KR20200050234A - Gunpowder coating apparatus for ignition tube and gunpowder coating method for ignition tube using the same - Google Patents

Abstract

The present invention relates to a gunpowder coating apparatus for an ignition tube and a gunpowder coating method for an ignition tube using the same. According to the present invention, the gunpowder coating apparatus comprises: an ignition tube rotating device rotating the ignition tube; a gunpowder coating device coating a gunpowder coating solution on the inner circumferential surface of the ignition tube; and a gunpowder coating solution supply device supplying the gunpowder coating solution to the gunpowder coating device. Accordingly, gunpowder can be safely and uniformly coated on the inner part of the ignition tube which is a component of an ignition system, thereby increasing coating quality of the ignition tube. Safety of a worker can be secured during work and a coating process time of the ignition pipe can be reduced to increase productivity. Moreover, the coating amount and coating times of the gunpowder coated on the inner part of the ignition tube can be quantitively controlled, thereby realizing stable quality management for the ignition tube system in accordance with a design of the ignition tube.

Description

Gunpowder coating device and ignition tube gunpowder coating method using same {GUNPOWDER COATING APPARATUS FOR IGNITION TUBE AND GUNPOWDER COATING METHOD FOR IGNITION TUBE USING THE SAME}

The present invention relates to a gunpowder coating device for an ignition tube and a method for coating the gunpowder of the ignition tube using the same, and more specifically, a gunpowder coating device for a ignition tube that can safely and uniformly apply the gunpowder inside the ignition tube, which is a component of the ignition system, and the same. The invention relates to a method of coating a powder of an ignition tube used.

In general, the ignition system of the howitzer-type propulsion charge consists of an ignition tube and an ignitant, and is composed of a certain amount of black powder applied to the inside of a hollow cylindrical ignition tube to increase the combustion characteristics of the ignition system.

As a method of applying the black powder to the inside of the ignition tube, in the prior art, a method in which a worker weighs and mixes black and black powder in a beaker and paints the inside of the ignition tube directly with an art brush.

In this way, it is not only dangerous for the operator to directly handle the gunpowder, but also takes a long time to coat, and mass work is impossible.

In addition, in the case of manual coating, the black powder is not uniformly applied inside the ignition tube, and the coating at the end portion of the ignition tube is not smoothly finished, and thus it is insufficient for the naked eye.

0001) Korean Patent Registration No. 1819 191 'Method for coating highly explosive powder with compressible high pressure fluid' (Registration on September 20, 2017)

An object of the present invention is to provide a powder coating apparatus for an ignition pipe capable of safely and uniformly coating and coating a powder in an ignition pipe which is a component of an ignition system, and a method for coating a powder of an ignition pipe using the same.

Another object of the present invention is to provide a powder coating apparatus for an ignition pipe capable of quantitatively controlling the amount of coating and the number of coatings of the powder coated inside the ignition pipe, and a method for coating the powder of the ignition pipe using the same.

In order to achieve the above object of the present invention, an embodiment of a ignition tube rotating device for rotating an ignition tube according to the present invention, an ignition tube rotating device, a powder coating device for applying a powder coating solution to the inner circumferential surface of the ignition tube, the It characterized in that it comprises a powder coating solution supply device for supplying the powder coating solution to the powder coating device.

In the present invention, the ignition pipe rotating device may include an ignition pipe fixing jig portion for biting and fixing the ignition pipe and a coating rotating portion for rotating the ignition pipe fixing jig portion.

In the present invention, the ignition tube rotating device may further include a jig moving part for application to move the ignition tube fixing jig part before and after to position the ignition tube to be fixed.

In the present invention, the ignition pipe fixing jig portion is provided to be spaced apart from the inner circumferential surface of the ignition pipe fixing jig body member and the ignition pipe fixing jig body member provided with a circular space in which the ignition pipe is located in the center. It may include a plurality of ignition tube fixing encounter member for moving the front and rear toward the center at the same time to bite and fix the outer circumferential surface of the ignition tube.

In the present invention, the jig moving part for applying may include a jig moving guide rail member for guiding the linear movement of the ignition tube fixing jig part and move the ignition tube fixing jig part along the jig moving guide rail member for applying. .

One embodiment of the powder coating device for an ignition tube according to the present invention may further include an ignition tube support portion on which the ignition tube is placed.

