KR20110104717A - Metal cutter bar angle adjustment ismail structure - Google Patents

Metal cutter bar angle adjustment ismail structure Download PDF

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Publication number
KR20110104717A
KR20110104717A KR1020100023778A KR20100023778A KR20110104717A KR 20110104717 A KR20110104717 A KR 20110104717A KR 1020100023778 A KR1020100023778 A KR 1020100023778A KR 20100023778 A KR20100023778 A KR 20100023778A KR 20110104717 A KR20110104717 A KR 20110104717A
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KR
South Korea
Prior art keywords
vise
angle adjusting
workpiece
work table
position fixing
Prior art date
Application number
KR1020100023778A
Other languages
Korean (ko)
Inventor
김해식
Original Assignee
김해식
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 김해식 filed Critical 김해식
Priority to KR1020100023778A priority Critical patent/KR20110104717A/en
Publication of KR20110104717A publication Critical patent/KR20110104717A/en

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
    • B23D45/00—Sawing machines or sawing devices with circular saw blades or with friction saw discs
    • B23D45/04—Sawing machines or sawing devices with circular saw blades or with friction saw discs with a circular saw blade or the stock carried by a pivoted lever
    • B23D45/042—Sawing machines or sawing devices with circular saw blades or with friction saw discs with a circular saw blade or the stock carried by a pivoted lever with the saw blade carried by a pivoted lever
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
    • B23D47/00—Sawing machines or sawing devices working with circular saw blades, characterised only by constructional features of particular parts
    • B23D47/04—Sawing machines or sawing devices working with circular saw blades, characterised only by constructional features of particular parts of devices for feeding, positioning, clamping, or rotating work
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B1/00—Vices
    • B25B1/22—Arrangements for turning or tilting vices

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Sawing (AREA)

Abstract

The present invention relates to an angle adjusting vise structure of a metal cutter which can cut a workpiece at various angles by simply rotating the vise to cut at various angles when cutting the workpiece, and more particularly, the length of the work table. A plurality of position fixing holes are formed in the rotational vise that is coupled to rotate in both directions at the end of the spindle to move forward and backward with the spiral rotation along the angle adjustment vise is rotated by the rotation axis at the top of the workbench And forming a pinhole communicating with the position fixing hole of the angle adjusting vise on the working table so as to be fixed by inserting the bispin into the position fixing hole and the pinhole. By simply rotating the vise, the workpiece can be cut at various angles.

Description

Metal cutter bar angle adjustment Ismail structure}

The present invention relates to an angle adjusting vise structure of a metal cutting machine, and more particularly to an angle adjusting vise structure of a metal cutting machine capable of cutting a workpiece at various angles by simply rotating the vise to cut at various angles when cutting the workpiece. It is a tube.

In general, a cutter is a device for cutting a hard metal through a cutter that rotates at a high speed, a cutting portion provided with a device for cutting a workpiece, a base portion for fixing the workpiece and at the same time supporting the cutting portion, the base portion and It consists of a connecting portion for connecting the cut.

That is, the cutting part is formed integrally with the frame, a motor mounted inside one side of the frame to generate a driving force, a cutting blade installed on the frame to cut a workpiece while rotating under the driving force of the motor, and integrally formed on the frame. And a frame handle for vertically moving the frame, and a switch mounted to the frame handle to supply or cut off power to the motor.

However, in the conventional cutter as described above, in order to cut the workpiece at various angles, the workpiece may be cut at a desired angle, and safety accidents may occur due to the separation or movement of the workpiece. There was a problem that the play or breakage occurs.

Accordingly, an object of the present invention is to provide an angle adjusting vise structure of a metal cutting machine that can be cut in various angles by simply rotating and fixing a vise in view of the problems of the prior art as described above.

Further, another object of the present invention is to prevent the positional change or the bite force of the workpiece to be released by using a pin or bolt fastening after the angle adjustment.

