KR101244457B1 - Apparatus for chamfering - Google Patents

Abstract

The present invention provides a chamfering plant value. The present invention is a support frame which is erected vertically on both sides of the base frame, the first and second plates installed to be shifted at different heights so as to form a gap between the upper and lower surfaces on the upper surface of the support frame, and the first and second plates Located in the gap of the left and right along the gap characterized in that it comprises a chamfering processing for processing the chamfering of the base material by rotating and rotating.
According to the table chamfering machine of the present invention, the base material to be chamfered to be fixed and the cutter is rotated and moved to process the chamfering of the base material, the precision processing of the chamfering is made, the scratch does not occur on the surface of the base material by fixing the base material Improve product quality. In addition, the replacement of the cutter blade is easy, the amount of chamfering is easy to adjust, and the work is convenient by fixing the base material, as well as relieve the fatigue of the operator.

Description

Chamfering Machine {Apparatus for chamfering}

The present invention relates to a chamfering device, and more particularly to a chamfering device for fixing the base material to be chamfered, the cutter machine rotates and moves to process the chamfering of the base material.

In general, when cutting a metal material such as steel, metal rods and pipes to a certain length, as the burrs occur in the cutting edge, such burrs are removed and chamfering is performed to chamfer sharp edges.

The chamfering process is performed during the processing of the product, and the quality of the product should be influenced by the chamfering quality, so that the highest possible precision to obtain a clean slope or R curved surface.

The conventional chamfering machine for chamfering operation is to drive the motor by using the electric power, and to be processed by contacting the chamfering portion of the base material to be chamfered to the cutter rotated by the driving force. At this time, most of the chamfering machine is fixed to the cutter, and the processing of the base material to be chamfered by processing, the guide plate for guiding the chamfering position of the base material and the bottom surface of the conveying base material, the friction occurs on the bottom surface of the base material There is a problem that reduces the quality of the product.

In addition, the conventional chamfering machine is the base material is bounced when the conveying direction of the base material and the rotational direction of the cutter is the same, the processing is made so that the conveying direction of the base material and the rotational direction of the cutter is reversed, wherein the base material is reverse It is not possible to precisely process the chamfering part as it is transferred to the machine, and because the operator pushes the base material finely by force, the worker's fatigue is severe, and the shaking phenomenon varies according to the product's feeding speed. There is a problem in that the precision processing is not made to reduce the quality of the product.

In addition, the conventional chamfering machine has a problem in that when the size of the base material is small or thin or the size of the base material is too large, it is difficult to transfer the base material and the size of the base material that can be chamfered is limited.

The present invention has been made in order to solve the conventional problems as described above, the object of the present invention is to fix the base material to be chamfered, precision processing is made as the cutter machine rotates and moves to process the chamfering of the base material, Relieves worker fatigue Chamfering plant .

Another object of the present invention is to improve the precision by processing the chamfering of the base material to the cutter blade corner of the cutter, to provide a chamfering factory value that can easily adjust the chamfering amount of the base material, easy to replace the cutter blade .

Chamfering plant of the present invention for achieving the above object, the base frame; First and second plates installed at different heights such that a predetermined gap is formed on an upper surface of the base frame; Located in the gap between the first and second plates, the chamfering processing unit for processing the chamfering of the base material by moving left and right along the gap; .

In addition, the chamfering processing unit, the transfer unit which is conveyed left and right along the longitudinal direction of the base frame; And a cutter unit coupled to the transfer unit and processing a chamfer of the base material positioned in the gap between the first and second plates according to the left and right transfer of the transfer unit. It will include.

In addition, the transfer unit, the first guide frame formed in the longitudinal direction on the top of the base frame; A second guide frame formed in a longitudinal direction at a lower end of the base frame; Upper and lower ends are coupled to the first and second guide frames, the movable frames moving in left and right directions along the first and second guide frames; Both ends are fixed to the moving frame to form a closed loop, the chain for transporting the moving frame in the left and right directions; And a first driver moving the chain in a left or right direction. .

The first driving unit may include: a first motor coupled to one end of the base frame to drive forward and reverse rotation; A drive gear coupled to the drive shaft of the first motor and having one end of the chain wound; A driven gear located in a direction opposite to the drive gear and wound on the other end of the chain; .

In addition, the chain is tensioned by the tension control gear, the height for adjusting the tension of the tension control gear is configured to be variable in the tension control frame.

In addition, the cutter unit, a rotating shaft coupled to the upper end of the moving frame; A second drive unit coupled to a lower end of the moving frame to provide a rotational force to the rotating shaft; A cutter blade coupled to the rotary shaft, the cutter blade for processing the chamfer of the base material located in the gap between the first and second plates when the rotational force of the second drive unit is transmitted to the rotary shaft; .

