KR20180107857A - An Automatic Apparatus For Forming Spindle Screws - Google Patents

Abstract

The present invention relates to an apparatus for automatically forming a threaded portion on a spindle unit having a shaft portion, a flange and a head, in which a spindle material is supplied to a pallet, and is aligned and transferred, thereby machining a threaded portion on the shaft portion. The apparatus includes a pickup/alignment part (100) for picking up the spindle materials supplied from the pallet one by one, and aligning the spindle materials so that a reference point is disposed constantly; a supply part (200) for supplying the spindle materials aligned by the pickup/alignment part (100) to process the threaded portion; a thread processing part (300) for processing the transferred spindle materials by two rolling rollers so that a start point of the threaded portion is constant; and a spindle unit discharge part (400) for removing oil from the threaded portion formed on the shaft portion and inspecting the start point of the threaded portion. Since the start point of the threaded portion on the spindle materials to be threaded is maintained, it is possible to easily maintain the quality of the spindle unit. Moreover, since all processes of aligning the spindle materials, processing the threaded portion, removing the oil, inspecting the threaded portion, and discharging the spindle are automatically and sequentially controlled, it is possible to improve the productivity and quality of the spindle unit, and thus improving the quality of a brake device using the spindle unit.

Description

TECHNICAL FIELD [0001] The present invention relates to an automatic machining apparatus for a spindle,

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a spindle thread automatic machining tool, and more particularly, to a spindle thread automatic machining tool for machining a spindle of a spindle unit used in an emergency braking / The present invention relates to an improved spindle screw automatic machining apparatus for automatically improving the quality and productivity of a spindle unit produced by automatically performing a preliminary step of machining and inspecting a screw at a predetermined starting point.

An emergency braking / braking system for a vehicle includes a spindle unit for advancing and retracting a piston for urging a pair of pad plates arranged to press both side surfaces of a disk against a disk rotating with the wheel to perform braking.

1, the spindle unit includes a shaft portion 3 formed with a screw 4 on the outer circumferential surface thereof and a head 2 formed in a disc shape on the shaft portion.

Such a spindle unit is produced by aligning the material having the shaft portion and the head formed thereon with an ordinary feeder, picking up one by one with the robot, and forming a screw on the shaft portion of at least one pair of rolling rollers. An example of a machining apparatus for such a spindle unit is disclosed in U.S. Patent No. 3,686,911 (Registered 1972, 28, 29).

The supply of the material for machining such a spindle unit can be supplied, for example, by a bolt dispensing supply apparatus disclosed in Korean Patent No. 10-1527327 (registered on June, 2015.02).

The thread of the spindle is made of a toothed screw which is commonly used in a region to which a large force is transmitted in one direction and the moving distance of the piston in accordance with the outside diameter of the toothed thread and the starting position of the effective diameter, If the screw formed on the shaft portion of the spindle unit is defective, a brake-on compressive load is generated, and the screw disconnection and the piston proper pressure transmission are not made, and the braking force A problem of deterioration may occur and physical / personal accidents may occur.

Particularly, when the starting positions of the screws formed on the shafts of the mass-produced spindle units are different from each other, the braking action of the emergency braking / braking device of the assembled vehicle is not constantly exhibited. Therefore, problems arise in quality control of the emergency braking / braking device, Due to the difference in starting point of the thread, precise adjustment of the emergency braking brake device is required, so that the assembling work takes a long time and the productivity is lowered.

U.S. Patent No. 3,686,911 (registered 1972, 28, 29) Korean Registered Patent No. 10-1527327 (Registered on June 2, 2015)

It is an object of the present invention to provide a spindle unit in which a spindle material is aligned so that a screw portion can be formed so that a thread portion starts at a predetermined position in a shaft portion, And an automatic spindle screw automatic machining apparatus in which the entire process of inspecting a thread in the spindle unit and transferring it to the discharge pallet is automatically performed after machining the thread so that the starting point of the thread is kept constant in the machining portion .

