KR100322501B1 - A method of and apparatus for making End-eye of power transmitting cable - Google Patents

Abstract

PURPOSE: A method and an apparatus for manufacturing end eye for vehicle power cables are provided to reinforce welding portion so that the ring is connected to the rod as it is without damage of the ring when connecting a ring to a rod, and automate manufacturing process of the end eye for vehicle power cables for mass-production. CONSTITUTION: The apparatus for manufacturing end eye for vehicle power cables comprises a ring transfer unit(200) comprising a ring load frame(210) in which a plural rings are loaded, a guide way(212) which is connected to the ring load frame(210), a ring supply stand in which rings are first waited at the lower part of the guide way(212), a finger member(232) for moving the rings from the upper part of the ring supply stand, a picking arm(234) for performing picking operation of the finger member(232), and a fourth cylinder(220) for moving the picking arm(234) side to side so that the rings are transferred to a ring support(102) one after another; a rod supply unit(300) comprising a rod stacking chamber(302), a push means that is installed at the bottom in front of the rod stacking chamber(302), guiding stands for guiding and waiting rods ascended by operation of the push means, and a sixth cylinder(310) for moving the guided rods to the side surface so that the rods are positioned on the rod support(104); and a welding unit(100) comprising a first polar ring support on which the rings are positioned, a rod support(104) that is separated in the insulating state by having a polarity different from the ring support(102), first and second pressing members(106,108) which are ascended or descended and pressed from the upper part of the ring support(102) and the rod support(104), a second cylinder(130) for giving ascent and descent forces to a first pressing member(106), a third cylinder(140) for giving ascent and descent forces to a second pressing part(108) through a lever(142), and a power supply means for impressing a power source to the first and the second pressing members(106,108) so that a contact part between the ring and the bar is electric welded by pressing the ring and the bar and impressing a power source having different polarities to the ring and the bar at the same time.

Description

A method of and apparatus for making End-eye of power transmitting cable

The present invention relates to a method and a device for manufacturing an end eye for a vehicle power cable connected for power transmission of a vehicle transmission and an accelerator. Specifically, in the connection of the ring and the rod forming the end eye, the supply of the ring and the rod, The present invention relates to a method for manufacturing an end eye for a vehicle power cable and an apparatus thereof, which enables a process of performing electric spot welding from a transfer by one continuous automatic system.

Conventionally, as shown in FIG. 8, a hole 3 is formed in one side of the ring 1, and the screw 4 of the rod 2 is screwed into the spiral 5 formed in the hole 3. Individual end welds have been manufactured by hand.

This end-eye manufacturing method includes the steps of forming a groove in the ring, spiraling the groove, forming a screw at the tip of the rod, screwing the ring and rod together, and welding the connected ring and rod individually. Many manual processes are required.

Therefore, there are too many process steps for the manufacture of one end eye, and the welding work for manual welding separately is cumbersome. There was a problem that damaged and required post-processing care.

The present invention removes the manualness of the conventional end-eye manufacturing method as described above, and manufactures a new end-eye which improves the strength of the connection part while allowing automatic welding instead of individual welding to enable a large amount of production quickly and easily. Its purpose is to provide a method and apparatus.

1 is a perspective view of an end-eye manufacturing apparatus according to the present invention,

Figure 2 is a schematic cross-sectional view of a welded part according to the present invention end-eye manufacturing apparatus,

Figure 3 is a schematic plan view for explaining the picking structure of the ring transfer means according to the end-eye manufacturing apparatus of the present invention;

Figure 4 is a side schematic view for explaining a ring transfer state of the ring transfer means according to the end-eye manufacturing apparatus of the present invention,

Figure 5 is an installation of rod supply apparatus according to the invention the end eye manufacturing apparatus

Figure 6 is a plan view schematically showing the discharge structure of the rod supply device and the finished product end eye according to the end-eye manufacturing apparatus of the present invention,

7 is a process chart according to the present invention, the end eye manufacturing method, and

8 is an exploded perspective view illustrating a method of manufacturing a conventional end eye.

