KR101525599B1

KR101525599B1 - Apparatus for engraving wooden-objects

Info

Publication number: KR101525599B1
Application number: KR1020140009125A
Authority: KR
Inventors: 안용준; 정만연
Original assignee: 안용준; 정만연
Priority date: 2014-01-24
Filing date: 2014-01-24
Publication date: 2015-06-04

Abstract

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a woodworking engraving apparatus, and more particularly, to a woodworking engraving apparatus including a stationary rail 20 to which both ends are fixed at one side of a work table 10; A slider (30) through which the stationary rail (20) passes and is axially coupled so as to be slidable laterally; A sliding rail (40) axially coupled to the fixed rail (20) so as to slide through the slider (30) in a forward and backward direction crosswise to the fixed rail (20) so as to be slidable; A fixed block 50 fixed to the front end of the sliding rail 40 and vertically penetrating the center of the sliding rail 40 at a predetermined diameter; A fixed shaft 60 to which both ends of the rear end of the sliding rail 40 and the fixed block 50 are fixed; A driving unit 70 for generating driving force by a motor 71; A power transmission unit 80 for transmitting driving force generated by the driving unit 70 to the block cap 51 coupled to the upper portion of the fixed block 50; A lift block (90) inserted into the lower portion of the fixed block (50) so as to be able to lift; An elevation height adjustment unit (100) for adjusting the elevation height of the elevation block (90) to be constant; A spindle 110 for rotating a tool chucked at a lower end by a driving force transmitted through an upper end connected to the block cap 51 of the spindle body 112; And a grip portion 120 protruding from one side surface of the lift block 90. As shown in FIG.

Description

{Apparatus for engraving wooden-objects}

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a woodworking piece-carving apparatus, and more particularly, to a woodworking carving apparatus capable of producing woodworking articles in various shapes while moving a rotating tool in a three- .

In general, woodwork is used as a variety of uses and sizes, ranging from relatively small ornaments to decorative accessories and furniture.

Woodworking artifacts are produced by using various processing machines or by human beings. In the case of using a processing machine, not only a single machine is used but a plurality of machines having unique functions are used. In addition, It is mainly used for mass production.

Woodworking products other than woodworking machines have the advantage of being relatively easy to manufacture with only a few simple tools, but in order to produce solid woodwork, skilled craftsmen are required to learn how to use tools and crafts.

On the other hand, a variety of crafts have been produced through the development of various kinds of workshops for hobby or simple sideline.

However, at present, most of the workshops depend on handwork to produce a product, which not only lengthens the production time but also has a limited size of the woodwork to be produced.

In some cases, mechanical equipment is used. However, since it takes a long time to acquire various mechanical equipments in terms of cost and machine, it is only possible to manufacture products with low productivity value.

Open Patent No. 2012-0061706 (2012.06.13.)

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems, and it is a primary object of the present invention to provide a wooden engraving device capable of horizontally moving forward, backward, left and right,

It is another object of the present invention to provide a carving workpiece engraving apparatus which enables duplication of already produced products.

To accomplish the above object, the present invention provides a woodworking product engraving apparatus comprising: a stationary rail having both ends fixed at one side of a work table; A slider through which the stationary rail is inserted so as to be slidable laterally; A sliding rail axially coupled to the slider so as to slide through the slider in a forward and backward direction crossing the fixed rail at an upper portion through which the fixed rail of the slider passes; A fixed block fixed to the front end of the sliding rail and vertically penetrating the center of the sliding rail at a predetermined diameter; A fixed shaft provided parallel to an upper portion of the sliding rail such that both ends of the fixed rail and the rear end of the sliding rail are fixed to the fixed block; A drive unit having a lower end fixed to the fixed shaft and generating a driving force by a motor; A power transmission unit for transmitting a driving force generated by the driving unit to a block cap coupled to an upper portion of the fixed block; A lifting block provided with a fixed plate for fixing a lower end of a bearing holder which is inserted into a lower portion of the fixed block in such a manner as to be vertically movable; An elevating height adjusting unit for adjusting the elevating height of the elevating block constantly from the fixed block; A spindle for rotating a tool chucked at a lower end by a driving force transmitted through an upper end connected to the block cap of a spindle body rotatably and axially coupled to the elevating block; And a grip portion protruding from one side of the elevation block.

