion.

Preferably, one side surface of the pressure block is formed with a guide groove bent in the lifting direction, the power terminal transfer unit, the air valve shaft for determining the injection direction of the air charged from the air inlet, the air valve shaft A cylinder shaft which is retracted or advanced by air injected from the front end or the rear end thereof, a bracket shaft connected to the cylinder shaft, and a finger rod formed on one side and a transfer rod connected to the bracket shaft on the other side. When the air valve shaft is elevated, the air valve shaft injects air to the rear end of the cylinder shaft by the guide groove so that the interlocked finger advances the power terminal toward the seat, and when the pressure block is lowered, the air The valve shaft is lifted by the guide groove The interlocked finger may retract and wait for the subsequent power terminal to be transferred to the seating portion by injecting air into the front end of the shaft to retreat.

Preferably, the power terminal supply unit, the side frame is formed in a U-shape adjacent to the first rail, the lever is coupled to the first rail through the side frame, the lower bent surface of the side frame And a pin and an elastic body interposed between an upper side and a lower side of the first rail. When the power terminal is transferred to the seating part by the finger, the first rail is lifted by the rotation of the lever to raise the The power terminal strip is pressed in close contact with the cover bent in a shape, and in response to the lower stroke of the power terminal pressing section, the finger retreats to wait for the transfer of a subsequent power terminal strip, and the base has the second rail. The guide hole is formed in a direction crossing the longitudinal direction of the second rail is coupled to the guide hole by a bolt to the first The work of the gap can be adjusted.

Preferably, the power supply terminal supply unit further includes a stopper on the inner side facing the guide block of the power supply terminal supply unit that cooperates with the lifting stroke of the power supply terminal presser to limit an excessive supply operation of the power supply terminal supply unit. The stopper may be composed of an elastic body.

Preferably, an oilless bearing may be coupled to an inner side of the guide block which contacts the lifting stroke of the pressing block.

Preferably, the base and the guide block of the power terminal supply unit may be formed of an aluminum material.

According to the present invention, the base and the cover are variable so that the gap between the first rail and the second rail can be adjusted so as to correspond to various shapes according to the power terminal specifications, without the need to apply one-to-one precision polishing processing according to the power terminal specifications. In this configuration, the binding process can be performed without replacement according to the power supply terminal specification, thereby reducing the processing cost and reducing the process time used, thereby improving production efficiency.

In addition, by interlocking the fingers by pneumatic pressure, even in the high-speed stroke of the press smoothly and stably advances the finger at the end to prevent excessive overshooting while improving the accuracy of the seating of the power terminal, compared to the rigid mechanical operation It can prevent the power terminal from rupturing, reduce wear and prevent excessive noise.

In addition, the stopper formed on the inner side facing the guide block restricts excessive supply operation of the power supply terminal transfer portion, thereby preventing excessive transfer of the power supply terminal transfer portion generated by the momentary lifting stroke of the power supply terminal presser portion, thereby preventing Stabilization of the transfer has the effect of reducing the defective rate of power terminal binding.

In addition, the stopper is made of an elastic body to reduce the excessive noise that may occur when the contact with the guide block, to reduce the impact, there is an effect that can prevent overshooting.

In addition, by forming an oilless bearing on the slide contact surface of the pressure block and the guide block has an effect that can improve the durability and wear resistance.

In addition, by reducing the thickness and weight of the guide block by forming the intermediate region of the pressing block into an inwardly curved concave shape, it is possible to simplify the design and design, and to smoothly carry out the process of binding the short coated wires. There is.

Furthermore, by reducing the weight by forming the base and the guide block of the power supply terminal portion of the aluminum material, it is possible to eliminate the inconvenience of transportation and mounting due to the exchange of equipment due to the weight, and improve the durability and wear resistance There is.

1 illustrates a wire terminal binder according to the prior art.

2 (a) and 2 (b) are schematic perspective views of a power terminal binding device according to the present invention.