In order to achieve the above object, a spindle thread automatic machining apparatus according to the present invention is characterized in that a spindle material is supplied from a pallet and aligned by a threading device in order to machine a threaded portion on a shaft portion of a spindle material having a shaft portion, a flange and a head A pick-up / aligning unit for picking up the spindle material supplied to the pallet one by one and aligning the reference points so as to be uniformly arranged; and a pick-up / A supply portion for supplying a thread to the spindle material to process the screw, a screw to which the start point of the screw is constantly machined in the spindle material conveyed by the two rolling rollers, That is, the spindle unit discharge portion for removing oil and inspecting and discharging the starting point of the screw And a control unit.

The pickup / aligning unit includes a hole for inserting a shaft portion of the spindle material so as to align the spindle material, and a jig having a protrusion formed as a reference point for starting screwing formed on the flange of the spindle material, A pick-up unit for picking up the spindle material from the pallet and arranging the spindle material in a jig of the aligning unit, an aligning and rotating unit for rotating the spindle material so that the projections of the spindle material arranged on the jig of the aligning unit are aligned at a fixed position in the jig, And a transfer part for transferring the spindle material to the threading device while maintaining the aligned state.

The aligning portion includes a guide member and a slider movably mounted on the guide member. The jig is mounted on the slider so as to be movable up and down, and has a hole into which the shaft portion of the spindle material is inserted, It is preferable that the projection of the spindle material rotated by the alignment rotation part including the groove is arranged to be aligned with the alignment groove.

The conveying unit is advanced from the slider toward the jig of the aligning unit so that the finger members horizontally align with the jig of the jig, and the holder of the aligning and rotating unit is moved upward and the jig is lowered, And a slider having a drive unit for operating and rotating the finger, the slider being arranged to approach the alignment unit, And a guide portion for guiding the movement of the block including the slider and the guide portion.

Wherein the supply unit includes a pick-up finger mounted on a lower end of a movable block movably mounted to the guide unit so as to pick up spindle material aligned in the pick-up / aligning unit and to place the spindle material between the rolling rollers of the screw, And a pick-up finger for transferring the threaded spindle unit in the machining part to the oil removal / inspection part.

Wherein the threaded portion is provided with a jig adjacent to an end of a rolling roller on which a screw is formed by a bracket to support a flange of the spindle material,

The jig is formed of a V-shaped block and has a stopper fixed to a groove formed on the front side of the block to support a front side of a flange of a spindle material disposed on the block.

The spindle unit discharging portion includes an oil removing portion for removing oil from a screw formed on a shaft portion of the spindle unit, a test jig having a spindle unit on which oil is removed, a screw start point formed on a shaft portion of the spindle unit disposed on the test jig A tester for checking whether or not the angle is within an error range with respect to a predetermined angle based on the projection, and outputting a signal as to whether or not to pass, and a pickup unit for transferring the inspected spindle unit to the discharge pallet.

In addition, the oil removing unit may include two guide units spaced apart from each other in an inclined manner so as to guide the movement of the spindle unit to the oil removing unit by the vibration, Further comprising a transfer block for transferring the defrosted spindle unit to the inspection jig, including a guide channel for the spindle unit to move.

The transfer block includes two adjacent fingers. The finger picks up the spindle unit from which oil has been removed by the air blower in the oil separator and transfers the oil to the inspection jig. At this time, the lower finger is inspected in the inspection jig To pick up the spindle unit and to transfer it to the discharge pallet.

According to the present invention, a spindle material picked up from a pallet in a pick-up / aligning unit is transferred while maintaining a state in which reference points are uniformly aligned in a jig, and a spindle material aligned in the pick- And the spindle material supplied to the threaded portion by the transferring portion is threaded while keeping the position where the screw is started to be constantly aligned, and the oil is removed from the threaded spindle unit and then inspected By moving the spindle unit to the discharge pallet, the spindle unit starts to be scratched at the shaft portion of each spindle material, and the quality of the spindle unit is easily managed. The spindle material is aligned, threaded, As the entire process of transferring to the post-discharge pallet is automatically controlled in sequence, the productivity and the productivity of the spindle unit There is an effect that can get improved quality of the brake device with a spindle unit with the effect of improvement.

