KR20090106858A - Terminal cramping machine for electric source - Google Patents

Abstract

PURPOSE: A power terminal press capable of automatic air control is provided to adjust a transfer distance using a front stopper or a rear stopper even though a size of a pressurization terminal is changed, thereby exactly locating the pressurization terminal at a wire. CONSTITUTION: A power terminal press capable of automatic air control includes a base member, a punching unit, a pressurization terminal transfer unit(30) and a driver. The base member receives air. The base member is perpendicularly formed. The punching unit is installed in the front surface of the base member to punch a pressurization terminal in an end of a wire and controls air supplied to the base member during up/down movement. The pressurization terminal transfer unit supplies a pressurization terminal to the punching unit.

Description

Power terminal presser with automatic air control {TERMINAL CRAMPING MACHINE FOR ELECTRIC SOURCE}

The present invention can automatically control the on / off of the air supplied to the power terminal compressor every time the punching stroke punching up and down once, the power terminal capable of automatic air control that can perform the pressing process more quickly Relates to a compactor.

In general, a power terminal crimp for attaching a crimp terminal to the end of an electric wire by press molding is largely classified into an end type used to connect the crimp terminals to each other in the longitudinal direction and a side type in which a connection part of the crimp terminal is located laterally.

The power terminal crimping machine peels off the cover of the wire end cut to the required length to a certain length, and crimps the wire barrel of the crimp terminal of a certain shape and dimension to the conductor part (core wire part) where the cover of the wire end is peeled off. Insulated barrel is crimped to the insulating resin covering of the wire end.

In order to squeeze the conventional crimp terminal to the wire continuously, the prior art "Punching height adjusting device of power terminal magnetic crimp" is disclosed in Korean Patent Publication No. 10-2004-0001983 (published: Jan. 7, 2004) It became.

The punching height adjusting device of the conventional power terminal compressor is as follows.

As shown in FIGS. 1 and 2, the interlocking bar interlocks horizontally every time the punching stroke 2 and the wire punching portion 3 are punched up and down by the shank 100 connected to the press apparatus. The transfer arm 5 and the finger 6 connected to (4) are unrolled in a rolled state to transfer the crimp terminal 1a mounted on the carriage 7 by one pitch.

At this time, when the crimp terminal 1a to be conveyed is conveyed by one pitch, the crimp terminal 1a of the first end is placed on the crimping table 8 of the tip of the transport table 7, so that it is placed on the crimping table 8. Inserting the wire (1) with the bare wire ends peeled over the crimping terminal (1a), the coating punching part (2) and the wire punching part (3) are lowered together with the shank (100) connected to the press device. The wire barrel 1b and the insulating barrel 1c of the crimp terminal 1a are pressed against the conductor portion and the covering portion.

Since the above operation is performed continuously, a large amount of crimp terminals 1a can be continuously punched.

Since the power terminal crimping machine must punch the crimp terminal 1a and the electric wire 1 with an optimal crimping force so that the crimping portion does not fall within the specified tensile load range, the cover / wire punching part 2, 3 The upper / lower adjusting parts 200 and 300 and the fine adjusting part 400 for adjusting the punching strength are provided with the shank 100 and the fixing member on the upper side of the slider 9a provided with the protrusion 9b in the guide block 9. 500).

However, the conventional power terminal crimp configured as described above has the transfer arm 5 and the finger 6 connected to the interlocking bar 4 interlocking horizontally to transfer the crimp terminal 1a horizontally from the carriage 7. At this time, since the operation of the interlocking bar (4) and the transfer arm (5) is made by the elasticity of the spring, there is a structural problem that the spring is deformed during the long time use, the transfer of the crimp terminal (1a) is not made correctly.

An object of the present invention is to control the on / off of the air supplied to the power supply terminal compressor every time the punching stroke punching up and down once, it is possible to adjust the automatic air to perform the pressing process more quickly To provide a power terminal compressor.

Another object of the present invention is to provide a power terminal compressor that can be automatically controlled by the air terminal compression simply to form a simple configuration that can be easily repaired in the event of a failure.

Still another object of the present invention is to provide a power terminal compressor capable of automatically adjusting the air by transferring the crimp terminal with the pressure of air.