3 is an exploded perspective view of the seating part of FIG. 2;

4 (a) to 4 (c) are a front view and an exploded perspective view of the power terminal feeder of FIG.

5A to 5C are exploded perspective views of the power terminal supply unit of FIG. 2.

6A and 6B are perspective views illustrating the power terminal pressing unit of FIG. 2.

7 (a) and 7 (b) are a perspective view and a cross-sectional view showing a guide block of the configuration of the present invention.

Hereinafter, with reference to the accompanying drawings will be described in detail an embodiment of the present invention having the above-described features.

2 (a) and 2 (b) is a schematic perspective view of a power terminal fastening device according to the present invention, Figure 3 is an exploded perspective view of the mounting portion of Figure 2, Figure 4 (a) to (c) is a view 2 is a front view and an exploded perspective view of the power supply terminal transfer unit of FIG. 2, and FIGS. 5A to 5C are exploded perspective views of the power supply terminal supply unit of FIG. 2, and FIGS. 6A and 6B are FIGS. It is a perspective view which shows a power terminal pressurization part.

As shown in (a) and (b) of FIG. 2, the power terminal binding apparatus according to the present invention includes a seating unit 110 on which a covered wire is seated and a power terminal supply unit 120 for supplying a power terminal. ), A guide for guiding the lifting and lowering stroke of the power supply terminal conveying unit 130 for conveying the power supply terminal, the power supply terminal pressing unit 140 for pressing and binding the coated wire and the power supply terminal, and the power supply terminal pressing unit 140. It consists of a block 150, in conjunction with the power supply terminal transfer operation of the power supply terminal transfer unit 130 and the lifting stroke of the power supply terminal pressurizing unit 140 is continuously pressed by the power supply terminal to the coated wire.

On the other hand, as shown in Figure 2 or 3, the seating portion 110 is coated with a semi-circular shape so that the cover wire (not shown) is exposed to the core wire is exposed to the seating portion 110 is stably seated 115 ) Is formed at the top.

Specifically, the seating unit 110 is coupled to the side of the guide block 150 by a bolt 111a and the auxiliary seating stand 111 and the guide block (11) to which a power connection terminal of a power terminal (not shown) is seated. The lower side of 150 and the lower side of the base 121 of the power supply terminal supply unit 120 and the lower side of the auxiliary seating stand 111 are mutually coupled by

bolts

112a, 112b, and 111b, respectively, to seat the auxiliary seating stand 111 and the seat. Mounting base 112 for supporting the base module 114, the mounting plate 113 is interposed, the seating module module 114 is coupled to the auxiliary seating table 111 by the bolt 113a, and the seating module ( 114 is inserted from the upper side and is composed of a seating table 115 is joined by the bolt (114a).

On the other hand, as shown in Figure 3 or 4 (a) to (c), the power supply terminal transfer unit 130, in conjunction with the lifting stroke of the power supply terminal pressing unit 140, the power supply terminal supply unit 120 The power terminal strip supplied by the 131 is transferred to the seating base 115 of the seating part 110 by a finger 131.

In detail, a guide groove 148 bent at a predetermined angle in a lifting direction is formed on one side of the pressing block 141, and the power terminal transfer unit 130 is formed from the finger 131 and the air inlet 132. An air valve shaft 133 which determines the injection direction of the charged air, a cylinder shaft 134 which is reversed or advanced by air injected into the front or rear end from the air valve shaft 133, and the cylinder shaft 134; It is connected to the bracket shaft 135 to prevent distortion of the cylindrical cylinder shaft 134, the finger 131 is formed on one side and the other side is made of a transfer rod 136 connected to the bracket shaft 135. On the other hand, the guide groove 148 may be bent in a straight line or bent smoothly at a predetermined angle.