1 is a schematic plan view of a spindle material alignment apparatus according to the present invention.
2 is a schematic perspective view of the pick-up / aligning portion of FIG.
3 is a schematic perspective view of a threaded portion;
Fig. 4 is a perspective view as seen from the opposite side of Fig. 3; Fig.
5 is an exploded perspective view of the jig and the stopper of the threaded portion of Fig.
Fig. 6 is a sectional view of Fig. 5; Fig.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will now be described more fully hereinafter with reference to the accompanying drawings, in which embodiments of the invention are shown.

1 shows a spindle unit in which a shaft 1 on which a screw is formed, a flange 2 and a head 3 are formed and a flange 4 is formed on the flange. And is used as a reference point at which the screw is started at the shaft portion.

The present invention relates to a spindle automatic machining apparatus for automatically performing an entire process of picking up and aligning a spindle material from a pallet so as to keep a starting point of a thread portion at a shaft portion (1) of a spindle material, to be.

2 is a plan view schematically showing a spindle thread automatic processing apparatus according to the present invention. The apparatus for automatically machining a spindle thread according to the present invention includes a pick-up / aligning unit 100 for picking up spindle materials supplied to a pallet one by one and aligning reference points uniformly, A spindle 300 for removing the oil from the screw formed in the shaft portion and for inspecting the starting point of the screw, And a unit discharge unit 400.

3, the pickup / aligning unit 100 includes a pick-up unit 110 for picking up a spindle material from a pallet, an aligning unit having a jig 121 for inserting and arranging the picked-up spindle material An alignment rotation unit 130 for rotating the spindle material inserted into the jig such that the projections 4 formed on the flange 2 of the spindle are engaged with the alignment groove 122 formed in the jig 121 of the alignment unit, A projection 4 formed on the flange 2 of the spindle is held in alignment with the alignment groove 122 of the jig 121 of the alignment part 120 and is conveyed to a feeding part to the screw- (140).

The pick-up unit 110 includes a slider 113 mounted on a longitudinal guide member 112 disposed at the side of the conveyor belt 111 and a slider 113 provided on the slider 113 to be movable in the width direction of the conveyor belt 111. [ An extended width direction guide member 114, and a pickup slider 115 movably mounted on the width direction guide member 114. [

A pick-up finger 116 is mounted on the bottom of the pick-up slider 115 so as to be vertically movable so that the head of the spindle material provided in each of the plurality of holes 118 formed in the pallet 117 supplied by the conveyor belt 111 Pick-up finger 116 and inserts it into the jig 121 of the alignment unit 120 to be described later.

The alignment unit 120 includes a guide member 123, a slider 125 movably mounted on the guide member, and a jig 121 mounted on the slider so as to be movable up and down. The jig 121 includes a hole 126 in which a shaft portion of a spindle material is inserted and an alignment groove 122 formed in one side of the hole, (4) can be engaged with each other.

When the shaft portion of the spindle material is inserted into the hole 126 of the jig by the pick-up finger 116 in a state where the jig 121 is lowered by the slider 125, the slider 125 is horizontally After moving, the jig 121 is lifted and lowered.

An alignment rotation unit 130 is disposed at a position where the slider 125 of the alignment unit 120 moves horizontally and the alignment rotation unit 130 includes a holder 131 rotatably mounted. The lower end of the holder 131 is inserted into and engaged with the inner diameter of the head 3 of the spindle material disposed on the jig when the jig 121 is lifted and lowered and the spindle material is rotated by the rotation of the holder 131 At this time, the projections 4 formed on the bottom surface of the flange 2 of the rotating spindle material are engaged with the alignment grooves 122 of the jig 121, so that the alignment of the spindle material is completed.

The transfer unit 140 includes a finger 141 for holding the spindle head 3 in a state where the spindle material is aligned in the jig 121 of the alignment unit 120 and a driving unit for operating and rotating the finger A built-in slider 145, a guide 147 for guiding the slider 145 to move toward the alignment unit 120, and a block 147 including the slider 145 and the guide 147 148) for guiding the movement of the guide member (149).