※ Explanation of symbols for main parts of drawing

10: Welding step ............ 12: Waiting process

14: Pressurization process ............ 16: Welding process

20: Ring supply step ....... 22: Ring supply process

24: Picking process ..... 30: Rod feeding step

32: Rod Feeding Process ... 34: Rod Feeding Process

100: Welding device ............ 102: Ring support

104: Rod support ..... 106: 1st pressure member

108: Second pressure member .... 110: First cylinder

112: Piston rod ... 120

122: As a guide ......... 130: 2nd cylinder

140: third cylinder ......... 142: lever

150: Support ......... 200: Ring feeder

202: Support stand ......... 210: Ring loading stand

212: For guidance ............... 214: Ring feeder

222: piston rod ..... 220: fourth cylinder

224: Guide rod ......... 230: Transport means

232: finger member ........ 234: picking arm

300: Rod feeding device ..... 302

304: Rod guide ......... 310: 6th cylinder

312: piston rod ..... 320: push means

322: piston rod ..... 324: fifth cylinder

326: Information desk ......... 400: End-eye

410: Rod ............... 420: Ring

End eye manufacturing method of the present invention for achieving the above object,

Seating the ring on the ring support and seating the rod on the support, waiting for each stand at regular intervals; At the same time as the pressurization, the rod butt is moved momentarily to remove the gap between the ring butt, and the ring and the rod are in close contact, and when the ring and the rod are in contact, the power is applied to each pedestal so that the ring and the rod are kept electrically. There is a characteristic consisting of a process to be welded.

In addition, an end-eye manufacturing apparatus for implementing such a method includes a ring restraint, a rod restraint insulated from the ring restraint, a first pressurizing member which is lifted and pressed toward an upper portion of the ring restraint, and A second pressurizing member which is lifted and pressed from the upper part of the rod support, a second cylinder for giving the lifting force to the first pressurizing member, a lever for giving the lifting force to the second pressurizing member, and one side of the lever A welding device comprising a manufactured third cylinder, power supply means for applying power to the first and second pressure members, the lever, and a support for supporting the first and second pressure members; A ring loading stand, a guide path for lowering and feeding the ring, a ring feeding stand positioned at the lower end of the guide passage, a finger member for picking up and transporting the ring located above the ring feeding stand, A ring transfer means having a picking arm for performing a picking operation of a finger member, a fourth cylinder for transferring the picking arm, a fourth cylinder, and a support for supporting the picking arm; And a bag material chamber, a push means installed at the bottom of the bag material chamber, a guide for lowering the raised rod downward and a guide bar for staying the guide rod, and a fifth rod for moving the rod laterally. The rod supply device made of a cylinder has a feature of providing an end-eye manufacturing apparatus in which electrical welding is performed by applying power after pressing a ring and a rod on a pedestal having different polarities.

Hereinafter, with reference to the accompanying drawings will be described in detail a preferred embodiment of the end-eye manufacturing method and apparatus of the present invention.

1 is a perspective view of the end-eye manufacturing apparatus of the present invention, and FIG. 2 is a schematic sectional view of a welded part of the end-eye manufacturing apparatus of the present invention.

According to the drawings, the present invention is largely divided into a welding device 100, a ring transfer device 200, and a rod supply device 300. In the present invention will be described from the welding apparatus 100 corresponding to the front of the structure.

As shown in FIGS. 1 and 2, the welding apparatus 100 includes a support 150 formed in the whole frame. On one side of the support 150, a ring holder 102 having a first polarity having a protrusion into which a ring is inserted upward, and a separation groove along the upper surface when the ring holder 102 is insulated from the ring stand 102 by a predetermined interval. The second polar rod support 104 having the same position) is positioned. The first pressing member 108 which is lowered and pressed toward the upper surface of the ring support 102 is positioned on the upper portion of the ring support 102, and the second pressing member 106 is positioned on the upper portion of the rod support 104. do.

At the rear of the rod support 104, a first cylinder 110 for pushing the rod support 104 is installed, and the piston rod 112 is drawn out to an appropriate length at the tip end thereof.