In addition, the second drive unit, a second motor for driving forward and reverse rotation; A first pulley coupled to a drive shaft of the second motor; A second pulley to which the rotation shaft is coupled; And a belt unit connecting the first and second pulleys and transmitting a rotational force of the second motor to the rotation shaft. .

Here, the moving frame has an upper surface of the inclined surface, the cutter blade is installed perpendicular to the inclined surface of the moving frame of the base material is located in the gap to the corner portion of the cutter blade as the corner portion of the cutter blade is located in the gap. Chamfering will be processed.

In addition, one side of the second plate is formed with a multi-stage positioning groove and a rail portion at a predetermined interval in the longitudinal direction, and the positioning groove forming the multi-stage restricts the transfer distance of the transfer unit according to the length of the base material to be chamfered The plurality of movement limiting unit is configured to selectively combine, wherein the plurality of movement limiting unit is configured to move in the left and right directions along the rail portion.

In addition, the movement limiting unit, a moving body coupled to the rail moving; A limiting frame axially rotatably coupled to the movable body in a vertical direction; A positioning protrusion protruding from one surface of the limiting frame and fitted into the positioning groove; It includes.

In addition, the movement limiting portion further includes a transfer limiting frame having a locking step at both ends to limit the movement of the roller for guiding the transfer of the moving frame to the lower side of the rail.

In addition, a support block for positioning the second plate above the first plate is coupled to the bottom of the second plate, and the support block is provided with a gap adjusting unit for adjusting the gap between the first and second plates. do.

In addition, the gap control unit, the control bolt is installed on one side of the support block to adjust the size of the gap; A moving part positioned below the adjusting bolt and tightening the adjusting bolt to lift the bottom of the second plate and move it backward; A guide part provided in the support block to guide the movement of the second plate; A restoring spring configured in the support block for restoring the second plate to its original position when the tensioning bolt is released; .

In addition, the moving unit, a support shaft rotatably coupled to the support block; An actuator coupled to a center of the support shaft, one end of which is pressed by the tightening force of the adjustment bolt to rotate the support shaft, and the other end to lift and move the bottom of the second plate to the rear while rotating together with the support shaft; .

In addition, one end of the support shaft of the moving part is provided with a variable resistor for measuring the rotation angle of the support shaft to confirm the adjustment amount of the gap.

In addition, the guide portion, the upper and lower through the support block, the receiving portion is provided with inclined guide holes on both sides of the penetrating; A guide body inserted into the accommodating part and coupled to the second plate, and having a fastening hole corresponding to the guide hole on a side thereof; A fixing lever inserted into the guide hole of the receiving part and fastened to the fastening hole to fix the guide body when tightening, and to allow the guide body to move at an inclination angle of the guide hole along the movement of the second plate when the tightening is released; .

In addition, the coupling hole is provided on both sides of the guide hole of the receiving portion, the guide body is provided with an auxiliary guide hole corresponding to the coupling hole and having the same inclination angle as the guide hole, the coupling hole is inserted into the auxiliary guide hole Guide pins are coupled to guide the movement of the guide body stably.

In addition, one end of the support block is coupled to the ring portion, one end of the base frame is coupled to the locking portion that is engaged in the ring portion, when the locking portion of the support block is fixed to the base frame, the locking of the locking portion Lifting the other end of the support block at the time of release has a structure capable of turning upward by rotating around the ring portion.

In addition, the upper surface of the second plate is provided with a left and right movable base material fixing portion for fixing the base material so that the chamfered portion of the base material to be chamfered in the gap.

In addition, the base material fixing portion, the guide frame formed on the upper surface of the second plate; A cylinder portion coupled to the guide frame and moving left and right; A first jig rotatably coupled to one side of the cylinder part, the first jig being in close contact with a side surface of the base material mounted on the first plate to prevent rolling; A handle axially coupled to an upper surface of the cylinder part to rotate forward and backward; And a pressure jig for interlocking with the front and rear rotations of the handle and for pressing and fixing an upper surface of the base material on the first plate. .

In addition, the cylinder portion is configured to extend the fixed frame having a through hole, the through hole of the fixed frame to be coupled to the pressing jig through, the outer peripheral surface of the pressing jig to form a screw portion for adjusting the height, The inner circumferential surface of the through hole is formed with a spiral corresponding to the screw portion.

In addition, the cylinder portion is configured to slide in the left and right directions according to the operation signal of the switch panel.

In addition, the switch panel is connected to the control panel circuitry, it is configured to control the left and right slide movement of the cylinder portion by the control panel.