When the operation method is learned through the wood carving piece carving apparatus according to the present invention, anyone can easily produce his own wood carving.

In addition, the present invention makes it possible to produce a variety of woodcarving products while learning easily through a workshop or institute even if it is not purchased privately.

Especially, it makes it possible to easily reproduce the manufactured crafts.

1 is a perspective view illustrating a wood carving engraving apparatus according to the present invention;
Fig. 2 is a side sectional view of Fig. 1
3 is an exploded perspective view illustrating the structure of coupling the elevating block to the fixing block of the wood carving engraving apparatus according to the present invention.
4 is a perspective view illustrating a structure in which a spindle is axially coupled through a lift block of a woodwork artifact apparatus according to the present invention;
Fig. 5 is an enlarged perspective view showing a limit portion of the wood carving engraving apparatus according to the present invention.
6 is a plan view illustrating a configuration in which the fixing block of the wood carving engraving apparatus according to the present invention is moved horizontally
7 is a side view illustrating a construction in which a lift block of a wood carvings carving device according to the present invention is lifted and lowered
8 is a side view illustrating a structure for adjusting the height of a lift block by a height adjusting piece fixed to a fixing block in a woodworking product engraving device according to the present invention
9 is a side view illustrating a state in which a reproduced product is produced through a wood carving engraving apparatus according to the present invention

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, a preferred embodiment of a wood carving engraving apparatus according to the present invention will be described in detail with reference to the accompanying drawings.

Fig. 1 is a perspective view illustrating a woodworking device according to the present invention, and Fig. 2 is a side sectional view of Fig. 1. Fig.

As shown in the drawing, the present invention mainly includes a work table 10, a fixed rail 20, a slider 30, a sliding rail 40, a fixed block 50, a fixed shaft 60, a driving unit 70, A lift unit 80, a lift block 90, an elevation height adjustment unit 100, and a spindle 110.

The work table 10 of the present invention is configured to allow the work to be performed so that the wood to be processed is raised so that the work table 10 is horizontally provided at a constant height on the floor of the workplace or on a separate table.

The work table 10 may be formed as a flat plate, but may be provided separately with fixing means for fixing the wood to be processed.

At one side of the work table 10, a fixed rail 20 is provided so that both ends are firmly fixed to a side plate fixed to or integrally formed with the work table 10.

That is, the fixed rail 20 has a structure in which both ends of the fixed rail 20 are firmly fixed to the side plates on both sides of the work table 10.

Most preferably, the two fixed rails 20 are spaced apart from each other by a predetermined distance.

The slider 30 has a structure in which the stationary rail 20 penetrates the inside of the stationary rail 20. The lower portion of the slide 30 is axially supported by the stationary rail 20 and is laterally slidably movable.

The sliding rail 40 of the present invention has a construction in which the upper portion of the sliding rail 40 penetrates the fixing rail 20 in a crosswise direction, that is, in the front-rear direction, rather than a portion through which the fixed rail 20 of the slider 30 passes.

The fixed rail 20 and the sliding rail 40 are supported by the slider 30 so that the slider 30 can slide laterally or forward and backward.

However, the fixed rail 20 has a structure in which both ends are fixed to the both side plates in the work table 10 on both sides, but the sliding rail 40 is supported only on the slider 30.

The fixed block 50 is connected to the front end of the sliding rail 40.

The fixing block 50 has a hexahedral structure and has a through hole formed vertically through the center at a predetermined diameter.

An upper portion of the fixed block 50 is covered by the block cap 51 and a cylindrical axial boss 52 protruding upward at a predetermined height is coupled to the center of the block cap 51.

The fixing block 50 fixed to the front end of the sliding rail 40 and the rear end of the sliding rail 40 are axially supported by the upper portion of the fixed rail 60 in parallel with the sliding rail 40.

