KR100313369B1 - Coating machine for a bar material - Google Patents

Abstract

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention mainly relates to an automatic coating machine for automatically coating a coating liquid such as colored resin in order to transfer printing to an outer surface of a material such as a wire rod or a bar such as a body of a pencil or a writing instrument.

Supply hopper (9) that is to receive the material (A) to be coated and arranged in a line up and down, loading bar (11) for transferring the material (A) from the supply hopper 9 to the transport roller (2) one by one, and supply The transfer roller 20 for transferring the material A transferred from the alignment unit 12 of the hopper 9 to the coating box 30 containing the coating liquid, and the material A transferred from the transfer roller 20 It consists of a coating box 30 is coated with a coating liquid is formed while passing through, and a conveying conveyor 40 for transferring the material (A) discharged from the discharge hole 32 of the coating box 30 to the next processing process pencil By automatically coating the materials A such as writing instruments, various wires such as stainless steel rods, rods and the like regardless of the shape, it is possible to improve work efficiency and increase productivity.

Description

Wire coating machine {Coating machine for a bar material}

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention mainly relates to an automatic coating machine for automatically coating various coating liquids, such as colored resins, in order to transfer printing onto outer surfaces of wire rods, rods, and the like, such as a body of a pencil or a writing instrument.

Generally, pencils and writing utensils are coated with various kinds of resins such as resins on the outer surface of the product for the purpose of creating aesthetic appearance, enhancing the design, and texture of the product. By relying on the manual work for the most part, there were many problems such as high rate of defects and low productivity.

That is, conventionally, one end of the material (pencil, writing instrument body) to be coated for various coating operations such as colored resin on the outer surface of the body of the pencil or writing instrument is sedimented into the coating liquid in a state of fixing by using a separate holder, etc. In the manual coating process, the coating solution was not evenly coated on the outer surface of the material, and each process had a problem such as high defects and poor productivity due to dependence on manpower.

On the other hand, the holder holding the material is settled inside the coating liquid by using a mechanical device to perform the coating work, but this is also used to improve the workability, such as reducing the defect rate to some extent, but work efficiency and productivity It was difficult to expect.

In addition, the coating treatment using a spray or the like is also carried out, but it was not enough to provide the same work efficiency and productivity as described above.

In the present invention, the coating work is mainly applied to the outer surface of the various materials such as the body of the pencil, writing instruments, etc., regardless of the shape of the square, hexagon, circle, etc. By supplying an automatic coating machine that can be made to be able to be widely applied to coating work such as the body of the existing pencil or writing instruments, as well as various rods, such as stainless rod, wire coating, painting work, From this, to provide the efficiency and productivity of the coating work

1 is a perspective view showing an embodiment of the present invention

2 is a plan view showing the configuration of the present invention

Figure 3 is a side view of the main portion showing the operating state of the present invention

Figure 4 is a perspective view of the excerpt of the present invention

5 is a cross-sectional view of the feed hopper of the present invention

Figure 6 is a cross-sectional view of the transport roller in the present invention

☞ Explanation of symbols used in the main part of the drawing ☜

1; expectation 2; driving motor

3; eccentric cam 4; rotary shaft

5; power transmission means 6; connecting rod

7; round trip band 8; guide rod

9; supply hopper 10; loading unit

11; loading bar 12; alignment part

13; control plate 14; adjusting bolt

15; Guideman 16; Supplyer

17; fastening bolt 18; alignment means

19; alignment plate 19a; rotary shaft

20; Feed roller 21; Drive roller

22; Guideline 23; As Children

24; tension device 25; elastic member

26; housing 27; adjusting bolt

30; coating box 31; hole

32; vent hole

40; conveying conveyor

1 is a perspective view showing an embodiment of the present invention, Figure 2 is a plan view showing the configuration of the present invention, Figure 3 is a main portion excerpt configuration showing an operating state of the present invention

The present invention transfers the material (A) to the coating box in which the coating liquid is built-in one by one for the coating operation from the supply hopper in which the material (A), such as a pencil, is stored on the base (1) to be coated. The coating unit 30 is coated on the outer surface of the loading unit 10 and the loading unit 10 while the material A forcibly transferred from the loading unit 10 is forced through the coating box 30 and the coating box 30 is discharged. The material A is mainly composed of a discharge conveyor 40 for transferring to the next process.

Looking at the configuration of the present invention in more detail as follows.