The control panel may be configured to control driving of the first and second driving units included in the chamfering unit.

In addition, the control panel is configured to be connected to the variable resistor circuit for varying and outputting the resistance value according to the rotation angle information of the moving part included in the gap control unit, the variable resistor output from the variable resistor unit to the control panel A display unit is configured to display the gap adjusting state of the first and second plates according to the value.

In addition, the front of the first plate is preferably provided with an auxiliary support for supporting a long base material raised on the upper surface of the first plate, the auxiliary support is preferably configured to be rotatably coupled as a rod shape. Do.

In addition, a scratch prevention pad is bonded to the first plate or the second plate to prevent scratches from occurring in the base material.

As described above, according to the chamfering apparatus of the present invention, the cutter blade rotates and moves to process the chamfer of the base material by rotating and moving the cutter blade, and then the cutter blade first processes the chamfer of the base material. By smoothing the processed chamfered portion, the precision processing is made to the chamfered portion of the base material, the scratches do not occur on the surface of the base material by fixing the base material can be expected to improve the quality of the product.

In addition, by machining the chamfering of the base material to the corner portion of the cutter blade, bidirectional processing is possible, and the effect of improving the processing accuracy of the chamfering can be expected.

In addition, the amount of chamfering of the base material can be easily adjusted by adjusting the gap between the first and second plates, and the first plate is flipped upward to facilitate replacement of the cutter blades, and the convenience of work is provided by fixing the base material. Of course, it can be expected to reduce the fatigue of the worker.

1 is a perspective view showing the structure of a chamfering apparatus according to an embodiment of the present invention.
Figure 2 is a side schematic view of the chamfering device in an embodiment of the present invention.
Figure 3 is an enlarged perspective view of a portion of the chamfering process in an embodiment of the present invention.
Figure 4 is a front schematic view showing the left and right conveying state of the chamfering processing unit in the embodiment of the present invention.
Figure 5 is a schematic rear view showing the left and right conveying state of the chamfering processing unit in an embodiment of the present invention.
Figure 6 is an enlarged view of the movement limiting unit for limiting the transfer during left and right transfer of the chamfering processing unit in the embodiment of the present invention.
Figure 7 is an enlarged view of the gap control in an embodiment of the present invention.
8 to 11 is a flow chart of the gap control by the gap control unit in an embodiment of the present invention.
12 is an enlarged view of the replacement state of the cutter blade in the chamfering device according to an embodiment of the present invention.
Figure 13 is a plan view showing an operating state of the base material fixing part in an embodiment of the present invention.
14 is a side view showing an operating state of the base material fixing part in an embodiment of the present invention.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

1 is a perspective view showing the structure of a chamfering apparatus according to an embodiment of the present invention, Figure 2 is a side schematic view of a chamfering processing apparatus in an embodiment of the present invention, Figure 3 is an embodiment of the present invention 4 is a partially enlarged perspective view, and FIG. 4 is a front schematic view showing a left and right conveying state of an chamfering processing unit according to an embodiment of the present invention.

Figure 5 is a schematic rear view showing the left and right conveying state of the chamfering processing unit in an embodiment of the present invention, Figure 6 is an enlarged view of the movement limiting unit for limiting the transfer of the chamfering processing unit left and right in an embodiment of the present invention 7 is an enlarged view of the gap adjusting unit according to the embodiment of the present invention.

8 to 11 is a flow chart of the gap adjustment by the gap adjusting unit in an embodiment of the present invention, Figure 12 is an enlarged view of the replacement state of the cutter blade in the chamfering processing device in an embodiment of the present invention, Figure 13 is the present invention An embodiment is a plan view showing an operating state of the base material fixing portion, Figure 14 shows a side view showing an operating state of the base material fixing portion in an embodiment of the present invention.

Chamfering plant according to an embodiment of the present invention, as shown in Figures 1 to 3 attached, the base frame 10, the first and second plates 20 formed with the locking type of the rotation type 11 on one side (30), chamfering processing unit 40, movement limiting unit 50, support block 60, clearance adjustment unit 70, base material fixing portion 80, and auxiliary support 90 and the control panel 100 It is configured to include.

1 to 3, the first plate 20 is formed in the longitudinal direction on the upper surface of the base frame 10, the second plate 30 and the first plate 20 It is configured on the upper surface of the base frame 10 at a position higher than the first plate 20 so that a predetermined gap d1 is formed.

At this time, one side of the first plate 20 is formed with a plurality of positioning grooves 21 of a plurality of stages with a predetermined interval in the longitudinal direction, as well as the movement limiting portion 50 at the lower end of the positioning groove 21 Rail portion 22 is configured to guide the left and right movement of the.