In the present invention, the ignition pipe support portion may include a base plate member and a pipe support member positioned spaced apart from the base plate member to support the ignition pipe.

In the present invention, the tube support member is located in the center of the V groove in which the first inclined surface and the second inclined surface are faced, and guides the axial rotation of the ignition tube to the first inclined surface and the second inclined surface of the V groove, respectively. The rotating roll portion may be rotatably positioned.

One embodiment of the gunpowder coating device for the ignition pipe according to the present invention may further include a transfer portion for transferring the ignition pipe support to the next working process.

In the present invention, the powder coating solution supply device is a coating solution storage hopper portion for storing the powder coating solution, a coating solution supply hose portion for supplying the powder coating solution discharged from the coating solution storage hopper portion to the powder coating device, the coating solution It may include a pump portion for supplying the chemical coating solution in the storage hopper portion to the chemical coating device through the coating solution supply hose portion, and a coating solution stirring portion for stirring the chemical coating solution being stored in the coating solution storage hopper portion.

The powder coating device may include a brush part that is inserted into the ignition tube and applies a powder coating solution to the inner circumferential surface of the ignition tube.

In the present invention, the brush part is connected to the powder coating solution supply device, and a powder coating solution is supplied to the inside, and a plurality of coating solution discharge ports are located on the outer circumferential surface of the brush support bar member and the brush support bar member, which are spaced apart in the longitudinal direction. It may include a brush member in contact with the inner circumferential surface of the ignition tube to apply the powder coating solution.

In the present invention, the powder coating device may further include a brush moving portion for moving the brush portion before and after.

In the present invention, further comprising a control unit for controlling the operation of the brush moving unit, the control unit controls the operation of the brush moving unit to move the brush portion before and after the brush portion is inserted into the ignition tube to move the dot After applying the powder coating solution on the inner circumferential surface of the corolla, the brush part is stopped at the end of the ignition tube while the brush part is drawn out of the ignition tube, and the brush part is stopped for a predetermined period of time. The side coating can be finished.

In the present invention, the gunpowder coating device may further include an end position sensor unit for sensing the end position of the inlet side of the ignition tube.

In the present invention, the end position detection sensor unit may be moved along the sensor moving rail by the sensor moving unit to irradiate the laser toward the ignition tube to detect the end position of the inlet side of the ignition tube.

In the present invention, further comprising a control unit for controlling the operation of the brush movement unit, the control unit controls the operation of the sensor movement unit to move the end position sensor unit linearly along the sensor moving rail while the unit position detection sensor unit is the To detect the inlet side end of the ignition pipe, receive the position information of the inlet side end of the ignition pipe from the end position sensor, and control the operation of the brush moving portion, the brush portion is inserted into the ignition pipe The brush part is moved from before and after to apply the powder coating solution to the inner circumferential surface of the ignition tube, and then, while drawing the brush part out of the ignition tube, the brush part is positioned at the end of the ignition tube. It stops for a predetermined time to finish the application on the end side of the ignition tube. There.

In the present invention, further comprising a control unit for controlling the operation of the powder coating solution supply device, wherein the control unit operates the powder coating solution supply device when the powder coating solution supply device is inactive for a predetermined period of time, the coating solution supply hose It can prevent the clogging of wealth.

In order to achieve the above object of the present invention, an embodiment of a method for coating a powder for an ignition tube according to the present invention is a preparation step of a powder coating solution for preparing a powder coating solution, and rotating the ignition tube while inserting a brush into the ignition tube. It characterized in that it comprises a step of applying a powder coating solution for applying the powder coating solution to the inner peripheral surface of the ignition tube.

In the present invention, the preparation of the powder coating solution may be performed by storing the prepared powder coating solution in the coating solution storage hopper part and supplying the powder to the brush part while stirring the coating solution stirring part.

In the present invention, the step of applying the powder coating solution is performed by moving the brush part before and after in the state in which the brush part is inserted into the ignition tube to the brush moving part while supplying the powder coating solution to the brush part with the powder coating solution supply device. The process of applying a powder coating solution on the inner circumferential surface of the ignition pipe and the brush portion for a predetermined time while the brush portion is drawn out of the ignition pipe to the brush moving portion and the end of the brush portion is positioned at the end of the ignition pipe. It may include stopping and finishing the application of the ignition tube to the end side.

