KR101359648B1 - Apparatus for grinding weld bead profile - Google Patents

Abstract

A welding part processing apparatus is disclosed.
Welding part processing apparatus according to an embodiment of the present invention, a plurality of magnet wheels disposed corresponding to the base material and the welding material for processing a profile that is a joint between the base material and the welding material; A frame coupled between one magnet wheel and the other magnet wheel to support the magnet wheel; A horizontal transfer unit for linearly reciprocating the horizontal bracket based on the horizontal screw block fixed to the frame; A vertical transfer unit for linearly reciprocating the vertical screw block based on the vertical bracket fixed to the horizontal bracket; And a tool part mounted on the vertical screw block to process the profile.

Description

Welding part processing device {APPARATUS FOR GRINDING WELD BEAD PROFILE}

The present invention relates to a welder processing apparatus for use in grinding or grinding processing on welds.

In general, the hand grinder is a tool for removing weld beads by grinding during grinding of weld beads.

For example, in the prior art, in the shipyard or the like, a welding part of abutted portion between the steel plates, which is flat or curved, is removed and a stress is removed.

In particular, the weld bead shape, that is, a weld bead profile (hereinafter, abbreviated as 'profile') is a weld formed convexly by welding, and may be a machining target in which a grinding operation is required to be concave.

The profile usually has a round cross section and extends along the welding toe line of the base material and the welding material to be welded.

These weld profiles have various profile sizes, shapes, and radii of curvature, depending on the dimensions of the base material.

Therefore, the profiling process is a difficult task, a lot of working time is input, and the quality difference may occur depending on the skill of the operator.

That is, in the work site, roughing is performed by using a hand grinder for profile processing, and finishing is finished by polishing after finishing work using a baby grinder.

In addition, the work conditions are not easy, so that the worker squats, or lying down to perform the work for a long time, musculoskeletal disorders are occurring.

Therefore, in order to improve work quality and productivity, and to prevent musculoskeletal disorders, it is necessary to develop and apply a device.

Utility Model Registration No. 20-0312261

Embodiment of the present invention by the shock absorbing block attenuates the impact during machining is possible to run stable, the detachable and easy installation and installation by the magnet wheel that can generate or dissipate the attraction force by the magnetic force to the switching lever, horizontal direction The present invention provides a welding part processing apparatus that can process various curvature radii profiles by adjusting a position of a tool part in a vertical direction.

According to an aspect of the present invention, a welding part processing apparatus for processing a profile that is a joint between the base material and the welding material, a plurality of magnet wheels respectively disposed corresponding to the base material and the welding material; A frame coupled between one magnet wheel and the other magnet wheel to support the magnet wheel; A horizontal transfer unit for linearly reciprocating the horizontal bracket based on the horizontal screw block fixed to the frame; A vertical transfer unit for linearly reciprocating the vertical screw block based on the vertical bracket fixed to the horizontal bracket; And a tool part mounted on the vertical screw block to process the profile.

The frame may further include a buffer block coupled between the second wheel base plate and the guide bar of the frame.

In addition, the buffer block, the outer housing is arranged on both sides of the lower flange portion which is bolted to the second wheel base plate; An inner tube disposed inside the outer housing; And a dustproof member of a rubber material, which partially forms a void space while connecting between the outer housing and the inner tube.

In addition, the magnet wheel, the casing containing a permanent magnet that acts an attractive force to the base material or the welding material; A switch unit disposed on the casing to change the arrangement of the permanent magnets by rotation for turning on or off the attraction force; And it may include a pair of wheels rotatably coupled to both sides of the casing.

The frame may include: a first wheel base plate mounted with the one side magnet wheel paired with the front and rear; A stage plate installed at the center of the first wheel base plate; A pair of guide bar brackets disposed on both sides of the stage plate and fixed to the first wheel base plate; Guide bars having a bent link bar shape coupled to the guide bar brackets to form a pair; A connection protrusion protruding from the inner side of the upper end of the guide bar to be inserted into the inner diameter of the inner tube of the buffer block; A plurality of rigid bars interconnecting the guide bars; And a second wheel base plate on which the flange portion of the buffer block coupled to the guide bar of the guide bar is fixed by bolts and mounted with the other magnet wheel paired with each other.