On the first pressing member 108, a second cylinder 130 for providing a lifting force to the first pressing member 108 is installed on the upper portion, the second pressing member 106 is a lever 142, The third cylinder 140 installed at the rear of the lever 142 is installed to apply a pressing force to the second pressing member 106.

Meanwhile, predetermined power is applied to the lower ends (parts in contact with each pedestal) of each of the first and second pressing members 106 and 108, and is supplied through a power supply unit installed in the support 150. A detailed description of the power supply means will be omitted.

The support 150 is supported by the lever 142 and the first and second pressing members 106 and 108.

The first and second pressurizing members 106 and 108 of the welding apparatus 100 are pressurized by the hydraulic ring pressure 102 and the second polar rod support 104 of a considerable hydraulic pressure. At the same time, the rod 410 is placed to strongly push the pressurized rod support 104 as the first cylinder 110, and at the same time, currents having different polarities are applied to the first and second pressing members 106 and 108, respectively. By applying it, the contact portion of the ring 420 and the rod 410 is compressed and at the same time in an electric welding state.

Meanwhile, FIG. 3 is a schematic plan view for explaining a picking structure of a ring transfer means according to the end eye manufacturing apparatus of the present invention, and FIG. 4 is a view illustrating a ring transfer state of the ring transfer means according to the end eye manufacturing apparatus of the present invention. Side schematic.

Ring transfer means 200 of the end-eye manufacturing apparatus of the present invention as shown in the drawings and the accompanying drawings shown in FIG. 1 is a ring loading table 210 and a plurality of rings loaded with a plurality of rings in order to supply a large ring; It consists of a conveying means 230 for conveying.

The ring loading stand 210 is formed in a cylindrical shape and a vortex-shaped guide is formed along the inner wall thereof, and a plurality of rings are stacked to be sequentially pushed up.

A guide path 212 for lowering and supplying a ring is connected to the ring loading stand 210, and a ring supply table 214 is connected to a lower end of the guide path 212.

The ring moving means 230 includes a finger member 232 for picking up and transporting a ring located above the ring supply table 214 and a picking arm 234 for performing a picking operation of the finger member 232. The picking arm 234 is operated by a predetermined hydraulic pressure operation, and enables the up and down operation of the finger member.

The entire ring movement means 230 is provided with a fourth cylinder 220 for left and right movement, the piston rod 222 connected thereto is inserted into the guide rod 224 to move the picking arm 234. It is. These are supported by the support 202.

Therefore, when the finger member 232 of the picking arm 234 is positioned on the supplied ring 420 and the finger member 232 picking up the ring 420 moves upward, the fourth cylinder 220 is operated. It proceeds to move up to the ring support 102, and then the finger member 232 floating in the upper is lowered on the ring support 102 to put down the ring 420. Thereafter, the aforementioned pressing member 106 is lowered and simultaneously pressed.

In addition, Figure 5 is an installation of the rod feeder according to the end-eye manufacturing apparatus of the present invention, Figure 6 is a plan view showing the discharge structure of the rod feeder and the finished product end eye according to the end-eye manufacturing apparatus of the present invention.

The rod supply apparatus 300 is demonstrated as shown in this figure and FIG.

The rod feeder 300 is installed at the bottom of the barn chamber 302, the front of the barn chamber 302, push means 320 for raising the bar 410, and guides the raised rod downward; It consists of a guide guide 326 installed inclined to descend to the side, a guide bar for moving the guide, the lowered rod 410 a predetermined distance to the side, and the sixth cylinder (310).

Push means 320 consists of the fifth cylinder 324 and the piston rod 322 that can be moved up and down is installed on the bottom between the seal chamber 302 and the guide 326.

The piston rod 312 of the sixth cylinder 310 pushes the rod 410 located in the guide 304.

Therefore, the rod 410 descended from the loading chamber 302 is dropped from the inclined guide 326 by the operation of the push means 320 and falls on the rod guide 304, and then the sixth cylinder 310. Is operated to push the rod 410 to the rod support 104.