That is, the fixed shaft 60 is configured to be parallel to the slide rail 40 at a predetermined height above the slide rail 40. Both ends of the fixed shaft 60 are fixed to the rear end of the slide rail 40 Block 50 as shown in FIG.

Therefore, the fixed block 50, the slide rail 40, and the fixed shaft 60 are provided so as to slide forward and backward simultaneously with the slider 30 as an axis.

The driving shaft 70 is connected to the fixed shaft 40 having such a configuration.

The driving unit 70 includes a motor 71 and a bracket 72 for fixing the motor 71 to the fixed shaft 40. The bracket 72 at this time is connected to one end of the slide rail 40 And the motor 71 is fixed to the bracket 72. The motor 71 is fixed to the bracket 72 so as to prevent the load from being biased to the fixed block 50 side.

The driving force generated from the driving unit 70 is transmitted to the fixed block 50 through the power transmitting unit 80.

The power transmitting portion 80 is configured to interlock the driving gear 70 and the timing gear or the sprocket fixed on the fixed block 50 side via the power transmitting means 81 such as a belt, a pulley or a chain, And a reduction unit 82 composed of a plurality of timing gears or sprockets is provided on the fixed shaft 60 between the fixed block 50 and the fixed block 50 so that the driving force generated from the driving unit 70 is decelerated and transmitted to the fixed block 50 Can be formed.

At this time, a timing gear or a sprocket is fixed to the front end of the driving shaft, and a block cap (51) covering the upper end is fixed to the fixed block (50) So that the timing gear or the sprocket is axially fixed to the shaft boss 52 provided so as to protrude at a predetermined height.

When the deceleration section 82 is provided between the driving section 70 and the fixed block 50, the deceleration section 82 is also provided with a plurality of timing gears or sprockets, and the driving section 70, the deceleration section 82, Is connected between the deceleration section (82) and the fixed block (50) by a power transmission means (81) such as a belt, a pulley or a chain.

The lift block 90 is inserted from the lower portion of the fixed block 50 connected to the drive portion 70 through the power transmission means 81 so as to be able to move up and down.

FIG. 3 is an exploded perspective view illustrating a structure for coupling a lift block to a fixed block of a wood carvings engraving apparatus according to the present invention.

The elevating block 90 of the present invention includes a fixed plate 91 having a predetermined thickness and a sectional shape similar to those of the fixed block 50 and a through hole 91 formed vertically through the fixed block 50 at the center of the fixed plate 91 And the bearing holder 92 is integrally coupled to be inserted into the hole so as to be able to move up and down.

A bearing is inserted and fixed in the bearing holder 92 of the lift block 90 and the center of the lift block 90 is vertically penetrated through the bearing inserted and fixed in the bearing holder 92.

Since the elevating block 90 is provided so as to be able to move up and down in the fixed block 50, the elevating and lowering height adjusting unit 100 is arranged between the fixing block 50 and the elevating block 90, Respectively.

The elevation height adjustment unit 100 further includes a height fixing hole 101 for releasing the fixing state of the elevation block 90 from the fixing block 50 while fixing the height of the elevation block 90 to a constant level, As shown in Fig.

The height fixture 101 of the lifting height adjuster 100 includes a rack gear 1010 having a predetermined height and a lower end fixed at one side of the fixing plate 91 of the lifting block 90, A gear block 1011 which is coupled to both sides of a first guide groove 53 formed so that the rack gear 1010 of the lift block 90 is inserted at a certain depth and a rack gear 1010 A height adjustment knob 1013 connected to rotate the pinion gear 1012 at one side of the gear block 1011, a gear block 1011 provided at a side of the gear block 1011 opposite to the height adjustment knob 1013, And a connection release knob 1014 provided on the rack gear 1011 for horizontally moving the pinion gear 1012 to release the engagement with the rack gear 1010.