The fingers 141 move from the slider 145 to the head 3 of the spindle aligned in the jig by advancing from the guide portion 147 toward the jig 121 of the aligning portion 120 in a state where the two fingers are horizontal, After the finger members hold the spindle material, the holder 131 of the alignment rotation unit 130 is lifted upward and the jig 121 is lowered to separate the spindle material from the jig into a vertical state. Then, the slider 145 is retracted from the guide portion 147, and the finger 141 is rotated by 90 degrees so that the finger members are arranged vertically so that the spindle material becomes horizontal, and the slider 145 The block 148 including the guide portion 147 is moved from the guide portion 149 toward the spindle material holding holder 150 described later.

A spindle material holding holder 150 for temporarily holding a spindle material is provided at a position adjacent to the end of the transferring part 140. The spindle material holding holder 150 is provided with a finger 151, (2) to be picked up by the supply unit (200).

In the drawing, the arrangement angle of the alignment grooves in the jig of the alignment portion may be different. However, by picking up the spindle material supplied to the pallet from the pick-up / aligning unit 100 and arranging and supplying the protrusions as a reference point uniformly, all the aligned spindle materials can be equally supplied to the threaded portion, So that the screw can be machined on the shaft portion of the spindle material at the same angular position with respect to the projection as the point.

As described above, the spindle material transferred to the holding holder 150 in a state in which the protrusions as the reference points are uniformly arranged in Fig. 3 is transferred to the holding holder 150 by the supplying part 200 schematically shown in Fig. And are supplied one by one to the threaded portion 300.

The supply unit 200 includes a pickup finger 221 mounted on a lower end of a movable block 220 mounted on the guide unit 210 so as to move left and right in the drawing, The picked up spindle material is picked up from the holding holder 150 and then moved up and down to move to the left side in the drawing from the guide part 210 in a state of being retracted from the front, And advances forward in the machining portion to be disposed between the two rolling rollers.

The feeder 200 has the same structure as the pick-up finger 221 for feeding the aligned spindle material to the machining unit 300 in the pickup / aligning unit 100, And a pick-up finger 222 for transferring the processed spindle unit to the oil removal / inspection unit 400 as a post-process.

The pick-up finger 222 picks up the threaded spindle unit in the machining part 300 while the pick-up finger 221 picks up the aligned spindle material in the pickup / aligning part 100, The pickup finger 222 transfers the spindle unit threaded in the machining unit 300 to the oil removing / inspecting unit 400 while the spindle material picked up by the pickup / aligning unit 100 is transferred to the machining unit 300 Thereby improving productivity.

Each of the spindle materials supplied to the threaded portion 300 by the supply portion 200 is maintained in a state in which the protrusions as the reference points are horizontally aligned in the aligning portion 100 as shown in FIG. do.

However, the arrangement angle of the alignment grooves 122 formed in the jig 121 shown in FIG. 3 may be different from that shown in FIG. 3, and all the spindle materials supplied from the pallet may be arranged in the alignment unit 100 as reference points By feeding the protrusions 4 aligned at the same angle. It is sufficient that a thread can be machined with a constant screwing start point on the shaft portion of the spindle material in a threaded portion to be described later.

4 to 7, the pickup finger 2 of the feeder 200 seats the jig 320 so that the spindle material is disposed between the two rollers 310 and 311 of the threaded portion 300 .

The threaded portion 300 includes two rollers 310 and 311 formed on the surface of the spindle and forming a screw on the shaft portion of the spindle, and two 'b' shaped A jig 330 fixed between the brackets 320 and 321 adjacent to the ends of the rollers, a support member 340 disposed between the rolling rollers and supporting a shaft portion of the spindle material, And supports the spindle material so that it does not move when the spindle material is engaged by the rolling rollers.

The jig 330 is formed of a V-shaped block 331 and has a stopper 335 fixed to a groove 332 formed at a front side thereof. The lower portion of the stopper 335 is fixed to the block 331 and the upper portion of the stopper 335 is disposed so as to protrude higher than the V-shaped bottom of the block 331.

Thus, the upper portion of the stopper 335 supports the front side of the flange 2 of the spindle material disposed on the V-shaped block 331. The stopper 335 is disposed between the vertical portions of the two brackets 320 and 321 and has a fastening hole 336 formed at a lower portion thereof and fastening bolts 337 passing through the block 331 from the back side of the jig 330. [ And is fixed to the block 331.