The chamfering processing part 40 is located in the gap d1 of the first and second plates 20 and 30 and right and left the chamfering part C of the base material M exposed through the gap d1. By chamfering while conveying, it includes a conveyance part 400 and a cutter part 500.

4 and 5, the transfer unit 400 is moved left and right along the longitudinal direction of the base frame 10, the first and second guide frames 410, 420, the moving frame ( 430, the chain 440, the first driving unit 450, the tension adjusting gear 460, and the tension adjusting frame 470.

The first guide frame 410 is formed in the longitudinal direction on the top of the base frame 10 is configured so that the top of the moving frame 430 is coupled, the second guide frame 420 is the base frame ( 10 is formed in the longitudinal direction of the lower end of the moving frame 430 is configured to be coupled, the first and second guide frames 410, 420 is supported by the left and right movement of the moving frame 430 And guided.

Both ends of the chain 440 are fixed to the moving frame 430 to move the moving frame 430 in the left and right directions, and are configured as closed loops.

The first driving unit 450 is configured to move the chain 440 in the left or right direction, and includes a first motor 451, a driving gear 452, and a driven gear 453.

The first motor 451 is coupled to one end of the base frame 10 to perform forward and reverse rotation driving according to a control signal of the control panel 100, and the drive gear 452 is connected to the first motor ( One end of the chain 440 is wound to be coupled to the drive shaft of 451.

The driven gear 453 is disposed in a direction opposite to the drive gear 452 so that the other end of the chain 440 is wound.

That is, the driving gear 452 and the driven gear 453 are configured to support and guide the rotation in the left or right direction of the chain 440 constituting the closed loop while being spaced a predetermined distance apart.

The tension control gear 460 is geared to the chain 440 so that the tension of the chain 440 can be kept constant in a state rotatably coupled to the tension control frame 470, the The tension control frame 470 is configured to adjust the height so that the tension of the chain 440 by the tension control gear 460.

2 and 3, the cutter unit 500 is coupled to the transfer unit 400, the left and right of the first and second plates 20, 30 according to the left and right transfer of the transfer unit 400 The chamfering part C of the base material M located in the gap d1 is processed, and includes a rotation shaft 510, a second drive part 520, and a cutter blade 530.

The rotating shaft 510 is coupled to the upper end of the moving frame 430, the second drive unit 520 is coupled to the lower end of the moving frame 430 to provide a rotational force to the rotating shaft 510 And a motor 521, first and second pulleys 522 and 523, and a belt part 524.

The second motor 521 is configured to drive forward and reverse according to a control signal output from the control panel 100, and the first pulley 522 is coupled to a drive shaft of the second motor 521, and the second The second pulley 523 is configured to be coupled to the rotating shaft 510, the belt portion 524 is connected to the first and second pulleys 522, 523 to rotate the rotational force of the second motor 521 to the rotating shaft And to deliver to 510.

The cutter blade 530 is coupled to the rotary shaft 510, the interlock rotation when the rotational force according to the forward and reverse rotation drive of the second motor 521 included in the second drive unit 520 to the rotary shaft 510 While processing the chamfered portion (C) of the base material (M) located in the gap (d1) between the first and second plates 20, 30, has a corner portion 531.

Accordingly, when the chamfered portion C of the base material M is processed by the corner portion 531 of the cutter blade 530, bidirectional machining is possible, and the machining precision of the chamfered portion C is also improved, thereby improving precision. You will be able to maximize your efficiency.

Here, the movable frame 430 has an inclined surface on the upper surface, the cutter blade 530 is installed perpendicular to the inclined surface of the movable frame 430 so that the corner portion 531 of the cutter blade 530 is the gap As it is located at (d1) is to process the chamfered portion (C) of the base material (M) located in the gap (d1) to the corner portion 531 of the cutter blade (530).

As shown in FIG. 1 and FIG. 6, the movement limiting part 50 is selectively coupled to the positioning groove 21 forming a plurality of stages formed in the first plate 20 as a plurality of base materials to be chamfered ( According to the length of M) to limit the conveying distance of the conveying unit 400, and includes a moving body 51, a limiting frame 52, the positioning projection 53.

The movable body 51 is coupled to the rail portion 22 formed on the first plate 20 to be movable, and the limiting frame 52 is rotatable in a direction perpendicular to the movable body 51. It is coupled to the shaft, the positioning projection 53 is to protrude on one surface of the limiting frame 52 is to be selectively fitted to the positioning groove 21.