In order to achieve the above object, the present invention is a vise structure of a metal cutting machine consisting of a cutting part for cutting the workpiece by a cutting blade for rotating the workpiece at high speed by receiving the workpiece being bitten by the vise of the work table through the drive unit installed in the housing In the, according to the length of the workbench to form a tightening vice part of the rotating vise is coupled to rotate in both directions at the end of the spindle forward, backward in the spiral rotation, the angle adjustment is coupled to rotate by the rotating shaft at the top of the workbench Forming a plurality of position fixing holes in the vise in a circular arrangement, by forming a pin hole in communication with the position fixing hole of the angle adjustment vise on the workbench is configured to be fixed by inserting the vice pins into the position fixing holes and pin holes Provides an angle adjusting vise structure of a metal cutter.

As described above, the present invention has an effect of simply rotating the vise to fix the workpiece at various angles.

And, by using the pin or bolt fastening after the angle adjustment there is an effect to prevent the positional change or the bite force of the workpiece is released.

1 is a plan view showing the structure and operation of the angle adjusting vise of the metal cutting machine according to the present invention;
2 is a longitudinal sectional view showing a power transmission structure of a metal cutting machine;
3 is an operation diagram illustrating a state in which the rotation speed of the cutting blade is changed due to the shifting operation and the shifting of the shifting disk of the shifting follower in FIG. 2.

Preferred embodiments of the present invention as described above according to the present invention will be described in detail based on the accompanying drawings.

As shown in Figure 1, the angle adjusting vise structure of the metal cutting machine of the present invention is to receive the workpiece being bitten by the vise of the workbench through a drive unit installed in the housing through the rotational force of the motor to cut the workpiece into a cutting blade to rotate at high speed It relates to a vise structure of a metal cutter composed of a cutting portion.

First, the tightening vice part 70 is formed by a rotation vice 72 that is rotated in both directions to an end of the spindle 71 that moves forward and backward in a spiral rotation along the length of the work table 50.

In addition, a plurality of position fixing holes 82 are formed in a circular arrangement in the angle adjusting vise 80 that is rotatably coupled by the rotation shaft 81 at the upper portion of the work table 50.

In addition, a pinhole 52 communicating with the position fixing hole 82 of the angle adjusting vise 80 is formed in the work table 50 to insert the vice pin 83 into the position fixing hole 82 and the pinhole 52. It is configured to be fixed.

In addition, at one end of the work table 50 to form an extension end 56 is formed an arc-shaped guide hole 55.

In addition, an arc-shaped rotation guide hole 84 is formed around the rotation shaft 81 of the angle adjusting vise 80, so that the vise extending end 85 extending to one side is raised to the upper end of the extension 56. Form.

That is, after adjusting the angle of the angle adjusting vise 80, the rotation guide hole 84 and the work table 50, the vise extending end and 85 and the extension end 56 is configured to be fastened and fixed by bolts (86)

As shown in Figure 2, looking at the structure of the metal cutter that can be used by applying the angle control vise structure of the metal cutter receives the rotational force of the motor 21 coupled to one side of the housing 10 in a gear bite method The drive unit 20 is formed of a drive gear 22 composed of a plurality of rotating gears.

At this time, the drive gear 22 of the drive unit 20 and the second drive gear 22b having a large gear ratio to the rear of the first drive gear 22a which is geared to the motor shaft 21a of the motor 21 and The third drive gear 22c having a small gear ratio is integrally formed so as to rotate simultaneously by the rotational force of the motor 21.

That is, the gear ratio of the drive gear 22 decreases in the order of the first driving gear 22a, the second driving gear 22b, and the third driving gear 22c.

The shift driven part 30 which has a different gear ratio to the drive gear 22 of the drive unit 20 and is bitten by the first driven gear 31 and the second driven gear 32 is driven shaft 33. Combined in idle).