The loading unit 10 is a supply bar 9 for feeding the material A from the supply hopper 9 into which the material A, such as a pencil, and the like, are transferred to the coating box 30 one by one. , Consists of a feed roller 20 for transferring the material (A) supplied by the loading bar 11 to the coating box (30).

The supply hopper 9 is composed of an inverted triangle or the like of the upper and lower straits, and the material A is vertically arranged so that the supply is made to the coating box 30 one by one in the longitudinal direction of the material A, that is, the supply direction. An alignment portion 12 to align is formed at the lower side.

The adjusting plate 13 is coupled as the adjusting bolt 14 to adjust and determine the width of the alignment unit 12 according to the width of the material A inside the alignment unit 12 of the supply hopper 9.

In addition, a guide hole 15 in which the loading bar 11 reciprocates is formed at one side of the supply hopper 9 at the lower end of the alignment unit 12, and the material A is formed at the other side by the loading bar 11. The supply hole 16 is supplied to the feed roller 20 side.

The loading bar 11 is reciprocated in the direction of the supply hole 16 formed toward the feed roller 20 through the guide hole 15 at the lower end of the alignment portion 12 of the feed hopper 9 on the alignment portion 12. The material (A) arranged in a line up and down on the supply hole 16 side by force is moved to perform the supply operation, the linear reciprocating movement of the loading bar 11 is connected to the driving motor (2) connecting rod (6) By the linear reciprocating motion to perform the above operation.

That is, the loading bar 11 is coupled on the carriage 7, one end of which is slide-coupled to the guide rod 8 and guides the movement, and the carriage 7 is eccentrically coupled to the eccentric cam 3 by one end. A loading bar coupled to the carriage 7 by linearly reciprocating the carriage 7 connected to the connecting rod 6 on the guide rod 8 by connecting the rod 6 with one end of the eccentric cam 3 by a rotational drive of the eccentric cam 3. By linearly reciprocating (11) to feed the material (A) to the coating box (30) side.

The configuration of the eccentric cam 3 may be omitted, and the connecting rod 6 may be directly eccentrically connected and driven on the transmission belt coupled to the rotating shaft 4.

The loading bar 11 coupled to the carriage 7 can be coupled and separated as a fastening boat 17 on the carriage 7 to arbitrarily adjust and determine the moving distance according to the length of the material A. FIG. It is desirable to be able to.

On the other hand, the eccentric cam 3 is connected to the drive motor 2 and the power transmission means 5, such as a transmission belt for rotational drive, the belt is also on the rotating shaft (4) coupled to the eccentric cam (3) It is connected to the lower drive roller 21 and the alignment means 18 installed on the supply hopper 9 side of the transfer roller 20 to the power transmission means 5 such as to drive them.

The transfer roller 20 transfers and supplies the material A transferred one by one from the supply hopper 9 to the coating box 30 so that the coating operation is performed, and the transfer roller 20 has two upper and lower stages. It is configured as a roller, the lower drive roller 21 is connected to the power transmission means 5, such as an electric belt on the rotary shaft 4 of the above-described drive motor 2 so as to rotate in the supply direction, the drive On the roller 21, the guide 22 is formed so that the material A transferred from the feed hopper 9 can be supplied to the coating box 30 accurately.

In addition, the idle roller 23 is installed above the driving roller 21 so that the material A supplied to the coating box 30 by the rotation of the driving roller 21 is accurately inserted into the coating box 30. Guide to the (31) side to be put, the idle roller 23 is smooth and accurate of the material (A) to be transported between the guide request 22 and the idler roller 23 of the lower drive roller (21) Tension devices 24 are provided at both ends for feeding operation in position.

The tension device 24 is installed in the tension roller 23, both ends of the housing up and down the elastic member 25, such as a spring so that the tension can be acted up and down, the tension device 24 is the idler roller 23 is the rotating shaft The adjusting bolt 27 is coupled to the upper portion of the housing 26 to be coupled to adjust the tension degree of the tension device 24.

In addition, the coating box 30 for coating the material A transferred from the transfer roller 20 is coated with a coating solution therein, and the coating box 30 transfers the material A from the transfer roller 20. The injection hole 31 to be inserted and the material A introduced through the injection hole 31 pass through the coating liquid in the coating box 30, and the coating liquid is applied to the outer surface, and the discharge hole discharged after the coating treatment is made. It consists of 32.

Of course, the injection hole 31 and the discharge hole 32 of the coating box 30 is formed in a straight line to facilitate the smooth discharge of the material (A) injected from the smooth injection hole 31 of the material (A). do.