Therefore, the left and right transfer of the transfer unit 400 is made within the interval of the plurality of movement limiting unit 50, for this purpose, the movement limiting unit 50 or the transfer unit 400, although not shown in the drawings A sensor is provided, and when the detection signal of the touch sensor is output to the control panel 100, the control panel 100 is configured to determine the forward and reverse rotation driving of the first drive unit 450 included in the transfer unit 400, Or as shown in Figure 1 and 6 attached to the lower side of the rail portion 22 transport having a locking jaw portion 432 at both ends to limit the movement of the roller 431 for guiding the transfer of the moving frame 430 The limited frame 433 may be configured.

Here, the length of the transfer restriction frame 433 is preferably designed in consideration of the maximum left and right movement distance of the moving frame 430.

The support block 60 is located on one side of the upper surface of the base frame 10 so as to position the second plate 30 above the first plate 20, as shown in Figure 7 to 11 attached Located on the bottom of the second plate 30, the support block 60 is coupled to the gap adjusting portion 70 that can adjust the gap (d1) of the first and second plates 20, 30 is coupled. .

Here, the ring portion 61 is coupled to one end of the support block 60, as shown in Figure 7 attached, and the locking portion 11 is engaged to the ring portion 61 at one end of the base frame 10. Is coupled, the support block 60 is fixed to the base frame 10 when the locking unit 11 is locked, and the other end of the support block 60 when the lock unit 11 is unlocked. When lifted, the support block 60 is rotated about the ring portion 61 and has a structure capable of being turned upward.

At this time, the gap adjusting unit 70 is installed on one side of the support block 60, as shown in Figure 8 to 11 attached to the adjustment bolt 710 for adjusting the size of the gap (d1), and Located in the lower portion of the adjustment bolt 710 and tightening the adjustment bolt 710 is provided in the moving unit 720 and the support block 60 to lift the bottom surface of the second plate 30 to move backwards. A guide part 730 for guiding the movement of the second plate 30 and a restoring part of the support block 60 and restoring the second plate 30 to its original position when the tightening of the adjusting bolt 710 is released. Spring 740 is included.

At this time, the moving unit 720 is the support shaft 721 rotatably coupled to the support block 60, the center is coupled to the support shaft 721 and one end to the tightening force of the adjustment bolt 710 It is pressurized to rotate the support shaft 721 and the other end is rotated with the support shaft 721 to include an actuator 722 to lift the bottom surface of the second plate 30 to move backward.

In addition, one end of the support shaft 721 of the moving unit 720 is provided with a variable resistor unit 723 for varying and outputting a resistance value according to the rotation angle of the support shaft 721, the variable resistor unit 723 The variable resistance value output from the control panel 100 is configured to be output to the control panel 100, and the control panel 100 has a gap control state of the first and second plates 20 and 30 through the input rotation angle information. The display unit 101 is configured to enable the operator to visually confirm the operation.

The guide part 730 includes a receiving part 732 having a guide hole 731 inclined at both sides of the support block 60 and penetrating the upper and lower sides thereof, and is inserted into the receiving part 732 and has an upper surface. The guide body 734 is coupled to the second plate 30 and has a fastening hole 733 corresponding to the guide hole 731 on the side, and the guide hole 731 of the receiving portion 732. The guide body 734 is inserted into and fastened to the fastening hole 733 when tightening, and the guide body 734 moves along the movement of the second plate 30 when the tightening is released. It is configured to include a fixed lever 735 to be movable at an inclination angle.

In this case, coupling holes 731a are provided at both sides of the guide hole 731 of the accommodating part 732, and the guide body 734 has an inclination angle corresponding to the coupling hole 731a and the same as that of the guide hole 731. An auxiliary guide hole 734a is provided, and the coupling hole 731a includes a guide pin 736 inserted into the auxiliary guide hole 734a to stably guide the movement of the guide body 734. do.

The base material fixing part 80 is provided on the upper surface of the second plate 30 as shown in FIG. 13 and FIG. 14 to be movable sideways, and the base material M to be chamfered in the gap d1. Fixing the base material (M) so that the chamfered portion (C) of the guide frame 81, the cylinder portion 82, the first jig 83, the handle 84, the pressing jig 85, fixed frame 86, a switch panel 87.

The guide frame 81 is formed in the longitudinal direction on the upper surface of the second plate (30).

The cylinder portion 82 is moved to the left and right directions according to the control signal of the control panel 100 in the state coupled to the guide frame 81, or the switch panel 87 by the operator to the front and rear operation signal Along the left and right directions.

That is, the switch panel 87 is connected to the control panel 100 in a circuit, the left and right slide movement of the cylinder portion 82 by the control panel 100 can be controlled.