The rod 410 and the ring pedestal 102 positioned thereon by the first cylinder 110 strongly push the rod support 104 while the rod 410 placed on the lower support base 104 is pressed by the pressing member 106. At the same time as the ring 420 is pressed by a considerable force and the current is applied to the pressing members 106 and 108, the contact portion between the ring 420 and the rod 410 is in an electric welding state.

Accompanying drawings As shown in Figure 6, the groove of the rod pedestal 104 is provided with a turning means 120 for passing the completed end eye 400 to the side guide path 122.

That is, when the rod and the ring is welded in this way, the turning means 120 is operated to be delivered to the guide path 122 to be discharged.

7 is a block diagram showing the step-by-step process of the present invention, according to the present invention, the end-eye manufacturing method of the present invention is largely the welding step 10 by the welding device 100 and the ring by the ring transfer device 200 The supply step 20 and the rod supply step 30 by the rod supply device 300 is divided.

Specifically, the ring supply step 20 is a step of seating the ring 420 to the first polarity pedestal 102, the ring supply step 22 and the ring guide 210 in the ring guide path (212) The picking process 24 for picking the ring 420 by lowering the finger member 232 by placing the ring 420 supplied and waited under the finger member 232 of the picking arm 234 is performed. .

At the same time as the mounting of the ring as described above the supply step of the rod 410 is in progress. The rod feeding step 30 is divided into a rod feeding step 32 and a rod feeding step 34.

According to the accompanying drawings, the rod supplying step 30 of the present invention is made as follows.

That is, several rods 410 provided in the rod loading chamber 302 are raised by the piston rod 322 located at the front bottom to be guided to the upper surface of the guide 326 and then slide to guide 326. It falls to one side of the vertical plane.

After the rod transfer process 34 is the rod 410 in the rod guide (304) by moving forward and simultaneously with the supply of the ring by the piston rod 312 of the sixth cylinder (310) It pushes so that the second polar rod support 104 of the welding device 100 is seated while contacting the front end to one side of the ring 420 in the standby.

The welding step 10 is composed of a standby step 12, a pressing step 14, and a welding step 16.

That is, in the standby process 12, the piston holder of the first cylinder 110 is mounted on the ring support 104 with the ring 420 and the rod 410 mounted on the ring support 102 and the support base 104. The rod 112 is brought into strong contact.

Pressing process 14 is the first and second pressing member 106, 108 of the welding device 100 is lowered to a considerable pressure in the state in which the ring 420 and the rod 410 as described above, respectively, It is to press the ring 420 and the rod 410 on the ring support 102 and rod support 104.

The welding process 16 strongly pushes the rod support 104 as the first cylinder 110 while the ring 420 and the rod 410 are pressed, and at the same time, the first and second pressurizing members ( The final end obtained by the method and apparatus for manufacturing the end-eye of the present invention by a method in which the contact portions of the ring 420 and the rod 410 are welded in an electrical short circuit state by applying power of different polarities to the 106 and 108 respectively. The child will be processed.

The operation of the present invention thus made will be described.

As shown in FIG. 4, the ring 420 supplied along the guide path 212 from the ring loading stand 210 is located at the ring supply stand 214 directly below the finger member 232.

The finger member 232 picks the ring 420 by the lowering operation of the picking arm 234 (proceed once in FIG. 5). After the rising of the finger member 232 (2 times of FIG. 5), the fourth cylinder 220 is operated to move the entire conveying means 230 to proceed horizontally as shown in FIG.

Then, by the lowering operation of the picking arm 234 (4 times in FIG. 5), the ring 420 is seated on the first polar ring pedestal 102, and the finger member 232 is raised (fifth fifth). work). Subsequently, the entire conveying means 230 integral with the picking arm 234 is reversed and returned to its original position (No. 6 in FIG. 5).

At the same time as the mounting process of the ring as described above, the supply process of the rod 410 is made.

That is, Figure 5 is a schematic cross-sectional view of the process of the rod 410 of the present invention, according to which the supply of the rod of the present invention is made as follows.