The present invention can safely and uniformly apply and coat the powder inside the ignition tube, which is a component of the ignition system, to improve the coating quality of the ignition tube, ensure worker safety during work, and shorten the coating work time of the ignition tube. It has the effect of improving productivity.

The present invention has an effect capable of stable quality control of the ignition pipe system according to the ignition pipe design by quantitatively controlling the amount of coating and the number of coatings of the powder coated inside the ignition pipe.

1 is a schematic view showing an embodiment of a ignition tube gunpowder coating apparatus according to the present invention.
Figure 2 is a view showing an embodiment of a rotating device for coating in one embodiment of the powder coating device for an ignition tube according to the present invention.
Figure 3 is a view showing an embodiment of the ignition tube support in one embodiment of the ignition tube gunpowder coating device according to the present invention.
Figure 4 is a process diagram showing an embodiment of a method for coating a gunpowder ignition according to the present invention.

The present invention will be described in more detail.

If described in detail by the accompanying drawings, preferred embodiments of the present invention. Prior to the detailed description of the present invention, terms or words used in the present specification and claims described below should not be interpreted as being limited to a conventional or dictionary meaning. Therefore, the configuration shown in the embodiments and drawings described in this specification are only the most preferred embodiments of the present invention and do not represent all of the technical spirit of the present invention, and thus can replace them at the time of application. It should be understood that there may be equivalents and variations.

1 is a schematic diagram showing an embodiment of a powder coating device for an ignition tube according to the present invention, and referring to FIG. 1, the gunpowder coating device for an ignition tube according to the present invention is an ignition tube rotating device for rotating the ignition tube 10 (100).

In addition, the ignition tube rotating device 100 includes an ignition tube fixing jig 110 for fixing the ignition tube 10 and a rotating part 120 for applying the ignition tube fixing jig 110 for rotating.

The ignition pipe fixing jig portion 110 is an example of fixing the rear end portion of the ignition pipe 10.

The ignition tube rotating device 100 may further include a jig moving part 130 for application to move the ignition tube fixing jig part 110 before and after to position the ignition tube 10 so as to be fixed.

It turns out that the rotating part 120 for application can be implemented by various modifications to a known rotating structure for rotating the ignition tube fixing jig part 110 using a rotating motor.

The application jig moving part 130 includes an application jig movement guide rail member 131 for guiding the linear movement of the ignition tube fixing jig part 110, and an ignition tube along the application jig movement guide rail member 131. An example is to move the fixed jig 110.

The jig moving part 130 for application may position the ignition tube fixing jig part 110 so as to fix the ignition tube 10 or the ignition tube fixing jig part 110 may be separated from the ignition tube 10. Position it.

Although the jig moving part 130 for application is not illustrated, as an example, it includes a travel wheel that is rotated by a traveling motor and rolls along the guide rail member 131 for application, and in addition, a hydraulic cylinder or a ball screw type linear It can be a linear movement device of a recion gear structure using a linear gear engaged with an actuator, a resizer that is rotated by a motor, and a resizer that is linearly engaged, and in addition, it can be implemented in various modifications by using a known linear movement structure. Reveal.

The powder coating device for an ignition pipe according to the present invention may further include an ignition pipe support 400 on which the ignition pipe 10 to be coated is raised.

In addition, the gunpowder coating device for the ignition pipe according to the present invention may further include a transfer unit 500 for transferring the ignition pipe support 400 to the next working process.

The transfer unit 500 transfers the ignition pipe 10 coated with the chemical coating solution on the inner circumferential surface on the ignition pipe support portion 400 to the next working process, thereby improving the convenience of the entire manufacturing process of the ignition pipe system and shortening the manufacturing time. Can be.

The transfer unit 500 includes the transfer guide rail member 510 for guiding the linear movement of the ignition pipe support portion 400 to position the ignition pipe support portion 400.

Although the transfer part 500 is not illustrated, as an example of including a travel wheel that is rotated by the travel motor and rolls along the transport guide rail member 510, in addition, a known linear movement structure such as a linear actuator of a ball screw structure is used. It is revealed that it can be implemented in various modifications.

The ignition tube 10 is rotated by the ignition tube rotating device 100 in a state placed on the ignition tube support part 400, and a powder coating solution is applied to the inner circumferential surface by the powder coating device 200.