The guide bar extends from the lower end fixed to the guide bar bracket to the first bending point in the vertical direction, extends from the first bending point to the second bending point in the oblique direction, and from the second bending point. It may extend to the upper end in the horizontal direction.

In addition, the horizontal transfer unit, a pair of horizontal module is installed on both sides of the upper surface of the stage plate of the frame; A horizontal bracket mounted on the horizontal module to linearly reciprocate; A horizontal screw block having a horizontal screw bushing fixed to the stage plate through a space between a center slit of the horizontal bracket and a pair of horizontal modules; A horizontal screw shaft coupled to the horizontal screw bushing of the horizontal screw block and rotatably supported by the horizontal bracket; A first shaft fixing part installed on an outer surface of the horizontal bracket to clamp the horizontal screw shaft; And it may include a horizontal handle coupled to the end of the horizontal screw shaft.

In addition, the vertical transfer unit, the vertical bracket coupled vertically to the horizontal bracket; A pair of vertical linear modules installed on a side of the vertical bracket; A vertical screw block mounted on the vertical linear module and having a vertical screw bushing; A vertical screw shaft coupled to the vertical screw bushing and rotatably supported by the vertical bracket; A second shaft fixing part installed on an upper side of the vertical bracket to clamp the vertical screw shaft; And it may include a vertical handle coupled to the end of the vertical screw shaft.

The tool unit may include: a tool holder fixing part coupled to the vertical screw block to clamp an insertion protrusion of the tool holder; A tool holder having a tool mounting hole and a lever screw hole coupled to the tool holder fixing part and connected to each other; And it may include a grinder that can be fitted to the tool mounting.

An embodiment of the present invention is for processing a profile formed in the welded part when manufacturing a shipbuilding or offshore structure, it is possible to easily replace the tool portion to correspond to the profile of the various radius of curvature, as well as to adjust the position of the tool portion in the horizontal and vertical direction In addition, it is possible to improve the work quality and productivity, to prevent musculoskeletal disorders, and the expected value is very high as a processing apparatus that can prevent the quality difference occurs according to the operator skill.

In addition, the embodiment of the present invention provides a magnet wheel disposed to correspond to the base material and the welding material, respectively, there is an advantage that can perform a stable guide function by acting on the base material or the welding material by the attractive force by the magnetic force.

In addition, the embodiment of the present invention has the advantage that it is easy to remove and install the device to generate or dissipate the attraction force by the magnetic force to the switching lever provided in the magnet wheel.

In addition, the embodiment of the present invention can attenuate the impact during operation of the tool portion to the buffer block of the frame portion between the magnet wheel, and can partially compensate for the displacement of the magnet wheel, it is possible to prevent the impact transmitted to the magnet wheel, Even if the direction of movement of the device changes minutely according to the displacement of the magnet wheel, it can be stably guided, and there is an advantage of ensuring the quality of the profile processing.

In addition, the embodiment of the present invention can selectively turn on or off the magnetic force of one side or the other side of the magnet wheel, and as the buffer block is interposed between the frame and the magnet wheel, the curved surface between the horizontal base material and the curved welding material The machining of the mold profile also has the advantage that it can be used while satisfying the grinding quality.

In addition, the embodiment of the present invention provides a rotation angle adjustable tool holder that can be arranged in a diagonal direction when the base material is disposed in the horizontal direction, the welding material is disposed in the vertical direction, it is possible to optimally arrange the tool portion There is an advantage.

1 is a perspective view of a welding part processing apparatus according to an embodiment of the present invention.
2 is an exploded perspective view of the welder processing apparatus shown in FIG.
FIG. 3 is a perspective view for explaining straight line processing using the welder processing apparatus shown in FIG. 1. FIG.
4 is a perspective view for explaining the curve processing by using the welder processing apparatus shown in FIG.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings. In the following description of the present invention, detailed description of known functions and configurations incorporated herein will be omitted when it may make the subject matter of the present invention rather unclear.