Several rods 410 are waiting in the rod storage chamber 302. In front of the loading chamber 302, a pushing means 320 for raising the rod 410 supplied from the bottom is provided.

Therefore, when the rod 410 is raised by the piston rod 322 one by one, the rod 410 moves downward along the inclined surface of the guide 324. The rod 410 moved downward waits on the guide 304. The piston rod 312 of the sixth cylinder 310 is located at the rear of the waiting rod 410 to push the rod 410 of the rod guide 304 simultaneously with the supply of the ring 420. The pushed-out rod 410 is in contact with the side of the ring 420 which is waiting at the same height on the second polar rod support 104 of the welding apparatus 100.

In this state, the first and second pressing members 106 and 108 of the welding apparatus 100 are pressed on the ring support 102 and the rod 104 with considerable pressure.

Subsequently, the rod holder 104 holding the rod 410 is strongly pushed as the first cylinder 110, and at the same time, current is applied to the pressing members 106 and 108 with different polarities.

That is, the welding is performed while the ring 420 and the rod 410 are in strong contact.

Finished welding end product 400 is automatically loaded by passing the end eye connected to the ring and the rod to the side guide 122 through the turning means 120 located in the groove of the rod support 104, see FIG. .

The operation of the present invention described above is applied to a high current of about 5000 amps during the operating time of 0.3 seconds to push the rod to the ring fixed by the momentary power of about 150 KVA and short operation, the rod is coupled to the ring in the instantaneous heating state To process.

As described above, the present invention is a conventional manual work to make a hole in the ring, and at the same time to form a screw at the end of the rod, and then remove the machining method by machining manually by welding again in the state of screwing the ring and rod ring By supplying the rods and rods as well as the electric welding process, the manufacturing process of the end eye is simplified and automated, thereby avoiding manual work and mass production, and the connection between the ring and the rod is welded with high pressure. There is an effect to reinforce the strength weakening according to the welding after screwing.

Claims (2)

In the end eye manufacturing apparatus for a vehicle power cable, A ring loading stand 210 having a plurality of rings, a guide path 212 connected to the loading table 210, and a ring supply stand 214 to which the ring 420 first stands at the bottom of the guide path 212. A finger member 232 for moving the ring 420 above the ring supply table 214, a picking arm 234 for performing a picking operation of the finger member 232, and a picking arm; A ring conveying apparatus 200 having a fourth cylinder 220 for moving the right and left 234 to transfer the loaded rings to the ring rest 102 one by one; Guide rod 326 for guiding and waiting for the rod 410, the push means 320 provided on the bottom of the front of the rod 302, and the rod 410 raised by the operation of the push means 320. A rod supplying device 300 for positioning the rod 410 on the rod support 108, consisting of a 304 and a sixth cylinder 310 for moving the guide rod 410 laterally; And A first polarity ring support 102 on which the ring 420 is placed, a support stand 104 that is insulated from the ring support 102 insulated from each other, and the ring support 102 and the support stand First and second pressurizing members 106 and 108, which are lifted and pressed at an upper portion of the 104, a second cylinder 130 for giving a lifting force to the first pressurizing member 106, and the second It consists of a third cylinder 140 for giving a lifting force to the pressing member 108 through the lever 142, and a power supply means for applying power to the first and second pressing members 106, 108. End ring manufacturing device for a vehicle power cable comprising a welding device 100, the ring 420 and the rod 410 is pressurized and at the same time the power of different polarity is applied to the contact portion. In the end eye manufacturing method for a vehicle power cable, A ring feeding step 20 for transferring the ring 420 to a predetermined position in a loaded state and picking the transferred ring and placing it on the ring support; At the same time as the supply of the ring, the rod supply step for positioning the rod 410 on the rod support in the loading state and at the same time to pressurize the contact with the ring; And While the ring 420 and the rod 410 are in contact with each other, a current is applied to each pedestal while pressing the ring 420 and the rod 410 that are waiting on the pedestal as the first and second pressing members. Therefore, the end eye manufacturing method for a vehicle power cable comprising a welding step for welding the contact portion of the ring 420 and the rod 410 in an electrical short circuit state.

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