The gunpowder coating device 200 receives the gunpowder from the gunpowder coating solution supply device 300 and applies the gunpowder coating solution to the inner circumferential surface of the ignition tube 10, and more specifically the black gunpowder coating solution.

The black powder coating solution is prepared by mixing black powder at a concentration of 50 to 200% compared to water, and a known solution used to coat the black powder inside the ignition tube 10 in the ignition system included in the howitzer propulsion charge It will be noted that a more detailed description is omitted as it may be implemented in various modifications.

The powder coating solution supply device 300 is a coating solution for supplying the powder coating solution discharged from the coating solution storage hopper unit 310 and the coating solution storage hopper unit 310 for storing the powder coating solution to the powder coating device 200 It includes a supply hose portion 320, a pump portion 330 for supplying the powder coating solution in the coating solution storage hopper portion 310 to the powder coating device 200 through the coating solution supply hose portion 320.

The coating solution supply hose part 320 has at least a longer margin than the moving range in which the brush part 210 is moved so that the brush part 210 can be moved before and after by the brush moving part 220 to be described later.

In addition, the gunpowder coating solution supply device 300 may further include an on-off valve 340 that opens and closes the flow path of the coating solution supply hose unit 320.

In addition, the powder coating solution supply device 300 may further include a coating solution stirring unit 350 for stirring the powder coating solution being stored in the coating solution storage hopper unit 310.

The coating solution stirring part 350 is a stirring fan member 351 having a plurality of stirring blades 351a positioned spaced apart in a circumferential direction on an outer circumferential surface, and a rotating motor 352 for rotating the stirring fan member 351 It includes.

The stirring fan member 351 includes a fan supporting rod member 351b connected to the rotating motor 352 for stirring, receives rotational power of the rotating motor 352 for stirring, and rotates the coating solution storage hopper unit 310. Stir the powder coating solution in storage evenly.

The powder coating device 200 includes a brush portion 210 that is inserted into the ignition tube 10 to apply the powder coating solution to the inner circumferential surface of the ignition tube 10.

The brush part 210 is connected to the gunpowder coating solution supply device 300, and the gunpowder coating solution is supplied therein, and the brush support rod member 211 and the brush support rod member (a plurality of coating solution outlets are spaced apart in the longitudinal direction) It includes a brush member 212 which is located on the outer circumferential surface of 211) and is in contact with the inner circumferential surface of the ignition tube 10 to apply the gunpowder coating solution.

It is revealed that the brush member 212 can be implemented in various ways with a known brush that can be freely bent in contact with the inner circumferential surface of the ignition tube 10.

The coating solution outlets are positioned to be spaced apart from each other in the longitudinal direction of the brush support rod member 211 and in the circumferential direction of the brush support rod member 211, so that the powder coating solution can be uniformly supplied to the brush member 212.

In addition, the gunpowder coating device 200 further includes a brush moving part 220 for moving the brush part 210 before and after, by inserting the brush part 210 into the ignition tube 10, so that the It is possible to apply the powder coating solution to the inner circumferential surface, and the inserted brush portion 210 can be withdrawn from the ignition tube 10 to return to the original position.

The brush moving part 220 is, for example, a hydraulic cylinder, and may be a linear movement device of a legion pin gear structure using a linear movement of a ball screw type, a sizer rotated by a motor, and a sizer that moves linearly with a sizer. In addition, it is revealed that it can be implemented in addition to various modifications using a known linear movement structure.

The brush moving part 220 uniformly sprays the powder coating solution on the inner circumferential surface of the ignition tube 10 while moving back and forth while the brush part 210, that is, the brush part 210 is inserted inside the ignition tube 10. Apply it.

In addition, the gunpowder coating device 200, after completing the gunpowder application on the inner circumferential surface of the ignition tube 10, pulls out the brush portion 210 to the outside and returns to the original position.

The gunpowder coating device 200 completes the application of the gunpowder coating solution to the inner circumferential surface of the ignition tube 10 and then withdraws to the outside of the ignition tube 10 while the brush part 210 is on the end side of the ignition tube 10 The brush part 210 is stopped in the state where the end side is in contact, thereby finishing the application of the powder coating solution on the end side of the ignition tube 10 for a predetermined time.

The powder coating device 200 may further include an end position detection sensor unit 230 that detects the end position of the inlet side of the ignition tube 10.