Still another object of the present invention is to provide a power terminal compressor having an automatic air control capable of adjusting a feeding distance even if the size of the crimp terminal is changed by having a front stopper and a rear stopper.

The power terminal terminal of the present invention can be automatically adjusted, and the terminal member is vertically formed and receives air therein; A punching part installed at the front surface of the base member to punch the crimp terminal at the end of the electric wire and to control the air supplied to the base member during vertical movement; A crimp terminal transfer part supplying a crimp terminal to the punching part; It characterized in that it comprises a drive unit for driving the crimp terminal transfer unit using the air supplied to the base member.

Preferably, the base member, the air ball is formed on the outer surface of the base member to receive air from the outside; An air hole formed in the inner surface of the base member to move the air supplied to the air ball; An adjusting hole extending from an inner side surface of the base member to a punching portion and an air hole; And a discharge hole connected to one side of the air hole to discharge the control hole and the air to the outside.

Preferably, the punching unit, and the punching body which is located on the inner surface of the base member and the lifting guide groove is vertically formed; A punching member which is lifted along the lifting guide groove; A bending groove formed at the rear of the punching member; Located in the control hole of the base member characterized in that it comprises an adjusting portion for controlling the air supplied to the air hole in accordance with the lifting of the punching member.

Preferably, the bent groove, the upper portion is formed vertically in the entire length of the punching member, the central portion is formed to be inclined diagonally, the lower portion is characterized in that formed again vertically.

Preferably, the adjusting unit, the roller is moved to the left and right along the bending groove; Located inside the adjusting groove, the roller is coupled to one side, characterized in that it comprises an air adjusting member moved together from side to side when the roller is moved left and right.

Preferably, the end of the air adjusting member is characterized in that a plurality of stoppers are installed to be spaced apart at regular intervals to open and close the air hole and the discharge hole during the left and right movement of the air adjusting member.

Preferably, the drive unit, and the auxiliary base member provided on the other front side corresponding to the punching portion formed in the base member; An auxiliary air hole formed horizontally in the auxiliary base member; A connection hose connecting the air hole and the auxiliary air hole of the base plate; A piston member hole connected to the auxiliary air hole and formed to pass through one end of the auxiliary base member; A piston member inserted into the piston member hole and having one end fixed to the rear of the crimp terminal transfer part; It characterized in that it comprises an elastic member for connecting the crimp terminal transfer unit and the auxiliary base member.

Preferably, the crimp terminal transfer unit, and the compression body is located between the auxiliary base member and the punching portion, respectively connected to the piston member and the elastic member of the drive unit; It is characterized in that it is provided on the lower portion of the crimping body and provided with a finger for pushing the crimping terminal.

Preferably, the front stopper portion for adjusting the advance distance is formed on one side of the front side of the crimp terminal transfer portion, the rear stopper portion for adjusting the position where the crimp terminal transfer portion is restored by the elastic member is further formed on the rear side of the crimp terminal transfer portion It is characterized by.

The power terminal compressor with automatic air control according to the present invention can automatically control the on / off of air supplied to the power terminal compressor each time the punching part is punched up and down once, without requiring a separate control device. There is also an advantage that can perform the pressing process more quickly.

In addition, even if the size of the crimp terminal is changed, the feeding distance can be adjusted by using the front stopper or the rear stopper, which has the advantage of accurately positioning the crimp terminal on the wire.

In addition, there is no need for a separate device and program for forcibly turning on / off the air as in the related art, because it is always supplied from one air supply to which air is always supplied.

Since only the separate air is used to transfer the crimp terminal, the configuration is simple and requires less volume and has the advantage of less noise.

In addition, by simply forming the power terminal crimping machine, the configuration is simple, so that it can be easily replaced even in case of failure.

And, there is an advantage that the noise is less by transferring the crimp terminal to the pressure of the air.

It will be described below in detail with respect to the power terminal compressor capable of automatic air adjustment using the present invention attached drawings.

As shown in Figures 3 to 5, the power terminal compressor is capable of automatic air adjustment according to an embodiment of the present invention is formed vertically of the base member 11 and the air supplied to the inside of the base member 11, Pressed by using a punching unit 20 installed on the front surface to punch the crimp terminal to the end of the wire, a crimp terminal transfer unit 30 for supplying the crimp terminal to the punching unit 20, and air supplied to the base member It consists of a drive unit 40 for driving the terminal transfer unit (30).