In addition, the rotation ratio of the driven shaft 33 is adjusted by the shift disk 34 which is in disk contact with the first driven gear 31 or the second driven gear 32, and the shift follower 30 includes a housing ( 10) is installed inside.

That is, the second drive gear 22a of the drive gear 22 is the first driven gear 31 of the variable speed follower 30 and the third drive gear 22c of the drive gear 22 is the variable speed follower. Geared with the second driven gear 32 of 30 is configured to transfer power to the variable speed follower (30).

In addition, the first driven gear 31 and the second driven gear 32 of the variable speed follower 30 may include a second drive gear 22b and a third drive gear 22 of the drive unit 20 on the driven shaft 33. 22c) are geared to each other to be idle.

That is, the first driven gear 31 and the second driven gear 32 are respectively rotated by the driven shaft 33 by receiving the rotational force of the second driving gear 22b and the third driving gear 22c.

In addition, the shift disk 34 of the shift follower 30 is a key (key: 33a) in the driven shaft 33 of the central position where the first follower gear 31 and the second follower gear 32 are installed. Connection is combined.

Then, the shift projection 35a of the shift lever 35 that is exposed to the front side of the housing 10 is inserted into the insertion groove 34a formed on the outer circumferential surface of the shift disk 34.

At this time, the insertion groove 34a and the shifting projection 35a are in sliding contact so that the shifting disk 34 moves along the direction in which the shifting lever 35 rotates.

That is, when the shift lever 35 is rotated in both directions, the shift disk 34 moves left and right along the driven shaft 33 to the side of the first driven gear 31 or the second driven gear 32. The driven shaft 33 is configured to rotate in contact with the disk at different rotation ratios.

In this case, the disc ends 31a and 32a are formed on the side surfaces of the first driven gear 31 and the second driven gear 32.

In this way, the transmission disk 34 is configured to transfer the rotational force received by being moved in contact with the disk stages 31a and 32a by the operation of the shift lever 35 to the driven shaft 33.

In addition, the cutting unit 40 receiving power through the driving unit 20 and the shift follower 30 is coupled to an end of the driven shaft 33 of the shift follower 30 exposed to the other side of the housing 10. do.

Then, the driven pulley 41 coupled to the driven shaft 33 and the driven pulley 43 connected to the belt 42 are rotated to rotate the cutting blade 45 coupled to the end of the cutting blade shaft 44. It is configured to cut the workpiece fixed to the working table (50).

In addition, both ends of the resilient member 53 installed between the hinge end 51 and the hinge end 51 of the work table 50 are inserted between the hinge end 51 and the housing, respectively. Support in (10).

At this time, the elastic member 53 in the present invention will be described as an example of the torsion spring.

That is, the metal cutter 100 is configured to return by the elastic force of the elastic member 53 after the cutting portion 40 is pressed downward.

Hereinafter, the operation and operation of the present invention will be described.

As shown in FIGS. 1 to 3, the motor 21 constituting the driving unit 20 of the metal cutter 100 is driven by an externally supplied power, and the operation of the cutting unit 40 moves downward. When moving, the switch 47 formed in the handle 46 which can be gripped by the hand operator can be operated by contacting and releasing the contact to stop the operation.

In the case of cutting the workpiece using the metal cutter 100, the workpiece is first rotated backwardly by rotating the spindle 21 of the work table 50 to rotate the rotary vise 71 at the angle control vise 80. Spaced backwards by the area of.

Next, it is positioned between the rotary vise 72 and the angle adjustment vise 80, the spindle 21 is rotated forward to advance the rotation vise 72 to the workpiece is rotated vise 72 and the angle adjustment vise ( 80 bite tightly.

At this time, when the cutting angle of the workpiece is cut at an angle of 15 °, 30 °, 45 °, 60 ° as an example, the bolt 86 is coupled through the vice extension end 85 and the extension end 56 and The fastening of the bolt 86 and the position fixing hole 82 and the pin pin 52 inserted into the pin hole 52 through the rotation guide hole 84 is disengaged.