A pusher 370 is provided on the rear side of the jig 310. When the spindle material supplied by the pick-up finger 221 of Fig. 2 is seated on the jig 330, The pusher 370 pushes the front surface of the flange 2 of the spindle material against the stopper 335 provided on the jig 330 in a state in which the upper surface of the shaft portion is supported by the support 350 .

Since the spindle flange 2 is disposed on the jig 330 and the shaft portion 3 is supported by the support member 340 and the upper surface of the shaft portion is supported by the support 350, The support rollers 310 and 311 spaced apart from each other move in contact with the shaft portion 3 so that the support 350 supporting the shaft portion 3 of the spindle material on the upper surface thereof is in contact with the shaft portion 3, The two rolling rollers 310 and 311 are rotated to form a screw on the shaft portion 3 of the spindle material. Oil is provided to prevent excessive friction and to cool the threads of the spindle stock when machining the threads of the spindle material by rotation of the rolling rollers.

In this case, as shown in Fig. 5, when the projections 4 projecting radially outward from the shaft portion 3 are horizontally arranged on the flange 2 of the spindle material, The screws that are to be machined on the shaft portion 3 start at a 90 degree angle in the illustrated embodiment with respect to the protrusion 4 so that the rolling rollers 310 and 311 of the shaft portion 3 are engaged with the opposite side surfaces of the shaft portion 3, do. Since the spindle materials are supplied in such a manner that the head 1 is gripped by the finger in a state in which the projections 4 of the flange 2 are horizontally aligned and are seated on the jig 330, The starting points of the screws of the spindle materials processed by the spindle materials are kept the same.

However, the projections 4 of the flange 2 are not necessarily aligned horizontally, but may be arranged at different angles. 3, the supplied spindle material is rested on the jig 330 of the threading apparatus by the fingers in the same alignment state, so that the rolling rollers are moved in the same direction as the spindle material, The starting points of the screws to be machined are rotated to be equal to each other so that the quality of the spindle unit can be constantly and efficiently managed.

After the screw is machined on the shaft portion of the spindle material which is supplied in a state aligned in advance by the fingers as described above, the two rolling rollers are moved away from the shaft portion in both lateral directions, and then, on the left side of the guide portion 210 The illustrated pick-up finger 222 moves and grasps the head of the spindle unit on the machined jig and feeds it for subsequent processing.

As shown in the left side of FIG. 2, when the screws are machined on the shaft portion by the rolling rollers in the thread machining portion 300, the oil residue, that is, the oil supplied to the shaft portion is removed and it is checked whether the screw start point is within the error range For the inspection process, the pick-up finger 222 transfers the machined spindle unit to the spindle unit discharge unit 400, which removes oil from the screw and checks the starting point of the screw.

The spindle unit discharge unit 400 includes an oil removing unit 420 for removing oil from a screw formed in the shaft 1 of the spindle unit and a screw formed on the shaft 3 of the spindle unit disposed on the test jig 432. [ A tester 440 for checking whether or not the starting point is within an error range with respect to a predetermined angle with reference to the projection 4 and outputting a signal as to whether or not to pass, and a pickup unit 470 for transferring the inspected spindle unit to the discharge pallet ).

The spindle unit transferred to the spindle unit discharge part 400 includes a guide channel 410 having a structure in which two guide parts 411 are arranged in an inclined shape and the shaft part 1 of the spindle unit Is spanned over two inclined guide portions 411, and the spindle unit is moved by vibration.

The guide unit 411 guides the movement of the spindle unit to the oil separator 420 by the vibration and the oil is discharged from the oil separator 420 to the spindle unit, Thereby preventing contamination of the surrounding floor due to excessive oil content, thereby preventing safety accidents and preventing contamination of subsequent processes and transportation facilities.

The oil removed spindle unit is transferred to the inspection jig 430 by the transfer block 450. The transfer block 450 has two fingers 451 and 452 arranged adjacent to each other and is reciprocated in the direction of the arrow in the drawing. That is, the finger 451 disposed on the upper side in FIG. 2 picks up the oil-removed spindle unit from the oil separator 420 and transfers it to the inspection jig 432. At this time, the lower finger 452 is moved to the inspection jig 432 to pick up the spindle unit that has been inspected and subsequently supply it to the discharge pallet.