The base member 11 is formed in the outer surface of the base member air hole 12 to receive air from the outside, the air hole formed in the inner surface of the base member supplied to the air hole 12 is moved ( 13) and a control hole 14 extending from the inner side of the base member to the punching part and the air hole and a discharge hole 15 connected to one side of the air hole 13 so as to communicate with the control hole 14. . In addition, the air hole 13 is connected to one end of the connecting pipe 42, the other end of the connecting pipe 42 is connected to an external air supply (not shown) for supplying air.

The punching part 20 is located on the inner side of the base member, the punching body 21 in which the lifting guide grooves 22 are vertically formed, the punching member 23 lifting up and down along the lifting guide grooves 22, and the punching member. And a bent groove 25a formed at the rear of the 23, and an adjusting part 25 which is positioned inside the adjusting hole 14 of the base member and controls the air supplied to the air hole as the punching member is raised and lowered.

Here, the bent groove 25a is formed vertically in the upper portion of the entire length of the punching member 23, the middle portion is formed to be inclined diagonally, and the lower portion is formed vertically again.

On the other hand, the adjuster 25 is a roller 25b which is moved to the left and right along the bending groove 25a, and is located inside the adjusting groove 14, the roller is coupled to one side together left and right when moving the left and right of the roller 25b It may be configured to include a moving air control member (25c). At this time, the adjustment hole 14 is formed to pass through the air hole 13. Therefore, since the roller 25b is moved left and right by lifting and lowering the punching member 23, the air adjusting member 25c coupled to the roller 25b can also be moved horizontally along the adjusting hole 14 horizontally. have.

Further, a plurality of stoppers 25d are provided at the ends of the air adjusting member 25c to be spaced apart at set intervals. At this time, the air hole 13 and the discharge hole 15 is formed to be disposed between the plurality of stoppers 25d spaced apart from each other.

Therefore, when the plurality of stoppers 25d are advanced so that one of the plurality of stoppers 25d closes the discharge hole 15 and the portion between the plurality of stoppers 25d is positioned to penetrate the air hole 13, When the air is supplied through the air hole 13 and the plurality of stoppers 25d are moved and positioned so that the portion between the plurality of stoppers 25d is located in the air hole 13 and the discharge hole 15, the air hole Air supplied to the 13 is discharged through the discharge hole (15)

The driving part 40 includes an auxiliary base member 41 provided on the other front side corresponding to the punching part 20 formed on the base member 11, an auxiliary air hole 43 formed horizontally on the auxiliary base member 41, and , A connecting hose 45 connecting the air hole 13 and the auxiliary air hole 43 of the base plate, and a piston member connected to the auxiliary air hole 43 and penetrating through one end of the auxiliary base member 41. The hole 46, the piston member 47 is inserted into the piston member hole 46 and one end is fixed to the rear of the crimp terminal transfer portion 30, the crimp terminal transfer portion 30 and the auxiliary base member 41 It is provided with an elastic member 48 for connecting.

The crimp terminal transfer part 30 is located between the auxiliary base member 41 and the punching part 20, and the crimping body 31 connected to the piston member 47 and the elastic member 48 of the driving part, respectively, and the crimping body. It is installed at the lower portion of the sieve 31 may be implemented by a finger 33 for pushing the compressed terminal. At this time, when the piston member hole 46 and the piston member 47 are provided with a plurality of spaced apart up and down, the crimp terminal transfer unit 30 can be accurately moved horizontally. In addition, the finger 33 is preferably installed to be rotated by the hinge 35 to the pressing body (31).

In addition, a lower portion of the crimp terminal feeder 30 is provided with a conveyance table 15 through which the crimp terminal is conveyed.

Therefore, the crimp terminal feeder 30 may advance and retract horizontally in the auxiliary base member 41 to supply the crimp terminal to the punching part 20, and the electric wire is crimped when the punching part 20 crimps the crimp terminal. Arranged on the base 60, the crimp terminal is crimped to one end of the wire. That is, when the finger 33 connected to the crimp terminal feeder moves forward, it pushes the rear of the crimp terminal and supplies it, and when it is rotated backward, it is rotated when it moves backward and is pushed to the rear of the next crimp terminal. . At this time, when the punching unit 20 punches once, the driving unit 40 drives the crimp terminal transfer unit 30 once to supply the crimp terminals one by one.