That is, a link (not shown) of the air valve shaft 133, which will be described later, is inserted into the guide groove 148 formed as shown in FIG. 4 (b), and the disk of the power terminal pressurizing unit 140 ( 149) When the pressure block 141 is lifted by the lifting stroke of the press (not shown) formed at the upper end, the air valve shaft 133 is a hole formed at the rear end of the cylinder shaft 134 by the guide groove 148. (Not shown) by injecting air to advance and finally the interlocked finger 131 advances the power terminal toward the seating portion, and when the pressure block 141 is lowered, the air valve shaft 133 is a guide groove 148 By injecting air into the hole (not shown) formed in the front end of the cylinder shaft 134 by the backward) and finally the interlocked fingers may retreat and wait for the subsequent power supply terminal to transfer to the seating portion (110). .

On the other hand, during the lifting stroke of the press, the disk 149 is lifted up by the press from the lower side, and the pressure block 141 is raised and lowered. In the lowering stroke of the press, the main control plate 146 is pressed by the press from the upper side and pressurized block. 141 descends.

Therefore, according to the configuration of the power supply terminal conveying unit 130 described above, the finger 131 is interlocked by pneumatic pressure, so that even before a high speed stroke of the press, the end is close to the end (end at the time of forward and backward) and is smoothly and stably fixed. By moving the finger 131 forward and backward to prevent excessive overshooting, it improves the mounting precision of the power terminal, and it can prevent the power terminal from rupturing compared to the rigid mechanical operation, reduce wear and prevent excessive noise can do.

In addition, the stopper 137 of the power terminal transfer unit 130 is formed on the inner side facing the guide block 150 to limit the excessive supply operation of the power terminal transfer unit 130. That is, the stopper 137 prevents excessive transfer of the power terminal transfer unit 130 generated by the instantaneous lifting stroke of the power terminal pressurizing unit 140 to stabilize the transfer of the power terminal, thereby reducing the defective rate of power terminal binding. have.

Here, the stopper 137 is composed of an elastic body to reduce excessive noise that may occur when the contact with the guide block 150, to mitigate the impact, and to prevent overshooting.

As shown in (a) to (c) of FIG. 5, the power supply terminal supply unit 120 includes side and bottom base 121, first rails 122 and first and bottom formed on the bottom base 121. The second rail 123 is variably spaced from the first rail 122 so as to adjust the gap g according to the size (shape) of the power supply terminal, and the upper portion of the first and

second rails

122 and 123 at a predetermined height. Insulated material barrel formed by being spaced apart and the cover 124, one side facing the first rail 122 is bent in a 'b' shape, the core wire barrel is bound with the core wire of the covered wire and the insulation material of the insulated material of the coated wire And a plurality of power supply terminals consisting of a plurality of power supply connection terminals to the seating base 115 of the seating unit 110.

In addition, referring to FIG. 5A, the power terminal supply unit 120 includes a side frame 125 and a first rail formed adjacent to a side surface of the first rail 122 in a 'c' shape. The plate frame 126 coupled to the side of the first rail 122 by the bolt 126a adjacent to the side of the side 122 and the side frame 125 are coupled to the first rail 122 to rotate. It further includes an elastic body (spring) 128a and a pin 128b interposed between the lever 127 and the upper lower bent surface of the side frame 125 and the lower side of the first rail 122, so that the power supply terminal transfer part is provided. When the power terminal is transferred to the seating part 110 by the finger 131 of the 130, the first rail 122 is raised by the rotation of the lever 125 to be in close contact with one side of the cover bent in a '-' shape. Presses the power supply terminal strip, and in the pressurizing state of the power supply terminal strip, the finger 131 is interlocked during the downward stroke of the power supply terminal pressing unit 140 so that the fingers 131 of the elastic body 128a and the pin 128b It retracts elastically by elastic force (restoration force), and waits for the conveyance of the subsequent power terminal of a power supply terminal strip.

Meanwhile, referring to FIGS. 5B and 5C, a guide hole 121a is formed in the lower surface base 121 in a direction crossing the length direction of the second rail 123, and the second rail 123 is formed. ) Is coupled to the guide hole 121a by the bolt 121b so that the gap g with the first rail 122 may be adjusted. In addition, the second rail 123 supports to prevent sagging or deformation of the power terminal strip supplied by the power terminal supply unit 120.