In this state, the angle adjusting vise (80) is rotated at an angle to perform the cutting operation on the basis of the rotation axis 81, and then the bolt 86 and the vise extension end (85) and the extension end (56), rotation guide hole Re-tighten the bolt 86 to couple the 84 and the work table 50, and insert the vice pin 83 into the position fixing hole 82 and the pin hole 52.

Subsequently, the workpiece is placed between the rotary vise 72 and the angle adjusting vise 80, and then the spindle 71 is rotated forward to firmly bite and fix the rotation vise 72 and the angle vise 80.

Next, when the operator contacts the switch 47 in a state of holding the handle 46 of the cutting unit 40, the operator drives the motor 21.

At this time, the driving force of the motor 21 rotates the first and second driving gears 22a and 22c of the driving gear 22, which are geared to the motor shaft 21a, so that the second and third driving gears 22b and 22c also rotate together. Done.

As such, when the drive gear 22 rotates, the second driven gear 31 and the third driven gear 22c of the variable speed follower 30 are driven by the second drive gear 22b. The driven gear 32 idles on the driven shaft 33.

At this time, the gear ratio of the first driven gear 31 is smaller than the second driven gear 32 to rotate quickly.

Then, when the shift lever 35 of the shift follower 30 is rotated in both directions, the shift disk 34 moves left and right along the follow shaft 33, and the first follower gear 31 or the second follower. The disk is in contact with the side of the gear 32 to rotate the driven shaft 33 at a different rotation ratio.

That is, when the shift lever 35 is rotated in both directions, the shift disk 34 moves left and right along the driven shaft 33 to the side of the first driven gear 31 or the second driven gear 32. The rotational force transmitted to the transmission disk 34 in contact with the formed disk ends 31a and 32a is transmitted to the driven shaft 33.

At this time, the variable speed disk 34 rotates quickly when it comes in contact with the disc end 31a of the first driven gear 31 and simply rotates when it rotates slowly when it comes in contact with the disc end 32a of the second driven gear 32. You can shift speed.

In this way, the rotational force of the drive unit 20 is transmitted to the cutting blade 45 of the cutting unit 40 by shifting through the variable speed follower 30, and cut at different rotational speeds according to the hardness, size and physical properties of the workpiece. The efficiency is not deteriorated and the overload does not act on the cutting blade 45 or the drive unit 20.

That is, the driving pulley 41 coupled to the end of the driven shaft 33 of the variable speed follower 30 exposed to the other side of the housing 10 is rotated and connected to the driving pulley 41 and the belt 42. As the driven pulley 43 is rotated, the cutting blade 45 is rotated to rotate the cutting blade 45.

In the above state, holding the handle 46 of the cutting unit 40 and applying a force to the lower cutting unit 40 is fixed to the work table 50 while rotating the lower portion relative to the hinge axis 54 The cutting blade 45 is cut in contact with water.

As such, when the cutting of the workpiece is completed by the cutting part 40 and the worker releases the pressing force from the handle 46, the cutting part 40 rotates upward by the elastic return force of the elastic member 53. .

In this case, the driving unit 20 and the shift driving unit 30 are installed therein, and the housing 10 to which the cutting unit 40 is connected is rotated based on the hinge shaft 54.

In the above, the present invention has been illustrated and described with reference to specific preferred embodiments, but the present invention is not limited to the above-described embodiments and is not limited to the spirit of the present invention. Various changes and modifications can be made by those who have