The first jig 83 is rotatably coupled to one side of the cylinder portion 82, and closely adheres to a side surface of the base material M placed on the first plate 20 to close the base material M. Configured to support.

The handle 84 is axially coupled to the upper surface of the cylinder portion 82 is configured to rotate forward and backward, the pressure jig 85 is rotated in accordance with the front and rear rotation of the handle 84 while the first plate ( 20) is configured to press and fix the base material (M) to be mounted on.

Here, although not shown in the figure, the rubber material is configured at the end of the pressing jig 85 so that scratches do not occur when pressing against the base material M is made.

In this case, a fixing frame 86 having a through hole (not shown) is extended to the cylinder portion 82, and the pressing jig 85 penetrates and is coupled to the through hole of the fixing frame 86.

Here, a screw portion 85a for height adjustment is formed on the outer circumferential surface of the pressing jig 85, and a spiral corresponding to the screw portion 85a is formed on the inner circumferential surface of the through hole.

And, in front of the first plate 20 is a rod-shaped auxiliary pedestal 90 for supporting a long base material (M) raised on the upper surface of the first plate 20 is rotatably coupled to the shaft On the upper surface of the second plate 30 or the side surface of the first plate 20, the scratch prevention pad 91 is mounted to prevent scratches from occurring on the surface of the base material M.

On the other hand, the control panel 100 is installed at one end of the base frame 10, the driving of the first and second drive unit 450, 520 included in the chamfering processing unit 40 to the set program According to the control, the program for outputting a signal for controlling the left and right movement of the cylinder portion 82 included in the parent material fixing portion 80 is mounted.

As such, as shown in FIGS. 1 to 14, first, the chamfering plant according to the embodiment of the present invention is located in the gap d1 by placing the chamfering portion C of the base material M. 1 Apply power to the chamfering processing part 40 in a state of being fixed to prevent the flow through the jig 83 and the pressure jig (85).

Then, the second drive part 520 included in the cutter part 500 of the chamfering part 40 rotates at a high speed to rotate the cutter blade 530 at high speed, whereby the cutter blades 530 are formed in the first and second directions. The chamfered portion C of the base material M exposed through the gap d1 between the plates 20 and 30 is processed, and at the same time, the chamfered portion included in the transfer part 400 of the chamfered portion 40 is processed. The moving frame 430 moves in the left or right direction according to the rotational driving force of the first driving unit 450.

Then, according to the movement of the moving frame 430, the cutter blade 530 first processes and moves the chamfered portion (C) of the base material (M) and the cutter blade 530 which is subsequently rotated after the primary The processed chamfering (C) is to be trimmed, and thus the processing for the chamfering (C) of the base material (M) can be made precisely.

Here, by adjusting the size of the gap (d1) of the first and second plates 20 and 30, the chamfering amount of the base material (M) can be adjusted, the support block provided on the bottom surface of the second plate (30) It is possible by the gap control unit 70 is coupled to (60).

That is, in order to adjust the chamfering amount of the base material (M) by adjusting the size of the gap (d1), first release the tightening of the fixing lever (not shown) to release the fixing of the guide body 734 and then adjusting bolt ( When tightening the 710, one end of the actuator 722 is pressed to the tightening force of the adjustment bolt 710 to rotate the support shaft 721 while moving downward, the actuator by the rotation of the support shaft 721 While the other end of the 722 moves upward, the bottom surface of the second plate 30 is lifted and moved rearward.

At this time, the guide body 734 bolted to the second plate 30 is led by the movement of the second plate 30 to move upward along the inclination angle of the guide hole 731 and the auxiliary guide hole 734a. While compressing the restoring spring 740, thereby guiding the movement of the first plate 20, the second plate 30 is moved up and down along the inclination angle of the guide hole 731, the gap (d1) is adjusted.

In addition, the rotation angle of the support shaft 721 is measured on the variable resistance portion 723 provided at one end of the support shaft 721 to adjust the amount of clearance d1 according to the moving distance of the second plate 30. It is displayed on the display unit 101 provided in the control panel 100.

Therefore, while adjusting the tightening force of the adjusting bolt 710 while checking the value displayed on the display unit 101, the size of the gap d1 is adjusted, and the base material M to be processed by adjusting the size of the gap d1. ) You can adjust the amount of chamfering.

Here, by releasing the tightening bolt 710 to release, the compressed restoring spring 740 is to move the second plate 30 forward from the stretching force to the original position.

On the other hand, the support block 60 is capable of upward tilting, which can be lifted upward by lifting the second plate 30 coupled with the support block 60 as shown in FIG. 12. The cutter blade 530 located in the gap d1 at the bottom of the two plates 30 will be easily replaceable.

