KR102166161B1 - 3Dprinting output component splicing device - Google Patents

Abstract

In an apparatus for bonding 3D printing output parts according to an embodiment of the present invention, the body has an open shape on both sides; A support part formed inside the body and supporting the 3D printed output; A plurality of distance sensors formed on the inner wall of the body; A melting device provided in the body to melt the bonding surface of the two or more 3D printing outputs, and a melting device control unit configured to allow the melting device to move up and down in the body, the distance measured by the distance sensor Accordingly, it is possible to provide a 3D printing output part bonding device, characterized in that the support part fixes a position so that the bonding surfaces of the 3D printed outputs coincide with each other.

Description

3D printing output component splicing device}

The present invention relates to a 3D printing output component bonding apparatus, and more specifically, to a 3D printing output component bonding apparatus provided to facilitate bonding of thermoplastic materials and special materials using 3D printing.

3D printing printouts vary depending on the material, but plastics that are easy to pull out are relatively shrinking when the size of the printout is increased, which determines the quality of 3D printed printouts, and is lifted from the layer that needs to be stably settled on the build bed. A phenomenon leading to the phenomenon occurs.

In particular, it becomes more intense in winter when the base temperature is low, and it is difficult to obtain good quality 3D printed output due to this effect.

In addition, due to the limited output size, parts are unavoidably divided and output. In order to improve this, the build bed must be enlarged, but this causes a problem that is not reasonable in terms of cost.

Due to the above-described problem in terms of cost, the person joining the divided parts has been replaced by a type of attaching the parts using an adhesive material.

This has a problem in producing precise parts, and there is a problem that the cost of the attachment material is not reasonable.

Therefore, there is a situation in which an apparatus for improving the above problem has to be developed.

As a conventional technique, Korean Patent Publication No. 10-1646619, which discloses a technique for mitigating the rough surface of a 3D printed output, has been proposed.

The present invention, invented in order to improve the above problem, is to provide a 3D printing output part bonding device provided to facilitate bonding of thermoplastic materials and special materials using 3D printing.

In the 3D printing output component bonding apparatus according to an embodiment of the present invention for improving the above problem, the body having an open shape on both sides; A support part formed inside the body and supporting the 3D printed output; A plurality of distance sensors formed on the inner wall of the body; A melting device provided in the body to melt the bonding surface of the two or more 3D printing outputs, and a melting device control unit configured to allow the melting device to move up and down in the body, the distance measured by the distance sensor Accordingly, the support portion is characterized in that the position is fixed so that the bonding surfaces of the 3D printed outputs coincide with each other.

In addition, the melting mechanism control unit, a timing belt to which one end and the other end of the melting mechanism are connected;

A belt pulley provided to be axially connected to the body so that the timing belt is rotated and a motor for operating the shaft may be included.

In addition, the support part includes a support rail installed at the inner bottom of the body and a fixing part for fixing and moving the 3D printing output along the support rail, and the fixing part has a'c' or'C' shape It is formed as, a handle including an elastic member on the inner surface; It may include an adjustment unit provided to adjust the distance and height of both ends of the handle and a support roller provided to be moved along the support rail at the bottom of the handle.

In addition, the melting mechanism is characterized in that it vibrates left and right or circularly and melts the bonding surface between the 3D printed outputs by adjusting the temperature in the range of 200 to 500°C depending on the material of the 3D printed output.

In addition, the melting mechanism further includes a moving part formed to move left and right in the body, the moving part, the moving frame is coupled to the melting mechanism control unit, the moving frame including a moving roller at the upper and lower ends of the frame shape; A moving rail formed on the upper and lower ends of the body so that the moving roller of the moving frame can be moved, and a position measurement sensor by measuring the position of the bonding surface of the 3D printing output, and the 3D printing output by the position measurement sensor When the position of the bonding surface is sensed, the moving roller is operated so that the melting mechanism is located at that position.