The end position detection sensor unit 230 detects the end position of the inlet side of the ignition tube 10 by irradiating the laser toward the ignition tube 10 while moving along the sensor moving rail 240.

The end position detection sensor unit 230 moves along the sensor moving rail 240 to the sensor moving unit 250, and the sensor moving unit 250 is rotated by the driving motor and rolls along the transport guide rail member 510. As an example, including a driving wheel, in addition, it is revealed that various modifications may be carried out using a known linear movement structure such as a linear actuator of a ball screw structure.

The brush moving part 220 coats the end side of the ignition tube 10 by waiting the brush for a predetermined time of 0.5 to 20 seconds in a state where the end side of the brush part 210 is positioned at the end side of the ignition tube 10. So that it can be finished smoothly.

The powder coating device for an ignition pipe according to the present invention includes a base support 700 in which the ignition pipe rotating device 100, the ignition pipe support part 400, the ignition pipe coating device, and the brush moving part 220 are placed on the upper surface. It may further include.

It is noted that a sensor moving rail and a conveying rail member may be positioned on the upper surface of the base support 700, and a hopper support (not shown) supporting the position of the coating solution storage hopper unit 310 may be erected and positioned.

The base support 700 is a support structure having a planar upper surface, which can be variously modified to a known support structure, and detailed description is omitted.

The powder coating device for an ignition tube according to the present invention may further include a control unit 600 for controlling the operation of the ignition tube rotating device 100, the powder coating solution supply device 300, and the brush moving part 220.

The control unit 600 is electrically connected to the end position detection sensor unit 230 to receive a signal sensed from the end position detection sensor unit 230, and controls the operation of the sensor moving unit 250 to detect the end position detection sensor unit While the 230 is linearly reciprocated along the sensor moving rail 240, the unit position detection sensor detects the inlet side end of the ignition pipe 10, and the inlet of the ignition pipe 10 from the end position detection sensor unit 230 The location information of the side end is transmitted. .

The control unit 600 controls the operation of the brush moving unit 220 so that the end side of the brush unit 210 is located at the inlet side end of the ignition pipe 10 received from the end position detection sensor unit 230.

The control unit 600 controls the operation of the brush moving unit 220 to move the brush unit 210 before and after the brush unit 210 is inserted into the ignition tube 10 to move the brush unit 210 forward and backward. After applying the powder coating solution to the inner circumferential surface, the brush portion 210 is drawn out of the ignition pipe 10 while the end portion of the brush portion 210 is placed at the end portion of the ignition pipe 10, and the brush is set for a predetermined time. The unit 210 is stopped to finish application of the end side of the ignition tube 10.

When the coating condition of the gunpowder is input by the operator through the operation panel, the control unit 600 operates the gunpowder coating solution supply device 300 to supply it to the brush unit 210 and the brush moving unit 220 to the brush unit 210 Is inserted into the ignition tube 10, and the operation of the brush moving part 220 is controlled to move the brush part 210 before and after the brush part 210 is inserted inside the ignition tube 10. After applying the powder coating solution to the inner circumferential surface of the ignition tube 10, the brush part 210 is drawn out of the ignition tube 10 and the end of the brush part 210 is positioned at the end of the ignition tube 10 The brush portion 210 is stopped for a predetermined period of time to finish applying the end side of the ignition tube 10.

On the other hand, the control unit 600 can prevent the clogging of the coating solution supply hose by operating the powder coating solution supply device 300 when the powder coating solution supply device 300 is inactive for a predetermined time.

2 is a view showing an embodiment of a rotating device for application in one embodiment of the powder coating device for an ignition tube according to the present invention.

Referring to FIG. 2, the ignition pipe fixing jig unit 110 includes a circular ignition pipe fixing jig body member 111 and a ignition pipe fixing jig body member 111 having a circular space in which the ignition pipe 10 is located in the center. ) May be provided to be spaced apart from the inner circumferential surface, and simultaneously move forward and backward toward the center of the circular space, and may include a plurality of ignition tube fixing encounter members 112 to fix the outer circumferential surface of the ignition tube 10.