1 is a perspective view of a welding part processing apparatus according to an embodiment of the present invention.

Referring to FIG. 1, in this embodiment, the welded part may mean a profile P1, which is a junction between the base material 10 and the weld material 20. In addition, the welding process may mean grinding a profile such as roughing, finishing, and the like.

In addition, in the description of the present embodiment, the horizontal direction may be the left and right extending directions of the base material 10, the vertical direction may be the vertical extension direction of the welding material 20, and the diagonal direction is the inclination direction between the vertical direction and the horizontal direction. It may mean.

This embodiment may include a magnet wheel (100, 110), the frame 200, the horizontal transfer unit 300, the vertical transfer unit 400, the tool unit 500.

The magnet wheels 100 and 110 may include one side of the magnet wheel 100 and the other side of the magnet wheel 110 disposed to correspond to the base material 10 or the welding material 20 so as to play a driving and guide role of the device. have.

The frame 200 mounts one magnet wheel 100 for moving along the base material 10 to one end of the frame, and the other magnet wheel 110 for moving along the welding material 20 to the other end of the frame. You may be doing

In FIG. 1, one end of the frame may mean a lower portion of the frame 200 corresponding to the base material 10, and the other end of the frame means an upper portion of the frame 200 corresponding to the welding material 20. can do.

One side of the magnet wheel 100 or the other side of the magnet wheel 110, the wheel driving surface corresponding to the angle between the base material 10 and the welding material 20 (for example, a right angle), the base material 10 or the welding material 20 It may be arranged to lie on the surface of the.

The magnet wheel 100 on one side and the magnet wheel 110 on the other side may secure a running stability by arranging a pair of left and right wheels 101 and 102 before and after the wheel base plates 210 and 270, respectively.

The horizontal transfer unit 300 may play a role of linearly reciprocating the horizontal bracket 320 based on the horizontal screw block 310 fixed to the frame 200.

The vertical transfer unit 400 may serve to linearly reciprocate the vertical screw block 420 based on the vertical bracket 410 fixed to the horizontal bracket 320.

The tool unit 500 may be mounted on the vertical screw block 420 to serve to process a profile, which is a junction between the base material 10 and the welding material 20.

On the other hand, the frame 200 may include a buffer block 260 coupled between the second wheel base plate 270 and the guide bar 240 of the frame 200 corresponding to the other side of the magnet wheel 110. .

The shock absorbing block 260 absorbs shock and vibration transmitted from the second wheel base plate 270 toward the guide bar 240 or the other side thereof, and a rubber suspension capable of fine movement to cope with the bending of the curved weld material. suspension).

For example, the buffer block 260 is an outer housing 262 having a flange portion 261 that is bolted to the second wheel base plate 270 on both lower sides and an inner portion disposed inside the outer housing 262. Tube 263.

In addition, the shock absorbing block 260 may include a dustproof member 264 made of a rubber material that partially forms a void space while connecting the outer housing 262 and the inner tube 263.

The shock absorbing block 260 may absorb the shock during the operation of the tool unit 500 or partially compensate for the displacement of the movement of the other magnet wheel 110 by the void space of the dustproof member 264, so that the other magnet It is possible to prevent the device movement direction from shaking finely according to the displacement of the wheel 110, and to process not only the linear profile P1 but also the curved profile P2 (see FIG. 4) while maintaining high quality.

Hereinafter, the coupling relationship of the welding unit processing apparatus according to the present embodiment will be described in detail.

2 is an exploded perspective view of the welder processing apparatus shown in FIG.

Referring to FIG. 2, the magnet wheels 100 and 110 may include casings 113 having permanent magnets acting on an attraction force, that is, a pulling force, on the base material or the welding material so that the magnet wheels 100 and 110 may be easily attached or detached to the base material or the welding material. ), A switch unit 114 disposed above the casing 113 to turn on and off the attraction force, and a pair of wheels 101 and 102 rotatably coupled to both sides of the casing 113. do.