10 housing 20 drive unit
21: motor 22: drive gear
22a: first drive gear 22b: second drive gear
22c: third drive gear 30: shift driven part
31: 1st driven gear 32: 2nd driven gear
33: driven shaft 33a: key
34: shifting disk 34a: insertion groove
35: shift lever 35a: shift projection
40: cutting portion 41: drive pulley
42: belt 43: driven pulley
44: cutting blade axis 45: cutting blade
46: knob 47: switch
50: workbench 51: hinge end
52: pinhole 53: elastic member
54: hinge axis 55: guide hole
56: extended end 70: tightening vice part
71: spindle 72: rotation vise
80: angle adjustment vise 81: rotation axis
82: position fixing hole 83: bispin
84: rotation guide hole 85: vise extension
86: bolt 100: metal cutting machine

Claims (2)

In the vise structure of the metal cutting machine consisting of a cutting portion for receiving the workpiece bite by the vice of the work table through a drive unit installed in the housing to cut the workpiece with a cutting blade that rotates at high speed,
The tightening vice part 70 is formed by the rotation vice 72 which is rotatably coupled in both directions to the end of the spindle 71 which moves forward and backward in the spiral rotation along the length of the work table 50,
A plurality of position fixing holes 82 are formed in a circular arrangement in the angle adjusting vise 80 which is rotatably coupled by the rotating shaft 81 at the upper portion of the work table 50,
The pinhole 52 communicating with the position fixing hole 82 of the angle adjusting vise 80 is formed in the work table 50 to insert and fix the vice pin 83 into the position fixing hole 82 and the pinhole 52. Angle adjusting vise structure of the metal cutting machine, characterized in that configured to. The method of claim 1, wherein one end of the work table 50 is formed with an extension end 56 is formed with an arc-shaped guide hole 55,
An arc-shaped rotation guide hole 84 is formed around the rotation shaft 81 of the angle adjusting vise 80, and a vise extension end 85 extending to one side is formed to be raised to an upper end of the extension end 56. ,
After adjusting the angle of the angle adjusting vise 80, the workbench 50 is turned into a bolt 86 by passing through the guide hole 55 and the rotation guide hole 84 of the vise extending end 85 and the extending end 56. Angle adjusting vise structure of the metal cutter, characterized in that configured to be fastened and fixed.
KR1020100023778A 2010-03-17 2010-03-17 Metal cutter bar angle adjustment ismail structure KR20110104717A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020100023778A KR20110104717A (en) 2010-03-17 2010-03-17 Metal cutter bar angle adjustment ismail structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020100023778A KR20110104717A (en) 2010-03-17 2010-03-17 Metal cutter bar angle adjustment ismail structure

Publications (1)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101380393B1 (en) * 2011-10-07 2014-04-02 김오연 Angle cutter
CN104139314A (en) * 2013-12-19 2014-11-12 中国重汽集团柳州运力专用汽车有限公司 Clamp for chamfering tube end
CN104325493A (en) * 2014-10-21 2015-02-04 苏州市宝玛数控设备有限公司 Fixing device of pipe cutting machine
CN110653746A (en) * 2019-09-09 2020-01-07 江苏美安医药股份有限公司 Accurate assembling tool for multiple electrode needles of radiofrequency ablation catheter
CN112775490A (en) * 2020-12-22 2021-05-11 陈丽丹 Cutting device with shielding and collecting functions for machine manufacturing

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101380393B1 (en) * 2011-10-07 2014-04-02 김오연 Angle cutter
CN104139314A (en) * 2013-12-19 2014-11-12 中国重汽集团柳州运力专用汽车有限公司 Clamp for chamfering tube end
CN104325493A (en) * 2014-10-21 2015-02-04 苏州市宝玛数控设备有限公司 Fixing device of pipe cutting machine
CN110653746A (en) * 2019-09-09 2020-01-07 江苏美安医药股份有限公司 Accurate assembling tool for multiple electrode needles of radiofrequency ablation catheter
CN112775490A (en) * 2020-12-22 2021-05-11 陈丽丹 Cutting device with shielding and collecting functions for machine manufacturing
CN112775490B (en) * 2020-12-22 2022-08-09 湖南佰益机械设备制造有限公司 Cutting device with shielding and collecting functions for machine manufacturing

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