The ignition pipe fixing jig unit 110 includes a circular ignition pipe fixing jig body member 111 and a plurality of ignition pipe fixing jig members 112 provided on the inner circumferential surface of the ignition pipe fixing jig body member 111, Although not shown, it is composed of a wedge plunger connected to the piston rod of the hydraulic cylinder and operated. When the wedge plunger moves forward and backward by the operation of the hydraulic cylinder, the ignition tube fixing jaw member 112 coupled to the wedge plunger is Due to the moving inclined projections pushed along the guide surface, the workpiece is tightened in the direction of clamping, or vice versa.

The structure for moving the plurality of ignition tube fixing encounter members 112 simultaneously before and after may be variously modified in a known tube fixing chuck for fixing the tube, and further detailed description will be omitted.

Figure 3 is a view showing an embodiment of the ignition pipe support 400 in one embodiment of the ignition pipe gunpowder coating device according to the present invention, referring to Figure 3, the ignition pipe support 400 is a base plate member 410, a spacer on the base plate member 410 includes a tube support member 420 to support the ignition tube 10.

The tube support member 420 is located in the center of the V groove portion in which the first and second slopes face each other so that the cylindrical ignition pipe 10 can be stably seated, and the first and second slopes of the V groove As an example, the rotating roll portions 421 for guiding the axial rotation of the ignition pipe 10 on the inclined surfaces are rotatably positioned.

The rotary roll portion 421 is partially protruded and rotatably positioned on the first and second inclined surfaces of the V groove portion, so that the ignition pipe 10 can be smoothly rotated in the axial direction.

That is, the ignition pipe 10 is seated on the rotating roll portion 421 within the V groove and smoothly rotated by the operation of the ignition pipe rotating device 100 to the inner circumferential surface while the brush portion 210 is located therein. The powder coating solution can be applied evenly.

Figure 4 is a process diagram showing an embodiment of a method for coating the powder of the ignition tube 10 according to the present invention. Referring to Figures 1 and 4, one embodiment of the method for coating the powder of the ignition tube 10 according to the present invention For example, a powder coating solution preparation step (S100) of preparing a powder coating solution, while rotating the ignition tube 10, insert the brush portion 210 into the ignition tube 10 to insert the powder on the inner circumferential surface of the ignition tube 10 It includes a powder coating solution coating step of applying the coating solution (S200).

The powder coating solution preparation step (S100) stores the powder coating solution prepared by mixing the black powder at a concentration of 50 to 200% compared to water in the coating solution storage hopper unit 310 and stirred with the coating solution stirring unit 350 While supplying to the brush portion 210 as an example.

The powder coating solution preparation step (S100) ensures workability when coating through the uniformly mixed powder coating solution by stirring and supplying the powder coating solution stored in the coating solution storage hopper unit 310 to the brush unit 210, It is possible to ensure uniform quality of the coated powder coating layer.

The coating solution supply hose part 320 has at least a longer margin than the moving range in which the brush part 210 is moved so that the brush part 210 can be moved before and after by the brush moving part 220 to be described later.

In addition, the gunpowder coating solution supply device 300 may further include an on-off valve 340 that opens and closes the flow path of the coating solution supply hose unit 320.

In addition, the powder coating solution supply device 300 may further include a coating solution stirring unit 350 for stirring the powder coating solution being stored in the coating solution storage hopper unit 310.

In the powder coating solution application step (S200), the brush part 210 is moved forward and backward in a state where the brush part 210 is inserted into the ignition tube 10 to apply the powder coating solution to the inner circumferential surface of the ignition tube 10. Process (S210), while drawing the brush portion 210 to the outside of the ignition pipe 10, the brush portion 210 for a predetermined time in a state where the end portion of the brush portion 210 is positioned at the end portion of the ignition pipe 10 ) To stop the application of the end side of the ignition tube 10 (S220).

In the process of finishing the application (S220), the brush portion 210 is stopped for 0.5 to 20 seconds while the end portion of the brush portion 210 is positioned at the end portion of the ignition pipe 10, and the end side of the ignition pipe 10 is stopped. To prevent the occurrence of defects that the coating of the chemical coating solution is not applied to the end side of the ignition tube 10 by applying the chemical coating solution.

On the other hand, the powder coating solution application step (S200), while rotating the ignition pipe 10 with the ignition pipe rotating device 100, insert the brush portion 210 into the interior of the ignition pipe 10 with the brush moving part 220 A powder coating solution is applied to the inner circumferential surface of the ignition tube 10.