The magnet wheels 100 and 110 may change the arrangement structure of the permanent magnets in the casing 113 to correspond to the rotation of the switch unit 114 to generate or turn off magnetic force. It may be selectively detachable to a magnetic material (eg, a base material or a welding material) including.

One side of the magnet wheel 100 may be disposed between the wheel mounting holes provided before and after the first wheel base plate 210, respectively, may be coupled to the rim of the wheel mounting hole.

The frame 200 includes a first wheel base plate 210 mounted with a pair of front and rear magnet wheels 100, a stage plate 220 provided at the center of the first wheel base plate 210, and a stage plate. It may include a pair of guide bar brackets 230 disposed on both sides of the 220 and fixed to the first wheel base plate 210.

In addition, the frame 200 may include a guide bar 240 in the form of a bent link bar coupled to each of the guide bar bracket 230 to form a pair.

Here, the guide bar 240 extends from the lower end portion 241 fixed to the guide bar bracket 230 to the first bending point 242 in the vertical direction, and the second bending in the oblique direction from the first bending point 242. It may extend to the point 243, and may extend from the second bending point 243 to the upper end 244 in the horizontal direction.

Here, the guide bar 240 may include a connection protrusion 245 protruding to the inner side of the upper end 240 to be inserted into the inner diameter of the inner tube 263 of the buffer block 260.

In addition, the frame 200 between the first bending point 242 and the second bending point 243 disposed to face each other, so as to interconnect the guide bar 240 facing apart to form a skeletal structure. It may include a plurality of rigid bars 250 coupled between.

In addition, the frame 200 is fixed to the buffer block 260 coupled to the connecting protrusion 245 of the guide bar 240, and the flange portion 261 (see Fig. 1 or 2) of the buffer block 260 with bolts. And a second wheel base plate 270 equipped with a pair of the other side of the magnet wheel 110 back and forth.

The horizontal transfer unit 300 is mounted on a pair of horizontal module 330 and horizontal module 330 which are installed on both sides of the upper surface of the stage plate 220 of the frame 200, and linear reciprocating movement (for example, horizontal Direction (forward or backward) in the "U" shaped horizontal bracket 320, the center slit (slit) of the horizontal bracket 320 and the space between the pair of horizontal module 330 through the stage plate 220 A horizontal screw shaft 340 fixed and coupled to a horizontal screw block 310 having a horizontal screw bushing 311 and a horizontal screw bushing 311 of the horizontal screw block 310 and rotatably supported by the horizontal bracket 320. ), A first shaft fixing part 350 installed on an outer surface of the horizontal bracket 320 to clamp the horizontal screw shaft 340, and a horizontal handle 360 coupled to the end of the horizontal screw shaft 340. It may include.

When the horizontal transfer unit 300 rotates the horizontal handle 360, the horizontal bracket 320 may move forward or backward by the relative movement of the horizontal screw block 310 and the horizontal screw shaft 340.

The operator may lock or release the horizontal screw shaft 340 according to the clamping lever operation (eg, loosening or tightening operation) of the first shaft fixing part 350. Accordingly, the horizontal bracket 320 may be in a fixed or unfixed state.

In addition, the horizontal module 330 or the vertical linear module 430 described below may refer to an assembly of a rail and a sliding block movably coupled along the rail.

The meaning that the horizontal module 330 or the vertical linear module 430 is mounted may mean that the horizontal module 330 or the vertical linear module 430 is coupled to a sliding block movable along a corresponding rail.

Vertical transfer unit 400 is a "c" shaped vertical bracket 410 coupled to the vertical bracket 320, a pair of vertical linear module 430 is installed on the side of the vertical bracket 410, and The vertical screw block 420 mounted on the straight module 430 and having the vertical screw bushing 421, and the vertical screw shaft 440 coupled to the vertical screw bushing 421 and rotatably supported by the vertical bracket 320. And a second shaft fixing part 450 installed at an upper side of the vertical bracket 410 to clamp the vertical screw shaft 440 and a vertical handle 460 coupled to the end of the vertical screw shaft 440. can do.