As described above, the present invention fixes the base material to be chamfered, and the cutter blade rotates and moves to process the chamfering part of the base material. In addition, by machining the chamfering of the base material into the cutter blade corner of the cutter blade, bi-directional machining is possible, and the processing precision of the chamfering portion is improved, and the chamfering amount control of the base material and the replacement of the cutter blade are made very easy.

Although the preferred embodiments of the present invention have been disclosed for illustrative purposes, those skilled in the art will appreciate that various modifications, additions and substitutions are possible, without departing from the scope and spirit of the invention as disclosed in the accompanying claims. Of course.

Therefore, the scope of the present invention should not be limited to the above-described embodiments, but should be determined by the scope of the appended claims and equivalents thereof

10; Baseframe 11; Lock
20; First plate 30; Second plate
40; Chamfering Process 50; Limiting movement
60; Support block 70; Clearance adjustment
80; Parent stock government; Assistive Base
100; Control panel 400; Conveying part
500; Cutter portion

Claims (25)

Base frame; First and second plates installed at different heights such that a predetermined gap is formed on an upper surface of the base frame; Located in the gap between the first and second plates, the chamfering processing unit for processing the chamfering of the base material by moving left and right along the gap; And including
A plurality of positioning grooves and rails are formed on one surface of the first plate at predetermined intervals in a longitudinal direction, and the plurality of positioning grooves forming the multi-stage restrict the transfer distance of the transfer unit according to the length of the base material to be chamfered. Optionally configured to combine the movement limiting portion, the plurality of movement limitation portion chamfering processing apparatus, characterized in that configured to move in the horizontal direction along the rail portion. According to claim 1, wherein the chamfering processing unit,
A conveying part which is conveyed to the left and right along the longitudinal direction of the base frame; And
A cutter unit coupled to the transfer unit and processing a chamfer of the base material positioned in the gap between the first and second plates according to left and right transfer of the transfer unit; Chamfering processing apparatus, characterized in that it further comprises a. The image forming apparatus according to claim 2,
A first guide frame formed in a longitudinal direction on an upper end of the base frame;
A second guide frame formed in a longitudinal direction at a lower end of the base frame;
Upper and lower ends are coupled to the first and second guide frames, the movable frames moving in left and right directions along the first and second guide frames;
Both ends are fixed to the moving frame to form a closed loop, the chain for transporting the moving frame in the left and right directions; And
A first drive unit moving the chain in a left or right direction; Chamfering processing apparatus, characterized in that it further comprises a. The method of claim 3, wherein the first drive unit,
A first motor coupled to one end of the base frame to drive forward and reverse rotation;
A drive gear coupled to the drive shaft of the first motor and having one end of the chain wound;
A driven gear located in a direction opposite to the drive gear and wound on the other end of the chain; Chamfering processing apparatus, characterized in that it further comprises a. The method according to claim 3 or 4,
The chain is tensioned by the tension control gear, the chamfering device, characterized in that the height for the tension control of the tension control gear is configured to be variable in the tension control frame. The method of claim 2, wherein the cutter unit,
A rotating shaft coupled to the upper end of the moving frame;
A second drive unit coupled to a lower end of a moving frame to provide a rotational force to the rotating shaft;
A cutter blade coupled to the rotary shaft, the cutter blade for processing the chamfer of the base material located in the gap between the first and second plates when the rotational force of the second drive unit is transmitted to the rotary shaft; Chamfering processing apparatus, characterized in that it further comprises a. The method of claim 6, wherein the second drive unit,
A second motor for driving forward and reverse rotation;
A first pulley coupled to a drive shaft of the second motor;
A second pulley to which the rotation shaft is coupled; And
A belt unit connecting the first and second pulleys and transmitting a rotational force of the second motor to the rotation shaft; Chamfering processing apparatus, characterized in that it further comprises a. According to claim 6, The upper surface of the movable frame is an inclined surface, the cutter blade is installed perpendicular to the inclined surface of the movable frame is located in the gap to the corner portion of the cutter blade as the corner portion of the cutter blade is located in the gap. Chamfering processing apparatus, characterized in that configured to process the chamfering portion of the base material. delete The method of claim 1, wherein the movement limiting unit,
A moving body coupled to the rail and moving;
A limiting frame axially rotatably coupled to the movable body in a vertical direction;
A positioning protrusion protruding from one surface of the limiting frame and fitted into the positioning groove; Chamfering processing apparatus, characterized in that it further comprises a. The method of claim 10, wherein the movement limiting unit,
Chamfering processing apparatus characterized in that it further comprises a transfer limiting frame having a locking jaw portion at both ends to limit the movement of the roller for guiding the transfer of the moving frame on the lower side of the rail. The method of claim 1,