In addition, it is formed on the outer end of the body further comprises a coupling portion for sequentially connecting a plurality of bodies, and using the coupling portion to connect and bond a plurality of bodies according to the size or number of the 3D printing output. It features.

In addition, the coupling portion may include a fastening bar formed with a'c' or'C' shape bar to insert the outer other end of the body, and a gap adjusting part provided between the fastening bar and one end of the body.

In addition, the spacing control unit includes a wire connected to one end of the fastening bar and a reel for winding or unwinding the wire, and may be connected by adjusting a spacing between the bodies to be connected according to the size of the 3D printing output.

The 3D printing output part bonding apparatus according to an embodiment of the present invention can be easily bonded to a thermoplastic material and a special material using 3D printing.

In addition, it can be bonded so as not to cause a lifting phenomenon in winter.

In addition, the bonding surface can be precisely melted and bonded.

1 is a perspective view showing a 3D printing output component bonding apparatus according to an embodiment of the present invention.
2 is a view showing the configuration and operation of the fixing unit shown in FIG.
3 is a perspective view illustrating a configuration of a moving part added to the 3D printing output part bonding apparatus of FIG. 1.
FIG. 4 is a perspective view of the 3D printing output component bonding device of FIG.

Hereinafter, the description of the present invention with reference to the drawings is not limited to a specific embodiment, and various transformations may be applied and various embodiments may be provided. In addition, the content described below should be understood to include all conversions, equivalents, and substitutes included in the spirit and scope of the present invention.

In the following description, terms such as first and second are terms used to describe various elements, and their meanings are not limited thereto, and are used only for the purpose of distinguishing one element from other elements.

The same reference numbers used throughout this specification denote the same elements.

Singular expressions used in the present invention include plural expressions unless the context clearly indicates otherwise. In addition, terms such as "include", "include" or "have" described below are intended to designate the presence of features, numbers, steps, actions, components, parts, or combinations thereof described in the specification. It is to be construed and not to preclude the possibility of addition or presence of one or more other features, numbers, steps, actions, components, parts, or combinations thereof.

Unless otherwise defined, all terms used herein, including technical or scientific terms, have the same meaning as commonly understood by one of ordinary skill in the art to which the present invention belongs. Terms as defined in a commonly used dictionary should be interpreted as having a meaning consistent with the meaning in the context of the related technology, and should not be interpreted as an ideal or excessively formal meaning unless explicitly defined in this application. Does not.

In addition, in the description with reference to the accompanying drawings, the same reference numerals are assigned to the same components regardless of the reference numerals, and redundant descriptions thereof will be omitted. In describing the present invention, when it is determined that a detailed description of related known technologies may unnecessarily obscure the subject matter of the present invention, a detailed description thereof will be omitted.

Hereinafter, an embodiment of the present invention will be described in detail with reference to FIGS. 1 to 4.

1 and 2, The 3D printing output part bonding device 1 according to the embodiment of the present invention may include a body 100, a support part 200, a distance sensor 10, a melting device 20, and a melting device control part 300. have.

Specifically, for each configuration, the body 100 is a housing for contacting two or more parts output by 3D printing, and may be provided in an open shape on both sides.

The body 100 is shown in the shape of a box with both sides open for easy explanation in the drawings, but is not limited thereto, and may be changed and manufactured according to the size or shape of the 3D printing outputs P1 and P2 to be manufactured.

The support part 200 is formed inside the body 100 and may serve to support and fix the 3D printing outputs P1 and P2.

Specifically, the support part 200 may include a support rail 210 and a fixing part 220.

The support rail 210 is installed at the lower end of the body 100, and may serve as a path through which the fixing unit 220 for holding the two 3D printing outputs P1 and P2, respectively, moves.

That is, referring to FIG. 2, the fixing part 220 moves the 3D printing outputs P1 and P2 along the support rail 210, respectively, and fixes the surfaces to be bonded to each other at the shortest distance so as to contact each other.