When the vertical transfer unit 400 rotates the vertical handle 460, the vertical screw block 420 may be raised or lowered by the relative movement of the vertical screw block 420 and the vertical screw shaft 440.

The operator may lock or release the vertical screw shaft 440 according to the clamping lever manipulation (eg, loosening or tightening) of the second shaft fixing part 450. Accordingly, the vertical screw block 420 and the tool holder 520 may be fixed or unfixed.

The tool unit 500 is coupled to the vertical screw block 420, the tool holder fixing portion 510 for clamping the insertion protrusion 521 of the tool holder 520, the tool coupled to the tool holder fixing portion 510 and connected to each other And a tool holder 520 having a mounting hole 522 and a lever screw hole 523, and a grinder 530 that can be fitted into the tool mounting hole 522.

Here, the tool mounting hole 522 means an insertion hole into which the grinder 530 is inserted, and the grinder 530 is formed to be disposed diagonally.

In addition, the tool fixing lever 524 may be coupled to the lever screw hole 523 and serve to clamp the grinder 530.

In addition, the grinder 530 is to replace and use any one of the processing tips 541, 542 (for example, grinding tips) of the processing tip set 540 provided for each processing type or diameter size according to the processing conditions.

The operator may adjust the horizontal or vertical movement of the grinder 530 by rotating the horizontal handle 360 or the vertical handle 460.

In addition, the operator may replace or use the appropriate grinder 530 to cope with roughing, finishing, or the like by loosening or tightening the tool fixing lever 524.

In addition, the operator may adjust the angle of the tool holder 520 and the grinder 530 by loosening or tightening the clamping lever of the tool holder fixing part 510.

FIG. 3 is a perspective view for explaining straight line processing using the welder processing apparatus shown in FIG. 1, and FIG. 4 is a perspective view for explaining curve processing using the welder processing apparatus shown in FIG. 1.

Referring to FIG. 3, the operator operates the switching levers 104 of the magnet wheels 100 and 110, respectively, so that the attraction force of the magnet wheels 100 and 110 is not acted on the base material 10 or the welding material 20. It is possible to install or remove the welder processing device in the state.

The worker may operate the switching lever 104 such that the attraction force of the magnet wheels 100 and 110 acts on the base material 10 or the welding material 20 immediately before the machining operation.

The welding part processing device moves along the straight profile P1 corresponding to the weld between the base material 10 and the welding material 20, and processes the straight profile P1 into the tool part 500 (for example, roughing, normal, grinding, etc.). can do.

Referring to FIG. 4, the welding part processing apparatus moves along a curved profile P2 corresponding to a weld between the flat base material 10a and the curved weld material 20a, and the profile P2 to the tool part 500. Can be machined (eg roughing, grinding, grinding, etc.).

At this time, the buffer block 260 is a rubber suspension (rubber suspension) capable of fine movement, it is possible to ensure a stable guide performance in response to the bending of the curved welding material (20a).

In addition, before the machining operation, the machining tip 541 of the grinder 530 of FIG. 3 may be replaced by the machining tip 542 selected corresponding to the curved profile P2 of FIG. 4.

In addition, if the operator wants to process curved profiles (not shown) of different sizes with a relatively larger or smaller radius of curvature, the grinder 530 itself is removed from the toolholder 520 and a new grinder is fitted for the corresponding machining operation. Can be replaced with (not shown).

3 or 4, the movement of the welding unit processing apparatus can be basically made by a manpower of the worker, but when a driving force transmission device (not shown) for transmitting driving force to the wheels 101 and 102 of the welding unit processing apparatus is added, The movement of the device may be made semi-automatically or automatically.

While the present invention has been described in connection with what is presently considered to be practical exemplary embodiments, it is to be understood that the invention is not limited to the disclosed embodiments, but, on the contrary, You will understand. For example, a person skilled in the art can change the material, size and the like of each constituent element depending on the application field or can combine or substitute the embodiments in a form not clearly disclosed in the embodiment of the present invention, Of the range. Therefore, it should be understood that the above-described embodiments are to be considered in all respects as illustrative and not restrictive, and that such modified embodiments are included in the technical idea described in the claims of the present invention.