The height adjuster 102 is fixed to the fixing plate 91 so that the lower end of the height adjusting hole 102 is fixed to the fixing plate 91 and the upper end of the height adjusting hole 102 is bent horizontally, And a height adjustment piece 1021 provided vertically movably on one side of the side where the engaging piece 1020 of the fixing block 50 is in close contact with the surface of the fixing block 50, The height adjustment piece 1021 is fixed at a predetermined height when the height of the height adjustment piece 1021 is adjusted to be vertically adjusted while being inserted at a predetermined depth into the upper and lower portions.

At this time, the stopper 1022 is formed at the upper end of the height adjusting piece 1021, so that the bent upper end of the catching piece 1020 is fixed to the height of the height adjusting piece 1021, So that it can be prevented from descending to the lower portion.

On the other hand, the spindle 110 is rotatably fixed to the lift block 90.

4 is a perspective view illustrating a structure in which a spindle is axially coupled through a lift block of a woodwork artifact apparatus according to the present invention.

As shown in the figure, a chuck 111 for chucking a tool for crafting is integrally provided at the lower end of the spindle 110, and the shaft-shaped spindle body 112 is supported by a bearing holder 92 of the lift block 90 And an upper end portion penetrating through the bearing holder 92 is connected to the axial boss 52 of the fixed block 50 so as to be able to slide and move in the axial direction.

Since the spindle 110 is coupled to the lifting block 90, the lifting block 90 is moved up and down simultaneously with the lifting and lowering action of the lifting block 90. The spindle 110 is rotatably supported by the shaft boss 42, So that they can be moved up and down in the axial direction by the axial bosses 42.

The spindle 110 and the shaft boss 42 may be formed by a dovetail coupling between the spindle 110 and the shaft boss 42. Alternatively, the spindle 110 and the shaft boss 42 may be formed by forming a groove and a projection Do.

Since the lifting block 90 is axially coupled to the spindle 110, the lifting block 90 is provided with the grip portion 120 so that the lifting block 90 can move laterally and back and forth.

As shown in FIG. 4, the grip unit 120 is configured to allow a worker to grip the workpiece, and is provided with a visual field that allows viewing of the machining state of the tool fixed to the chuck 111 of the spindle 110 Is more preferable.

Further, the grip portion 120, which is capable of being raised and lowered, may be formed to have a shape in which the grip portion 120 is extended and the end portion thereof is vertically bent downward at a predetermined height, The guide bar 130 may be connected to be bent.

The guide bar 130 is configured to contact the original artwork to be reproduced.

5 is an enlarged perspective view illustrating a limit portion of a wood carving engraving apparatus according to the present invention.

As shown in the drawing, the slider 30, the limit rail 140 and the sliding rail 40, which are supported by the slider 30, are respectively provided with a limit unit 140 for limiting the moving distance and the range of the fixed block 50, .

The limit section 140 can be formed mechanically or electronically. The mechanical structure of the limit section 140 includes a stopper for tightening and releasing the fixed rail 20 and the sliding rail 40 with respect to the slider 30, In the electronic structure, the slider 30, the fixed rail 20, and the sliding rail 40 are provided with sensing and switching means for sensing the position of the slider 30, respectively, So that the slider 30 is braked by the signal.

That is, the limit unit 140 of the electronic structure of the present invention is configured such that the stopper 141, which is provided so as to be movable on both sides of the fixed rail 20 and the sliding rail 40 around the slider 30, And the position of the stopper 141 is sensed through a sensing means 142 such as a sensor or a switch mounted on the slider 30 so that the actuator 143 is turned on by this signal.

The movement of the fixed rail 20 or the sliding rail 40 passing through the slider 30 is fixed to the slider 30 by the operation of the actuator 143 so that the movement is further restricted.

At this time, the actuator 143 is provided to the fixed rail 20 and the sliding rail 40 side in the slider 30, respectively.

In the embodiment of the present invention, one end of an actuating rod 144, which is eccentrically supported while one end is in contact with the slider 30 by the operation of the actuator 143, and the other end, which is rotated in the opposite direction to the one end, The plate 145 is interlocked so that the slider 30 is fixed to the fixed rail 20 or the sliding rail 40 on each side.