A support block for positioning the second plate above the first plate is coupled to the bottom of the second plate,
Chamfering processing device, characterized in that the support block is configured to combine the gap adjusting portion that can adjust the gap of the first and second plates. The method of claim 12, wherein the gap control unit,
An adjustment bolt installed at one side of the support block to adjust the size of the gap;
Located in the lower portion of the adjustment bolt to tighten the control bolt to move the rear portion of the second plate to lift the rear;
A guide part provided in the support block to guide the movement of the second plate;
A restoring spring configured in the support block for restoring the second plate to its original position when the tensioning bolt is released; Chamfering processing apparatus, characterized in that it further comprises a. The method of claim 13, wherein the moving unit,
A support shaft rotatably coupled to the support block;
An actuator coupled to a center of the support shaft, one end of which is pressed by the tightening force of the adjustment bolt to rotate the support shaft, and the other end to lift and move the bottom of the second plate to the rear while rotating together with the support shaft; Chamfering processing apparatus, characterized in that it further comprises a. 15. The chamfering apparatus according to claim 14, wherein a variable resistance unit is coupled to one end of the support shaft of the moving unit to measure an adjustment amount of the gap by measuring a rotation angle of the support shaft. The method of claim 13, wherein the guide portion,
Receiving portion that penetrates the support block up and down, the inclined guide hole is provided on both sides of the support block;
A guide body inserted into the accommodating part and coupled to the second plate and having a fastening hole corresponding to the guide hole on a side thereof;
A fixing lever inserted into the guide hole of the receiving part and fastened to the fastening hole to fix the guide body when tightening, and to allow the guide body to move at an inclination angle of the guide hole along the movement of the second plate when the tightening is released; Chamfering processing apparatus, characterized in that it further comprises a. 17. The method of claim 16,
Coupling holes are provided at both sides of the guide hole of the accommodation portion, and the guide body is provided with an auxiliary guide hole corresponding to the coupling hole and having the same inclination angle as the guide hole, and the coupling hole is inserted into the auxiliary guide hole. Chamfering processing apparatus characterized in that the guide pin for guiding the movement of the body stably configured. The method of claim 12, wherein one end of the support block is coupled to the ring portion, one end of the base frame is coupled to the locking portion is engaged with the ring portion,
When the locking unit is locked, the support block is fixed to the base frame, and when releasing the lock, when lifting the other end of the support block is rotated around the ring portion chamfering processing is characterized in that it can be configured to be turned upward Device. The chamfering device according to claim 13, wherein a left and right movable base material fixing part for fixing the base material is coupled to an upper surface of the second plate so that the chamfered portion of the base material to be chamfered is located in the gap. 20. The method of claim 19, wherein the parent refinancing unit,
A guide frame formed on an upper surface of the second plate;
A cylinder portion coupled to the guide frame and moving left and right;
A first jig rotatably coupled to one side of the cylinder part, the first jig being in close contact with a side surface of the base material mounted on the first plate to prevent rolling;
A handle axially coupled to an upper surface of the cylinder part to rotate forward and backward; And
A pressure jig for interlocking with the front and rear rotations of the handle and for pressing and fixing an upper surface of the base material on the first plate; Chamfering processing apparatus, characterized in that it further comprises a. 21. The method of claim 20, wherein the cylinder portion is configured to extend the fixed frame having a through hole, the through hole of the fixed frame to be coupled to the pressing jig through, the outer surface of the pressing jig for adjusting the screw portion height And a spiral corresponding to the screw portion is formed on the inner circumferential surface of the through hole. 21. The method of claim 20, wherein the cylinder portion is configured to slide in the horizontal direction in accordance with the operation signal of the switch panel, the switch panel is connected to the control panel circuitry, by the control panel the left and right slide movement of the cylinder portion Chamfering processing device, characterized in that configured to be controlled. 23. The method of claim 22,
The control panel is configured to be connected to the variable resistor circuit for varying and outputting the resistance value in accordance with the rotation angle information of the moving part included in the gap adjusting unit,
Chamfering processing apparatus, characterized in that for configuring the display panel for displaying the gap control state of the first and second plates in accordance with the variable resistance value output from the variable resistor unit. The chamfering device according to claim 1, wherein an auxiliary pedestal rotatable to support the long base material which is placed on the upper surface of the first plate is coupled to the front of the first plate. The chamfering apparatus according to claim 1, wherein a scratch prevention pad is formed on the first plate or the second plate to prevent scratches from occurring in the base metal.

Images