That is, in the powder coating solution application step (S200), while supplying the powder coating solution to the brush portion 210 with the powder coating solution supply device 300, the brush moving portion 220 is used to move the brush portion 210 into the ignition pipe 10 inside the brush portion 210 ) In the state of inserting the brush portion 210 before and after moving the process of applying the powder coating solution to the inner circumferential surface of the ignition tube 10 (S210), the brush moving portion 220 point the brush portion 210 While drawing the outside of the corolla 10, the brush part 210 is stopped for a predetermined time in a state where the end of the brush part 210 is positioned at the end of the ignition tube 10 and applied to the end side of the ignition tube 10 It includes a process of finishing (S220).

The present invention can safely and uniformly apply and coat the powder inside the ignition tube 10, which is a component of the ignition system, to improve the coating quality of the ignition tube 10, secure worker safety during work, and secure the ignition tube ( 10) Shorten the coating work time to improve productivity.

The present invention enables stable quality control of the ignition pipe system according to the design of the ignition pipe 10 by quantitatively controlling the amount of coating and the number of coatings of the powder coated inside the ignition pipe 10.

The present invention is not limited to the above-described embodiments, but can be carried out by variously changing within a range not departing from the gist of the present invention, and it is revealed that it is included in the configuration of the present invention.

10: ignition tube 100: ignition tube rotating device
110: ignition pipe fixing jig portion 111: ignition pipe fixing jig body member
112: ignition tube fixing encounter member 120: application rotating part
130: jig moving part for application 131: guide rail member for moving jig for application
200: gunpowder coating device 210: brush part
211: Brush support rod member 212: Brush member
220: brush movement section 230: end position detection sensor section
240: sensor moving rail 250: sensor moving unit
300: powder coating solution supply device 310: coating solution storage hopper part
320: coating solution supply hose section 330: pump section
340: opening / closing valve 350: coating solution stirring part
351: stirring fan member 351a: stirring blade
351b: fan support bar member 352: rotating motor for stirring
400: ignition pipe support 410: base plate member
420: pipe support member 421: rotating roll portion
500: Transfer section 510: Transfer guide rail member
600: control unit 700: base support

Claims (21)