In addition, the cover 124 may be variably coupled to the side base 121 by a bolt 124b for coupling through the guide hole 124a.

Therefore, according to the configuration of the power supply unit as described above, there is no need to apply by one-to-one precision grinding processing according to the power supply terminal specifications, the first rail 122 and the second rail ( By configuring the base 121 and the cover 124 in a variable type to adjust the gap (g) between the 123, it is possible to carry out the binding process without replacement according to the power terminal specifications to reduce the processing cost and reduce the process time Reduction in production efficiency.

As enlarged in FIG. 6A, the power terminal pressurizing unit 140 may include a band of a power terminal strip formed at the lower end of the pressing block 141 and the pressing block 141 to which the power terminals are continuously connected. It consists of a cutting pin 142 for cutting, a separation prevention pin 143 for preventing the separation of the coated wire, a pair of jig (144, 145) for crimping the insulating material barrel and the core wire barrel, the insulating material and the core wire, respectively, The coated wire seated on the seating unit 115 of the seating unit 110 and the power terminal transported by the power terminal transfer unit 130 are pressed to bind.

In addition, the power supply terminal pressing unit 140 includes a main control plate 146 for adjusting the pitch (pressure height) of the

jig

144, 145, and a fine control plate 147 for finely adjusting the pitch of the jig (144, 145).

As shown in FIG. 6B, the guide block 150 guides the lifting stroke of the mounting block 110 of the pressing block 141. As described above, the pressing block 141 is When lifted, the interlocking finger 131 advances the power terminal toward the seating unit 110, and when the pressing block 141 descends, the interlocking finger 131 retreats and the subsequent power terminal seating unit 110. Wait for transfer to).

In addition, the oilless bearing 151 may be coupled to the inner side of the guide block 150 in close contact with the lifting block 141 by the plurality of bolts 151a.

That is, the oilless bearing 151 may be formed on the slide contact surface of the pressing block 141 and the guide block 150 to improve durability and wear resistance.

In addition, by forming the intermediate region of the pressing block 141 into the concave shape (c) curved inwardly to reduce the thickness and weight of the guide block 150, it is possible to simplify the design and design, and to bind the short-covered wire The process can be performed smoothly.

Meanwhile, in the present invention, as illustrated in FIG. 7, air discharge holes 152 and 152 ′, which are vertically perforated from the first moving rod 155, are formed on both upper sides of the guide block 150, respectively. On both sides of the front surface of the guide block 150, the bolting member coupling holes 153, 153` through the horizontal direction from the discharge holes 152, 152` in each of the air is formed, respectively, each bolting The bolting member 154 is screwed to the member coupling holes 153 and 153`.

The air discharge holes 152 and 152 ′ are configured to move forward and backward according to the flow of air when the air valve shaft 133 is seated on the first moving rod 155. It serves to discharge the air in the (155) to the outside.

The bolting member coupling hole (153, 153`) is formed in communication with the air discharge hole (152, 152`) coupling of the bolting member 154 is coupled to the bolting member coupling hole (153, 153`) By controlling the amount of air discharged to the outside according to the control, when the air valve shaft 133 moves in the forward, backward direction, by adjusting the speed of the reduced section the power terminal transfer unit 130 and the power terminal The stable driving of the pressing unit 140 is possible.

On the other hand, by reducing the weight by forming the base 121 and the guide block 150 of the power supply terminal 120 made of aluminum material, it is possible to eliminate the inconvenience of transportation and mounting due to the exchange of equipment due to the weight, durability And wear resistance can be improved.

The embodiments described in the specification and the drawings shown in the drawings are only the most preferred embodiments of the present invention, and do not represent all of the technical idea of the present invention, and various equivalents may be substituted for them at the time of the present application. It should be understood that there may be water and variations.