At this time, the fixing unit 220 is interlocked with the distance sensor 10 to determine the location of the 3D printing outputs P1 and P2 and to determine the distance to the other 3D printing outputs P1 and P2 to be contacted.

Specifically, the fixing part 220 is formed in a'c' or'C' shape, and the handle 221 including an elastic member on the inner surface, and the adjustment provided so that the distance and height of both ends of the handle 221 can be adjusted It may include a support roller 222 provided to be moved along the support rail 210 at the bottom of the part and the handle 221.

The handle 221 may be provided with an elastic member to prevent damage to the portion directly contacting the 3D printing output (P1, P2).

In addition, the adjustment unit may be provided so that the distance between both ends of the handle 221 may be adjusted according to the size of the 3D printing outputs P1 and P2. Here, the direction of adjusting the distance of the handle 221 through the adjusting part may be perpendicular to the opening direction of the body 100.

At this time, the adjustment unit may include a cylinder and a spring serving as a buffer, and the distance sensor 10 is provided on the inner surface of the handle 221 and interlocks with the adjustment unit to adjust both ends and the height of the handle 221 .

That is, the cylinder can play a role of being able to be adjusted according to the height of the output, and the spring can contract and relax both ends.

Interlocking with the distance sensor 10 installed on the inner wall surface of the body 100 is a motor that substantially operates the support roller 222, and a small motor may be used as the motor.

When the support roller 222 is operated by a motor, it may be moved left and right along the support rail 210 (both ends of the body 100).

At this time, the support rail 210 may be formed at one end and the other end of the body 100 only to a distance spaced apart from the place where the melting device 20 is located, respectively.

The melting mechanism may be provided with a hot wire or a laser diode according to a material such as PLA, ABS, Carbon Fiber, HIPS, Nylon, etc. of the 3D printing output (P1, P2). In the drawing, it was created using a hot wire as an example.

The distance sensor 10 described above may use a sensor that measures and senses a distance such as infrared rays or ultrasonic waves.

The melting mechanism 20 is a configuration for melting the bonding surfaces of two or more 3D printing outputs P1 and P2, and may be located at a central point of the body 100.

At this time, the melting mechanism 20 is adjusted up and down to melt the bonding surface.

Specifically, the configuration for adjusting the melting device 20 up and down in the body 100 is the melting device control unit 300, and the melting device control unit 300 is a timing at which one end and the other end of the melting device 20 are connected. The belt 310, the timing belt 310 may include a belt pulley 320 provided to be axially connected to the body 100 to rotate, and a motor for operating the shaft.

That is, the timing belt 310 is formed in two and is fixed to the belt pulley 320 so that the melting mechanism 20 can be adjusted up and down by being combined with one end and the other end of the melting mechanism 20, respectively. (320) is also formed by two at the top and bottom to fix each timing belt 310, is axially coupled to both walls of the center inside the body 100, the shaft is operated by a motor.

In this case, the motor may be operated using a remote controller or switch provided outside the body 100.

Therefore, by adjusting the melting mechanism 20 up and down, it is possible to melt the bonding surfaces of the 3D printing outputs P1 and P2.

In addition, the melting mechanism 20 vibrates left and right or circularly, and the bonding surface between the 3D printing outputs P1 and P2 is in a temperature range of 200 to 500°C depending on the material of the 3D printing outputs P1 and P2. It can be adjusted and melted.

The 3D printing output (P1, P2) can be printed with materials such as PLA, ABS, Carbon Fiber, HIPS, and Nylon.

Next, referring to FIG. 3, the apparatus 1 for bonding 3D printing output parts according to an exemplary embodiment of the present invention may further include a moving part 400.

The moving part 400 is a configuration that allows the melting device 20 that is adjusted up and down to be moved left and right, and the melting device 20 is moved according to the size and length of the 3D printing outputs P1 and P2 to melt. City and convenience can be provided.