The spindle unit arranged in the inspection jig 432 has the same configuration as that of the pick-up unit 110 for picking up the spindle material of the pallet in the aligning jig in Fig. 3 and discharging the spindle unit inspected by the tester 440 Lt; / RTI > An additional finger 460 is disposed adjacent to the finger 452 and when the verifier 440 outputs a failure signal of the spindle unit, the finger 462 is moved from the finger 452 in response thereto. Receives the rejected spindle unit, drops it into the reject discharge cylinder not shown in the drawing, and discharges it.

A pickup unit 470 having the same configuration as that of the pickup unit 110 is installed in the guide member 480 so as to move in the width direction of the discharge conveyor and the pickup unit 470 and the guide block 480 The spindle unit 485 is moved in the longitudinal direction of the guide member 487 installed in the longitudinal direction of the conveyor belt, and the spindle unit inspecting the spindle unit is arranged in a pallet by the pickup unit 470 to be discharged.

In the present invention, the pick-up / aligning unit 100 picks up, aligns and transports the spindle material from the pallet, places the aligned spindle material in the feeder 200 on the jig of the threaded spindle 300, The material is picked up again and transferred to the next oil removal / inspection process, and the entire process of discharging the spindle unit to the pallet through the inspection process is automatically performed by sequential control. Thus, the spindle materials are capable of efficiently performing quality control of the spindle unit by machining a screw on the shaft portion of the spindle material at a predetermined angular position with respect to the projection as the screw starting start point formed on the flange, and the productivity of the spindle unit is improved .

INDUSTRIAL APPLICABILITY The present invention can be used for uniformly and efficiently machining a thread portion in a spindle unit used in an emergency braking / braking apparatus of a vehicle.

1: Shaft 2: Flange
3: head 4:
5: projection 110: pickup part
111: conveyor belts 112, 114, 123,: guide member
113, 125, 145: Slider 115: Pickup slider
116, 141, 151: Finger 117: Palette
120: alignment unit 121: jig
122: alignment groove 130: alignment rotation section
140: transfer part 150: retaining holder
200: supply unit 221, 222: pick-up finger
300: Screw-in work 310, 311: Rolling roller
330: Jig 331: Block
335: Stopper 340: Support member
350: support region 400: (spindle unit)
420: oil removal 432: inspection jig
440: Inspector 470: Pickup unit

Claims (13)