Claims

A seating portion in which a seating plate on which the insulation wire of the terminal is coated to which the core wire is exposed is seated;

A base, a first rail formed on the base and a second rail variably spaced from the first rail, and formed to adjust a gap, and formed at a predetermined height on the first and second rails, and one side is bent. A power supply terminal for supplying to the seating portion a power supply terminal strip which is composed of a cover, the power supply terminal consisting of a core wire barrel, an insulation material barrel, and a power supply connection terminal connected by a band;

A power terminal feeder for stably transferring the power terminal strip supplied by the power supply terminal supply unit to the seating unit by a finger;

A pressing block, a cutting pin formed at a lower end of the pressing block to cut the power terminal strip, a release preventing pin to prevent separation of the sheathed wire, the insulating material barrel and the core wire having the insulating material and the core wire respectively disposed; A power supply terminal pressurizing unit configured to press and bind the coated wire seated on the seating portion and the power supply terminal conveyed by the power supply terminal transfer unit, the jig for pressing the barrel;

Guide the lifting stroke to the seating portion of the pressing block, consisting of a guide block is formed in the first, second, third moving rod,

When the pressure block is elevated, the finger interlocks to advance the power terminal toward the seating portion, and when the pressure block is lowered, the finger interlocks to retreat and wait for the subsequent power terminal to be transferred to the seating portion. , Power terminal binding device.
The method of claim 1,

One side of the pressing block is formed with a guide groove bent in the lifting direction,

The power terminal transfer unit includes an air valve shaft inserted into the first moving rod and determining an injection direction of the air charged from the air inlet, and inserted into the second moving rod and injected into the front or rear end of the air valve shaft. A cylinder shaft that is retracted or advanced by air, a bracket shaft inserted into the third moving rod and connected to the cylinder shaft, and a finger formed on one side and a transfer rod connected to the bracket shaft on the other side,

When the pressure block is raised and lowered, the air valve shaft injects air to the rear end of the cylinder shaft by the guide groove so that the interlocked finger advances the power terminal toward the seat, and the pressure block When descending, the air valve shaft injects air into the front end of the cylinder shaft by the guide groove so that the driven finger retreats and waits for the subsequent power terminal to be transferred to the seating portion. Terminal fasteners.
The method of claim 2,

Air discharge holes are formed in each of the upper side of the guide block in the vertical direction through the first moving rod,

On both sides of the front surface of the guide block is formed a bolting member coupling hole through the air in the horizontal direction from the discharge hole, respectively,

Powering device binding device, characterized in that the bolting member is coupled to each of the bolting member coupling hole is formed.
The method of claim 1,

The power terminal supply unit,

A side frame formed in a c-shape adjacent to the first rail, a lever penetrating the side frame and coupled to the first rail, and an upper portion of a lower bent surface of the side frame and a lower side of the first rail. The pin further includes an elastic body and a pin interposed therebetween, and when the power terminal is transferred to the seating part by the finger, the first rail is lifted by the rotation of the lever to be in close contact with the cover bent in the 'A' shape. The terminal strip is pressed, the finger interlocks during the descending stroke of the power terminal pressurizing portion, and the finger retreats to wait for the transfer of the subsequent power terminal strip,

The base is formed with a guide hole in a direction crossing the length direction of the second rail, the second rail is coupled to the guide hole by a bolt, characterized in that the gap with the first rail is adjusted, Power terminal binding device.
The method of claim 1,

The power terminal supply unit,

And a stopper on an inner side facing the guide block of the power terminal supply unit which cooperates with a lifting stroke of the power terminal pressurizing unit to limit an excessive supply operation of the power terminal supply unit, wherein the stopper is formed of an elastic body. Power terminal binding device.
The method of claim 1,

The power terminal binding device, characterized in that the oilless bearing is coupled to the inner side of the guide block in contact with the lifting stroke of the pressure block.
The method of claim 1,

The base and the guide block of the power supply terminal supply unit, characterized in that formed of aluminum material, power terminal binding device.