Each of the lock plates 145 has a hole through which the stationary rail 20 and the sliding rail 40 pass through the plate surface so that the end opposite to the end contacting with the operation rod 144 is rotatably supported.

Therefore, before the operation rod 144 is operated, the lock plate 145 is positioned so as to have a concentric circle with the fixed rail 20 and the sliding rail 40 on one side, When the one end of the plate 145 is pushed, the center of the hole of the lock plate 145 in the fixed rail 20 or the sliding rail 40 is changed to be inclined and the inner peripheral surface of the hole is fixed to the fixed rail 20 or the sliding rail 40 so as to prevent the slider 30 from flowing.

Therefore, the limit unit 140 limits the length of the slider 30 in the fixed rail 20 or the sliding rail 40 so that the product can be manufactured in a limited size.

In the figure, reference numeral 21 denotes a height indicator.

The operation and effect of the carving device of the present invention according to the above construction will be described in more detail as follows.

The woodworking carving device of the present invention is capable of performing a work while freely moving a tool for woodworking.

That is, according to the present invention, it is necessary to hold the grip portion 120 provided at one side of the lift block 90 with the hand and move it laterally or back and forth or up and down as shown in Figs. 6 and 7, So that the material of the woodwork can be cut.

Woodwork is sometimes produced in a simple and simple shape with only a certain thickness of material, but it can also be made into complex shapes with various heights.

Therefore, before driving the motor 71 of the driving unit 70, the end of the tool chucked by the spindle 110 is placed on the upper end of the woodworking material in consideration of the height of the woodworking material.

The lowest height is adjusted by the height adjusting piece 1021 of the height adjusting groove 102 according to the desired height of the woodworking material.

The lower end of the tool fixed to the chuck 111 of the spindle 110 is placed on the upper end of the woodworking material so that the lower end of the tool is placed on the upper end of the woodworking material The elevating block 90 is released from the fixing block 50 by operating the connection releasing knob 1014 of the height fixing block 101 and then the fixing knob 1023 is operated as shown in FIG. The height adjustment piece 1021 coupled to the base plate 50 is moved downward by a height to be chucked and fixed by the fixing knob 1023 again.

When the height adjusting piece 1021 is moved downward by a predetermined height, the engaging protrusion 1022 of the height adjusting piece 1021, on which the bent upper end of the engaging piece 1020 is placed, The elevating block 90 can not move downward but the elevating block 90 can move up to the forming height of the stopping block 1022. [

In this state, the operator grips the grip portion 120 and moves the tool fixed to the chuck 111 of the spindle 110 to a position where the tool is to be initially operated.

The woodwork 150 to be processed is placed on the work table 10 and the motor 71 of the driving unit 70 is driven to rotate the tool 170 chucked by the chuck 111 of the spindle 110 together with the spindle 110, So that the wood material is shaved by the rotating tool 160 while moving the elevation block 90.

At this time, when the product size to be manufactured is to be limited, the position of the stopper 141 to be fixed to the fixed rail 20 of the limit unit 140 and the sliding rail 40 is moved.

If the wood material 150 is cut into a desired shape by using the tool 160 while holding the grip portion 120 and moving the lift block 90 sideways and back and forth and up and down, It becomes possible.

9, a guide bar 130 is provided on the fixing plate 91 of the lifting block 90 so as to be extended to the gripping part 120 or separately provided in a cross section corresponding to the position of the gripping part 120 It is possible to make a replica through.

That is, the work piece is fixed to the lower portion of the guide rod 130, the wood block material is provided in the lower portion of the lift block 90, and then the wood block material is molded in the shape of the artifact .

As described above, the woodcarving device of the present invention can be installed in a specific place such as a workshop or a school, so that the woodcarving of a desired shape can be easily made by hand.

Especially, it is possible to make wood crafts more unique and unique than handmade wood engraving, and to easily reproduce crafts that are difficult to produce, for various purposes such as birthday gifts and decorative sphere.