On the other hand, the front terminal of the crimp terminal transfer unit 30 may be configured to further include a front stopper 50 for adjusting the advance distance of the crimp terminal transfer unit (30).

In addition, the front stopper part 50 may include a screw groove 51 formed at the front of the crimp terminal transfer part 30 and a screw member 53 screwed to the screw groove 51.

Here, the front stopper 50 may be advanced so that the compressed terminal transfer unit 30 is in contact with one side of the punching unit 20 to stop. That is, when the screw member 33 is loosened, the terminal supply distance of the crimp terminal transfer part 30 becomes narrow, and when the screw member 33 is tightened, the terminal supply distance becomes long. At this time, the cushion member 55 may be further installed on the head of the screw member 33.

In this way, if the front stopper is set, the forward distance of the finger mounted on the crimp terminal transfer unit 30 can be adjusted, so that the forward movement distance of the finger can be accurately calculated according to the type of the crimp terminal.

On the other hand, the crimp terminal transfer unit 30 may be configured to further include a rear stopper portion 70 for adjusting the position where the crimp terminal transfer unit 30 is restored by the elastic member 48.

The rear stopper part 70 may include a screw hole 71 formed to penetrate the rear surface of the auxiliary base member 41 and a screw member 73 threaded to protrude through the screw hole 71. have.

In this case, when the screw member 73 is rotated and tightened, the crimp terminal transfer part 30 is advanced to approach the punching part 20. Then, when the screw member 73 is loosened, the crimp terminal transfer part 30 is reversed to move away from the punching part 20. That is, when the screw member 73 is tightened, the screw member 73 may push the rear of the crimp terminal transfer part 30 to adjust the distance.

As described above, the present invention can precisely supply the crimp terminals in response to various types of crimp terminals by adjusting the separation distance of the crimp terminal transfer part 30.

As such, when the rear stopper is set, the distance between the crimp terminal transfer unit 30 and the finger retraction distance can be adjusted by the elastic member, so that the backward movement distance of the finger can be accurately calculated according to the type of the crimp terminal.

Looking at the operating state of the power terminal compressor that can be adjusted to the automatic air having such a configuration, first,

When the punching member 23 of the punching part 20 rises along the lifting guide groove 22, the roller located in the bending groove 25a formed at the rear of the punching member 23 moves to the right, and the air connected to the roller The adjusting member 25c is also moved to the right together. Accordingly, one of the plurality of plugs 25d connected to the end of the air adjusting member 25c closes the discharge hole 15 while the portion between the plurality of plugs 25d is penetrated through the air hole 13. . Therefore, external air is supplied to the piston member hole 46 through the air hole 13 and through the auxiliary air hole 43. At this time, the air introduced into the piston member hole 46 pushes the piston member 47 to advance the crimp terminal transfer part 30, and the finger 33 connected to the crimp terminal transport part 30 moves forward to move the rear of the crimp terminal. It pushes and supplies it to the punching part 20.

On the other hand, when the punching member 23 of the punching part 20 descends along the lifting guide groove 22 to press the crimping terminal, the roller located in the bending groove 25a formed at the rear of the punching member 23 is Moving to the left, the air adjusting member 25c connected to the roller is also moved to the left together. Accordingly, when the plurality of stoppers 25d are moved and positioned so that the portions between the stoppers 25d connected to the ends of the air adjusting member 25c are positioned in the air holes 13 and the discharge holes 15, the piston The air, which pushes the member 47 and makes the crimp terminal feeder 30 whole body, is discharged through the discharge hole 15. Therefore, the crimp terminal transfer unit 30 is reversed by the elasticity of the elastic member 48 connected thereto and returned to its original position.

Therefore, it is not necessary to forcibly control the on / off of the air supplied to the power terminal compressor, and the punching unit 20 is continuously controlled automatically every time the punching stroke is performed up and down once, so that the pressing process may proceed more quickly. Can be.

It is to be understood that the present invention is not limited to the above-described preferred embodiments, but can be practiced in various ways without departing from the spirit of the present invention in various ways. If you can easily understand.

If the implementation by such improvement, change, substitution or addition falls within the scope of the appended claims below, the technical spirit is also regarded as belonging to the present invention.