Specifically, the moving unit 400 may include a moving frame 410, a moving rail 420, and a position measuring sensor 430.

The moving frame 410 is provided in a frame shape so as to be coupled with the melting mechanism control unit 300 described above, and may include a moving roller 415 at upper and lower ends.

The moving rail 420 is formed at the top and bottom of the body 100 and serves as a path through which rollers respectively provided at the top and bottom of the moving frame 410 can be moved.

In addition, the moving rail 420 may be formed from the center of the body 100 to both ends of the body 100, but from the center to the both ends of the body 100 so as not to overlap with the melting mechanism control unit 300 It is preferable that only a part is formed.

The corner side of the moving frame 410 is axially coupled with the belt pulley 320 of the melting device control unit 300, and provided so that the melting device 20 can be moved up and down, and the moving roller of the moving frame 410 ( When 415 is operated, the melting mechanism 20 may be moved left and right along the moving rail 420.

At this time, the moving roller 415 may be operated as a motor, and the motor may be operated by interlocking with the position measuring sensor 430 provided in the moving frame 410. It is preferable that the motor is provided as a small motor.

Therefore, when the position of the bonding surface of the 3D printing outputs P1 and P2 is sensed by the position measuring sensor 430, the moving part 400 of the present invention moves the roller to position the melting mechanism 20 at that position. 415).

Next, referring to FIG. 4, the 3D printing output part bonding apparatus 1 according to an embodiment of the present invention may further include a coupling part 500.

In the drawing, the coupling part 500 is formed in the 3D printing output part bonding device 1 not provided with the moving part 400, but the present invention is not limited thereto, and may be applied even in a state in which the moving part 400 is provided.

The coupling part 500 is a fastening configuration for connecting a plurality of 3D printing output component bonding devices 1 according to the size, length or number of the 3D printing output P3.

Specifically, the coupling part 500 may include a fastening bar 510 and an interval adjusting part 520.

The fastening bar 510 may be formed as a'C' or'C'-shaped bar to insert the outer other end or circumference of the body 100.

In this case, the fastening bar 510 may be formed in plural according to the size of the side or circumference of the body 100.

The spacing control unit 520 is provided between one end of the fastening bar 510 and the body 100 so that the fastening bar 510 can be extracted in one direction, so that when a plurality of 3D printing output component bonding devices 1 are connected The spacing can be adjusted according to the size and length of the 3D printed output (P3).

Specifically, the spacing control unit 520 may include a wire 521 and a reel.

The wire 521 may be connected to one end of the fastening bar 510.

The reel serves to wind or unwind the wire 521. In the drawing, there is a separate storage box so that it can be located inside.

That is, when the length of the 3D printing output (P3) is long and the weight is heavy after the fastening bar 510 is coupled to the other end of the other 3D printing output component bonding device 1, the spacing control unit 520 outputs one 3D printing. This is to compensate for the disadvantages that are difficult to support with the support part 200 of the parts bonding device 1, so that the support part 200 of the other 3D printing output part bonding device 1 can also support the 3D printing output (P3). You can adjust the spacing.

In addition, the coupling portion 500 of the present invention may be easy to join a plurality of 3D printing outputs (P1, P2, P3), in this case, without using the gap adjustment unit 520, the fixing unit 220 ) It is possible to increase the fixing force by providing a material inside the fastening bar 510.

That is, it may further include a fixing pin to fix the rotation of the reel of the gap adjustment unit 520.

The fixing pin may be inserted into the center portion of the reel having a hollow shape in a force-fitting manner, thereby preventing the reel from rotating.

As described above, the 3D printing output component bonding apparatus 1 according to an embodiment of the present invention can be easily bonded to a thermoplastic material and a special material using 3D printing.

In addition, the 3D printing outputs P1, P2, P3 can be joined so that the lifting phenomenon does not occur even in winter.