100, 110: Magnet wheel 200: Frame
300: horizontal transfer unit 400: vertical transfer unit
500: tool part 530: grinder

Claims (9)

In the welding part processing apparatus which processes the profile which is a junction part between a base material and a welding material,
A plurality of magnet wheels disposed corresponding to the base material and the welding material, respectively;
A frame coupled between one magnet wheel and the other magnet wheel to support the magnet wheel;
A horizontal transfer unit for linearly reciprocating the horizontal bracket based on the horizontal screw block fixed to the frame;
A vertical transfer unit for linearly reciprocating the vertical screw block based on the vertical bracket fixed to the horizontal bracket;
A tool unit mounted on the vertical screw block to process the profile; And
It includes a buffer block coupled between the second wheel base plate and the guide bar of the frame
Welding part processing device.
delete The method of claim 1,
The buffer block is,
An outer housing having flange portions fixed to the second wheel base plate on both lower sides thereof;
An inner tube disposed inside the outer housing; And
It includes a dust-proof member of the rubber material formed between the outer housing and the inner tube and partially forming a void (void) space
Welding part processing device.
The method of claim 1,
The magnet wheel,
A casing incorporating a permanent magnet acting on the base material or the welding material to attract a person;
A switch unit disposed on the casing to change the arrangement of the permanent magnets by rotation for turning on or off the attraction force; And
A pair of wheels rotatably coupled to both sides of the casing;
Welding part processing device.
The method of claim 1,
The frame includes:
A first wheel base plate mounted with the one side magnet wheel paired with the front and rear;
A stage plate installed at the center of the first wheel base plate;
A pair of guide bar brackets disposed on both sides of the stage plate and fixed to the first wheel base plate;
Guide bars having a bent link bar shape coupled to the guide bar brackets to form a pair;
A connection protrusion protruding from the inner side of the upper end of the guide bar to be inserted into the inner diameter of the inner tube of the buffer block;
A plurality of rigid bars interconnecting the guide bars; And
The flange portion of the buffer block coupled through the connecting protrusion of the guide bar is fixed with a bolt, and includes the second wheel base plate mounted with the other magnet wheel paired back and forth
Welding part processing device.
The method of claim 5, wherein
The guide bar,
Extends from the lower end fixed to the guide bar bracket to the first bending point in the vertical direction, extends from the first bending point to the second bending point in the oblique direction, and extends from the second bending point to the upper end in the horizontal direction; there is
Welding part processing device.
The method of claim 1,
The horizontal transfer unit
A pair of horizontal modules installed on both sides of an upper surface of the stage plate of the frame;
A horizontal bracket mounted on the horizontal module to linearly reciprocate;
A horizontal screw block having a horizontal screw bushing fixed to the stage plate through a space between a center slit of the horizontal bracket and a pair of horizontal modules;
A horizontal screw shaft coupled to the horizontal screw bushing of the horizontal screw block and rotatably supported by the horizontal bracket;
A first shaft fixing part installed on an outer surface of the horizontal bracket to clamp the horizontal screw shaft; And
It includes a horizontal handle coupled to the end of the horizontal screw shaft
Welding part processing device.
The method of claim 7, wherein
Wherein the vertical transferring unit comprises:
A vertical bracket coupled vertically to the horizontal bracket;
A pair of vertical linear modules installed on a side of the vertical bracket;
A vertical screw block mounted on the vertical linear module and having a vertical screw bushing;
A vertical screw shaft coupled to the vertical screw bushing and rotatably supported by the vertical bracket;
A second shaft fixing part installed on an upper side of the vertical bracket to clamp the vertical screw shaft; And
It includes a vertical handle coupled to the end of the vertical screw shaft
Welding part processing device.
The method according to any one of claims 1 and 3 to 8,
The tool unit,
A tool holder fixing part coupled to the vertical screw block to clamp an insertion protrusion of the tool holder;
A tool holder having a tool mounting hole and a lever screw hole coupled to the tool holder fixing part and connected to each other; And
It includes a grinder that can be fitted to the tool mounting hole
Welding part processing device.

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