A spindle thread automatic machining apparatus for supplying a spindle material from a pallet by a threading device to align and feed a threaded portion to a shaft portion of a spindle material having a shaft portion, a flange and a head,
A pick-up / aligning unit 100 for picking up spindle materials supplied to the pallet one by one and aligning reference points uniformly; (200), a screw thread (300) in which the starting point of the thread is constantly machined in the spindle material conveyed by the two rolling rollers, and a shaft And a spindle unit discharge part (400) for removing the thread from the screw formed in the spindle unit and inspecting and discharging the starting point of the thread. The method according to claim 1,
The pickup / aligning unit 100 includes a hole 126 in which a shaft portion of a spindle material is inserted so as to align the spindle material, and a projection 4 as a reference point for starting screwing formed on the flange 2 of the spindle material, A pickup 120 for picking up the spindle material from the pallet and arranging the spindle material on the jig 121 of the aligning part 120; An alignment rotation unit 130 for rotating the spindle material so that the protrusions of the spindle material disposed on the jig 121 of the alignment unit are aligned with a predetermined position in the jig, And a transfer unit (140) for transferring the spindle material to the apparatus. 3. The method of claim 2,
The alignment unit 120 includes a guide member 123 and a slider 125 movably mounted on the guide member. The jig 121 is mounted on the slider 125 so as to be movable up and down, And the alignment groove 122 formed at one side of the hole may be formed so that the protrusion of the spindle material rotated by the alignment rotation unit 130 is aligned with the alignment groove 122 Features automatic spindle thread machining. The method of claim 3,
The slider 125 moves toward the pickup 110 in a state where the jig 121 is lowered and when the shaft portion of the spindle material is inserted into the hole 126 of the jig by the pickup finger 116, Is horizontally moved downward from the guide member (123) to the alignment rotation section (130), and the jig (121) is moved up and down below the alignment rotation section (130). 3. The method of claim 2,
The transfer unit 140 advances from the slider 145 to the jig 121 of the alignment unit 120 in the guide unit 147 so as to hold the head 3 of the spindle material in which the finger members are horizontally aligned in the jig, The holder 131 of the alignment rotation unit 130 is lifted up and the jig 121 is lowered to vertically separate the spindle material from the jig and then rotated 90 degrees so that the finger members are vertically arranged, A slider 145 having a drive unit for driving and rotating the finger, a guide unit for guiding movement of the slider 145 in a direction approaching the alignment unit 120, 147) for guiding the movement of the block (148) including the slider (145) and the guide portion (147). 6. The method of claim 5,
A spindle material having a finger 151 for holding the spindle material until the spindle material is picked up by a supply part for supplying the spindle material to the screwing device by holding the shaft part 2 of the spindle material conveyed by the conveying part 140, The block 148 including the slider 145 and the guide portion 147 includes a guide portion 149 for guiding the spindle material holding holder 150 to temporarily hold the spindle material. So that the spindle thread is automatically reciprocated. The method according to claim 1,
The feeder 200 can move left and right in the guide unit 210 to pick up aligned spindle materials in the pick-up / aligning unit 100 and arrange them between the rollers 310 and 311 of the screw 300 A pick-up finger 221 mounted on the lower end of the mounted movable block 220 and a pick-up finger 222 for transferring the spindle unit, Wherein the spindle screw automatic machining apparatus comprises: The method according to claim 1,
The threaded portion 300 is provided with a jig 330 adjacent to an end of a rolling roller on which a screw is formed by a bracket to support a flange of the spindle material,
The jig 330 is formed of a V-shaped block 331 and has a groove 331 formed on the front side of the block 331 to support the front side of the spindle flange 2 disposed on the block 331 And a stopper (335) fixed to the spindle (332). 9. The method of claim 8,
Further comprising a support (350) for supporting the spindle material on the bearing member (340) and then supporting it on the upper surface of the shaft portion of the spindle material so as not to move when the rolling rollers are engaged with the shaft portion of the spindle material, Shaped bottom of the block 331 and the front surface of the flange 2 of the spindle material is pressed by the pusher 37 against the stopper 331, (335). ≪ / RTI > The method according to claim 1,
The spindle unit discharging unit 400 includes an oil removing unit 420 for removing oil from a screw formed in the shaft 1 of the spindle unit, a test jig 432 having a spindle unit in which oil is removed, A tester 440 for checking whether or not the screw starting point formed on the shaft portion 3 of the spindle unit disposed in the jig is within an error range with respect to a predetermined angle with reference to the projection 4 and outputting a signal as to whether or not the screw has passed; And a pickup unit (470) for transferring the inspected spindle unit to the discharge pallet. 11. The method of claim 10,
In order to guide the movement of the spindle unit due to vibration, the oil separator 420 has a structure in which two guide portions 411 are disposed in an inclined shape so that the shaft portion 1 of the spindle unit is separated from the guide portion 411 And a guide channel (410) for moving the spindle unit by vibration in a state in which the spindle unit is disposed on the guide channel (410). 11. The method of claim 10,
Further comprising a transfer block 450 for transferring the de-oiled spindle unit to the inspection jig 430, the transfer block 450 having two fingers 451 and 452 arranged adjacent to each other, 451 pick up the spindle unit from which the oil has been removed in the oil separator 420 and transfer it to the inspection jig 432. At this time, the lower finger 452 picks up the inspected spindle unit from the inspection jig 432, And the spindle thread is automatically transferred to the pallet. 13. The method of claim 12,
In response to the failure signal of the spindle unit being output from the tester 440, an additional finger 460 is provided to the finger 452 to receive the rejection spindle unit from the finger 452 and to drop the rejected spindle unit into the rejection discharge cylinder. Wherein the spindle screw is disposed adjacent to the spindle.

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