In addition, the bonding surface can be precisely melted and bonded.

In addition, it can be joined regardless of the size of the 3D printing outputs P1, P2, P3.

In addition, a plurality of 3D printing outputs (P1, P2, P3) can be joined at once.

Although the embodiments of the present invention have been described in detail above, the scope of the present invention is not limited thereto, and various modifications and improvements of those skilled in the art using the basic concept of the present invention defined in the following claims are also the right of the present invention. It belongs to the scope.

1: 3D printing output part bonding device
P1, P2, P3: 3D printed output
10: distance sensor
20: melting mechanism (hot wire)
100: body
200: support
210: support rail
220: fixed part
221: handle
222: support roller
300: melting mechanism control unit
310: timing belt
320: belt pulley
400: moving part
410: moving frame
415: moving roller
420: moving rail
430: position measurement sensor
500: coupling part
510: fastening bar
520: interval adjustment unit
521: wire

Claims (6)

A body having an open shape on both sides;
A support part formed inside the body and supporting the 3D printed output;
A plurality of distance sensors formed on the inner wall of the body;
A melting device provided on the body to melt the bonding surface of the two or more 3D printed outputs, and provided with a hot wire or a laser diode, and
It includes a melting mechanism control unit for allowing the melting mechanism to move up and down in the body,
According to the distance measured by the distance sensor, after fixing the position of the support part so that the bonding surfaces of the 3D printing outputs contact each other,
The support part,
A support rail installed at the bottom of the body and
Includes a fixing part for fixing the 3D printing output to move along the support rail,
The fixing part,
A handle formed in a'c'or'C' shape and including an elastic member on an inner side thereof;
An adjustment unit provided so that the distance and height of both ends of the handle can be adjusted, and interlocked with the distance sensor
It includes a support roller provided to be moved along the support rail at the bottom of the handle,
The melting mechanism control unit,
A timing belt provided inside the body, formed to rotate at the provided position, and connected to one end and the other end of the melting device to adjust the melting device up and down;
A belt pulley provided to be axially connected to the body so that the timing belt rotates, and
Including a motor to operate the shaft,
The melting mechanism enables bonding along the edge of the 3D printed output in contact with each other,
3D printing output part bonding apparatus, characterized in that the opening direction of the body and the direction of adjusting the distance of the handle through the adjusting part are vertical.
The method of claim 1,
The melting mechanism
3D printing output part bonding device, characterized in that it vibrates left and right or circularly and can melt the bonding surface between the 3D printing outputs by adjusting the temperature in the range of 200 to 500°C depending on the material of the 3D printing output.
The method of claim 1,
The melting mechanism further comprises a moving part formed to move left and right in the body,
The moving part,
A moving frame coupled to the melting mechanism control unit and including moving rollers at upper and lower ends of the frame shape;
Moving rails formed at upper and lower ends inside the body so that the moving rollers of the moving frame can be moved, and
Including a position measurement sensor by measuring the position of the bonding surface of the 3D printing output,
When the position of the bonding surface of the 3D printed output object is sensed by the position measuring sensor, the moving roller is operated to position the melting mechanism at that position.
The method of claim 1,
It is formed on the outer end of the body further comprises a coupling portion for sequentially connecting a plurality of bodies,
3D printing output part bonding device, characterized in that the connection by connecting a plurality of bodies according to the size or number of the 3D printing output using the coupling part.
The method of claim 4,
The coupling part,
A fastening bar formed in a'C'or'C' shape so that the other end of the body can be inserted, and
3D printing output component bonding device comprising a gap adjustment unit provided between the fastening bar and one end of the body.
The method of claim 5,
The spacing control unit,
A wire connected to one end of the fastening bar, and
It includes a reel for winding or unwinding the wire,
3D printing output part bonding device, characterized in that it can be connected by adjusting the spacing between the bodies to be connected according to the size of the 3D printing output.

Images