1 is an exploded perspective view of a conventional compactor.

Figure 2 is a partial cross-sectional view of a conventional compactor.

3 is a perspective view of a power terminal compressor according to an embodiment of the present invention.

4 is a front view of FIG. 1;

Figure 5 is a rear view showing the adjustment portion and the drive unit that is the main portion of the present invention.

Figure 6 is a front view showing the drive portion and the front stopper which is the main portion of the present invention.

Figure 7 is a rear view showing a state in which the punching portion of the present invention is raised.

Figure 8 is a front view showing a state in which the punching portion of the present invention is raised.

9 is a perspective view showing a state before the rear stopper is tightened.

10 is a perspective view showing a state after the rear stopper is tightened.

<Description of Symbols for Major Parts of Drawings>

10: height adjustment part 20: punching part

30: crimp terminal transfer unit 40: drive unit

60: crimping table

Claims (12)

A base member vertically formed to receive air therein; A punching part installed at the front surface of the base member to punch the crimp terminal at the end of the electric wire and to control the air supplied to the base member during vertical movement; A crimp terminal transfer part supplying a crimp terminal to the punching part; And a drive unit for driving the crimp terminal transfer unit by using the air supplied to the base member. The method of claim 1, wherein the base member, An air ball formed on an outer surface of the base member to receive air from the outside; An air hole formed in the inner surface of the base member to move the air supplied to the air ball; An adjusting hole extending from an inner side surface of the base member to a punching portion and an air hole; And Connected to one side of the air hole is a power terminal compressor that can control the automatic air, characterized in that it comprises a discharge hole for discharging the air to the outside. The method of claim 1, wherein the punching unit, A punching body disposed on the inner side of the base member and having a lifting guide groove formed vertically; A punching member which is lifted along the lifting guide groove; A bending groove formed at the rear of the punching member; And a control unit for controlling the air supplied to the air hole according to the lifting and lowering of the punching member while being located inside the adjusting hole of the base member. The method of claim 3, wherein the bent groove, The upper terminal is formed vertically in the entire length of the punching member, the middle portion is formed to be inclined diagonally, the lower portion is formed again vertically power supply terminal compressor capable of adjusting the air. The method of claim 3, wherein the control unit, A roller which is moved left and right along the bending groove; The air terminal is a power terminal compressor that can be adjusted to the inside of the adjusting groove, the roller is coupled to one side and comprises an air adjusting member to move together from side to side when the roller is moved left and right. 6. The power terminal of claim 5, wherein a plurality of stoppers are installed at ends of the air adjusting member so that left and right sides of the air adjusting member are spaced at regular intervals to simultaneously open and close the air hole and the discharge hole. press. The method of claim 1, wherein the driving unit, An auxiliary base member installed on the other front side corresponding to the punching portion formed on the base member; An auxiliary air hole formed horizontally in the auxiliary base member; A connection hose connecting the air hole and the auxiliary air hole of the base plate; A piston member hole connected to the auxiliary air hole and formed to pass through one end of the auxiliary base member; A piston member inserted into the piston member hole and having one end fixed to the rear of the crimp terminal transfer part; And a pressurizing terminal feeder and an elastic member connecting the auxiliary base member. The method of claim 1, wherein the crimp terminal transfer unit, A compression body positioned between the auxiliary base member and the punching portion and connected to the piston member and the elastic member of the driving unit, respectively; A power terminal compressor capable of automatic air control, characterized in that it is provided in the lower portion of the crimping body and provided with a finger for pushing and feeding the crimp terminal. [9] The power terminal compressor of claim 8, wherein a front stopper portion is further formed on one side of the front side of the crimp terminal transfer part. The method of claim 9, wherein the front stopper portion, A screw groove formed in front of the crimp terminal feeder; A power terminal compressor capable of automatic air control, characterized in that the screw member is screwed to the screw groove. [9] The power terminal compressor of claim 8, wherein a rear stopper portion is further formed on one side of the back side of the crimp terminal transfer part to adjust a position where the crimp terminal transfer part is restored by the elastic member. The method of claim 11, wherein the rear stopper portion, A screw hole formed to penetrate the rear surface of the auxiliary base member; It may be configured to include a screw member threaded to protrude through the screw hole to protrude.

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