An ignition tube rotator for rotating the ignition tube;
A gunpowder coating device that applies a gunpowder coating solution to the inner circumferential surface of the ignition tube; And
A powder coating device for an ignition tube comprising a powder coating solution supply device for supplying a powder coating solution to the powder coating device.
The method according to claim 1,
The ignition tube rotating device,
An ignition tube fixing jig portion for biting and fixing the ignition tube; And
Gunpowder coating device for an ignition pipe, characterized in that it comprises a rotating portion for application to rotate the ignition pipe fixing jig.
The method according to claim 2,
The ignition tube rotating device,
The ignition tube fixing jig portion before and after moving the ignition tube, the coating device for the ignition tube, characterized in that it further comprises a jig moving part for application to be positioned to be fixed.
The method according to claim 2,
The ignition tube fixing jig portion,
A circular ignition tube fixing jig body member having a circular space in the center where the ignition tube is located; And
It characterized in that it comprises a plurality of ignition tube fixed encounter member which is provided to be spaced apart on the inner circumferential surface of the ignition tube fixing jig body member, and simultaneously moves forward and backward toward the center of the circular space to bite and fix the outer circumferential surface of the ignition tube. Gunpowder coating device for ignition pipes.
The method according to claim 3,
The application jig moving part comprises an application jig movement guide rail member for guiding the linear movement of the ignition tube fixing jig part, and moving the ignition tube fixing jig part along the application jig movement guide rail member Common gunpowder coating device.
The method according to claim 1,
Gunpowder coating device for an ignition tube, characterized in that it further comprises an ignition tube base on which the ignition tube is raised.
The method according to claim 6,
The ignition tube support portion,
Base plate member; And
Gunpowder coating device for an ignition tube, characterized in that it is spaced apart on the base plate member to include a tube support member for supporting the ignition tube.
The method according to claim 7,
The tube support member,
The V-groove portion in which the first and second inclined surfaces face each other is located in the center, and the rotation roll portions for guiding the axial rotation of the ignition tube are respectively rotatably positioned in the first and second inclined surfaces of the V-groove. Gunpowder coating device for a ignition tube, characterized in that.
The method according to claim 6,
Gunpowder coating device for the ignition pipe further comprising a transfer portion for transferring the ignition pipe support to the next work process.
The method according to claim 1,
The powder coating solution supply device,
A coating solution storage hopper unit for storing the powder coating solution;
A coating solution supply hose unit for supplying the powder coating solution discharged from the coating solution storage hopper unit to a powder coating device;
A pump unit for supplying the powder coating solution in the coating solution storage hopper unit to the powder coating device through the coating solution supply hose unit; And
Gunpowder coating apparatus for an ignition tube, characterized in that it comprises a coating solution stirring portion for stirring the powder coating solution being stored in the coating solution storage hopper portion.
The method according to claim 1,
The powder coating device,
A powder coating device for an ignition tube, which is inserted into the ignition tube and includes a brush portion for applying a powder coating solution to the inner circumferential surface of the ignition tube.
The method according to claim 11,
The brush portion,
A brush support rod member connected to the powder coating solution supply device to supply a powder coating solution therein, and a plurality of coating solution outlets are spaced apart in the longitudinal direction; And
And a brush member located on an outer circumferential surface of the brush support rod member and contacting an inner circumferential surface of the ignition tube to apply a gunpowder coating solution.
The method according to claim 12,
The powder coating device is a ignition tube powder coating device further comprising a brush moving portion for moving the brush portion before and after.
The method according to claim 13,
Further comprising a control unit for controlling the operation of the brush moving portion,
The control unit controls the operation of the brush moving part to move the brush part before and after the brush part is inserted into the ignition tube, to apply a powder coating solution on the inner circumferential surface of the ignition tube, and then to apply the powder coating solution to the ignition tube. A powder coating device for an ignition tube, characterized in that the brush part is stopped for a predetermined period of time in a state where the end of the brush part is placed at the end of the ignition tube while drawing out of the outside.
The method according to claim 13,
The gunpowder coating device further comprises an end position sensor for sensing the position of the inlet side end of the ignition tube, the powder coating device for the ignition tube.
The method according to claim 15,
The end position detection sensor unit is moved along the sensor moving rail by the sensor moving unit to irradiate a laser toward the ignition tube to detect the position of the inlet end portion of the ignition tube gunpowder coating device.
The method according to claim 16,
Further comprising a control unit for controlling the operation of the brush moving portion,
The control unit controls the operation of the sensor moving unit to linearly reciprocate the end position sensing sensor unit along the sensor moving rail so that the unit position sensing sensor unit detects an inlet side end of the ignition pipe, and the end position sensing sensor unit The location information of the inlet side end of the ignition pipe is transmitted from
Control the operation of the brush moving part to move the brush part before and after the brush part is inserted into the ignition tube to apply a powder coating solution to the inner circumferential surface of the ignition tube, and then the brush part to the outside of the ignition tube. A powder coating device for an ignition tube, characterized in that the brush part is stopped for a predetermined period of time while the end of the brush part is placed at the end of the ignition tube while drawing out, thereby completing the application of the end side of the ignition tube.
The method according to claim 10,
Further comprising a control unit for controlling the operation of the powder coating solution supply device,
The control unit operates the powder coating solution supply device when the powder coating solution supply device is inactive for a predetermined period of time, thereby preventing clogging of the coating solution supply hose part.
Preparing a powder coating solution to prepare a powder coating solution; And
And rotating the ignition tube and inserting a brush into the ignition tube to apply a powder coating solution to apply a powder coating solution to an inner circumferential surface of the ignition tube.
The method according to claim 19,
The powder coating solution preparation step is a powder coating method for an ignition tube, characterized in that the prepared powder coating solution is stored in the coating solution storage hopper part and supplied to the brush part while stirring with the coating solution stirring part.
The method according to claim 19,
In the step of applying the powder coating solution, while supplying the powder coating solution to the brush part with a powder coating solution supply device, the brush part is moved forward and backward in the state where the brush part is inserted into the ignition tube to the brush moving part to move the brush part forward and backward. The process of applying the powder coating solution on the inner peripheral surface; And
The process of finishing the application of the end portion of the ignition pipe by stopping the brush portion for a predetermined period of time while drawing the brush portion out of the ignition pipe to the brush moving portion and positioning the end portion of the brush portion at the end of the ignition pipe. Gunpowder coating method for a ignition tube comprising a.

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