10: work table 20: fixed rail
30: Slider 40: Sliding rail
50: fixed block 51: block cap
52: Axial boss 60: Fixed axis
70: driving part 80: power transmission part
90: Lift block 100: Lift height adjustment part
101: Height adjuster 102: Height adjuster
110: spindle 120: grip part
130: guide rod 140: limit part
141: Stopper

Claims

A fixed rail on both ends of which one end is fixed to the work table;
A slider through which the stationary rail is inserted so as to be slidable laterally;
A sliding rail axially coupled to the slider so as to slide through the slider in a forward and backward direction crossing the fixed rail at an upper portion through which the fixed rail of the slider passes;
The upper end of the block cap is covered with a block cap, and a cylindrical axial boss is coupled to the center of the block cap so as to protrude to a predetermined height at an upper portion of the block cap. Fixed block;
A fixed shaft provided parallel to an upper portion of the sliding rail such that both ends of the fixed rail and the rear end of the sliding rail are fixed to the fixed block;
A drive unit having a lower end fixed to the fixed shaft and generating a driving force by a motor;
A power transmission unit for transmitting a driving force generated by the driving unit to a block cap coupled to an upper portion of the fixed block;
A lifting block provided with a fixed plate for fixing a lower end of a bearing holder which is inserted into a lower portion of the fixed block in such a manner as to be vertically movable;
A height fixture for fixing the lifting height of the rack gear according to whether the rack gear and the engaging piece formed at the front and rear ends of the lifting block are able to move up and down at a predetermined height from the fixed block and engage with the rack gear, An elevating height adjusting unit for adjusting the height of the elevating block to be constant through a height adjusting hole having a height adjusting piece to adjust the height of the engaging piece;
A spindle for rotating a tool chucked at a lower end by a driving force transmitted through an upper end connected to the block cap of a spindle body rotatably and axially coupled to the elevating block; And
A grip portion protruding from one side of the lift block;
And a carcass carving machine.

delete

The method according to claim 1,
Wherein the driving unit comprises a motor and a bracket for fixing the motor to a fixed shaft.

The method according to claim 1,
And the power transmission portion is configured to be connected between the shaft boss of the block cap and the gear or sprocket axially fixed to the drive shaft of the motor by a power transmission means of a belt or a chain.

The method according to claim 1,
The elevation height adjustment unit
A rack gear coupled to one side of the fixed block and a pinion gear to be gear-engaged with the rack gear, a height adjusting knob for rotating the pinion gear is formed at one end of the pinion gear, A height fixture for fixing a gear block for forming a connection release knob for releasing a gear engagement state with the rack gear to be fixedly coupled to the fixed block on both sides of the rack gear,
The lower end of the elevating block is fixed to the lower end of the elevating block, and the upper end of the elevating block is folded to one side so that the retaining block is fixed by the fixing knob vertically movably to the surface of the fixing block, A height adjuster for adjusting the height of the height adjusting member,
A wood carvings carving device.

The method according to claim 1,
The grasping block is formed with a grasping portion for grasping by hand, and the grasping portion is horizontally extended by horizontally extending a predetermined length so that the lower end of the grasping portion is vertically bent down to a predetermined height. And a guide bar is provided so as to be formed in a tip shape while being positioned at an upper portion.

The method according to claim 1,
A stopper is axially fixed to both sides of the fixed rail and the sliding rail around the slider so as to be movable in the axial direction,
And a sensor or a switch is fixed to the slider so as to sense the position of the stopper,
The sensing signal from the sensing means is transmitted to the actuator to cause the actuator to be turned on,
And a lock plate having a larger hole than the fixed rail or the sliding rail is rotated on the plate surface by the other end which rotates in the opposite direction by pushing one end of the operation rod supported by the eccentric shaft by the operation of the actuator,
And the slider is fixed in the fixed rail or the sliding rail while the inner circumferential surface of the hole of the lock plate is closely contacted with the outer circumferential surface of the fixed rail or the sliding rail.