In addition, the alignment means 18 is interlocked on the rotary shaft 4 of the eccentric cam 3 by a power transmission means 5 such as an electric belt, and the alignment means 18 is interlocked by the power transmission means 5. An alignment plate 19, such as a triangular plate shape, is coupled to the rotating shaft 4 to be provided at one side of the alignment portion 12 of the supply hopper 9.

That is, the alignment plate 19 is installed at the top of the alignment unit 12 to be installed in contact with one side of the material (A) aligned in a row so that the material (A) is arranged in a vertical line on the alignment unit 12 In the state, the alignment plate 19 coupled to the rotating shaft 19a vibrates due to the vibration generated by the contact with the material A, so that the materials A on the alignment unit 19 are aligned in a row and smoothly lowered. If the material (A) is accumulated in the upper side of the feed hopper 19 and the material (A) is not aligned with the upper portion of the alignment unit 12, the material (A) is rotated in the space of the space of the alignment plate 19 While the material (A) accumulated in the upper portion of the feed hopper 19 is forced to the alignment unit 19 to be aligned.

In the above, between the rotary shaft 4 of the drive motor 2 and the eccentric cam 3, between the rotary shaft 4 and the lower drive roller 21 of the feed roller 20, the rotary shaft of the rotary shaft 4 and the alignment plate 19 Each of the power transmission means 5 interconnecting the 19a may be implemented by various power transmission means such as an electric belt and an electric rope.

In addition, by installing a conveying conveyor 40 on one side of the coating box 30 to transfer the coated material (A) discharged from the coating box 30 to the next process, a heater, etc. on the conveying conveyor 40 By installing a variety of drying means (not shown) to allow the drying treatment of the coated material (A) during transport.

In the above, the supply hopper 9 and the loading bar 11 may be configured in plural and two or more, so that a plurality of operations can be performed simultaneously.

In the drawings, reference numeral 50 denotes a housing for supporting the guide rod 8, 51 denotes a mounting table on which the supply hopper 9 is installed, and 52 denotes a lowermost material which is installed on the mounting table 51 and aligned on the alignment unit 12. A) shows a conveying guide to be precisely conveyed to the supply hole 16 side.

The present invention configured as described above is mainly capable of automatically coating the coating liquid, such as colored resin on the surface of various materials (A), such as wire rods, rods, such as pencils and writing instruments body, stainless rods, etc. to improve the efficiency and productivity of the coating operation The present invention will be described below with reference to the effects of the present invention.

Various materials A such as pencils, writing instruments, stainless rods, wire rods, wire rods, etc. to be coated are stored in the supply hopper 9, and are stored in the supply hopper 9. A large amount of material (A) is input so that a small number of pieces on the lower alignment portion 12 are aligned in a row.

In addition, the alignment plate 19 installed on the top of the alignment unit 12 has the alignment plate 19 coupled to the rotating shaft 19a in the state in which the workpieces A are arranged in line on the alignment unit 12. Vibration operation by vibration generated by contact with the material causes the material A on the alignment unit 19 to be aligned in a line so that the material A can be smoothly dropped and transported to the lower side, and the material A is placed on the upper side of the supply hopper 19. If the material A is not aligned and the material A is not aligned into the alignment part 12, the material A is rotated through the space thereof, while contacting and striking the material A stacked on the upper side of the feed hopper 19 to force the drop to the alignment part 19. , Let's align.

When the driving motor 2 is driven in such a state, the rotational force of the driving motor 9 is connected to it by the linear reciprocating motion of the connecting rod 6 eccentrically connected to the eccentric cam 3 or the like through the power transmission means 5. The carriage 7 is linearly reciprocated on the guide rod 8.

As described above, when the carriage 7 is linearly reciprocated on the guide rod 8, the loading bar 11 coupled to the carriage 7 is guided to one side of the alignment part 12 of the supply hopper 9 ( By reciprocating to the other side supply hole 16 through 15) the material (A) located at the lowermost end of the alignment unit 12 is to open the supply hole 16 of the alignment unit 12 by the operation of the loading bar (11) Through the feed roller 20, the feed is supplied.

That is, while the loading bar 11 is in progress, the material A positioned at the lower end of the alignment unit 12 is pushed toward the supply hole 16 to be transported to the transport roller 20.

Therefore, the material A pushed out through the supply hole 16 of the alignment part 12 by the progress of the loading bar 11 is transferred on the guide request 22 of the lower driving roller 21 of the transport roller 20. This is made, the loading bar 11 is returned to the left and the next material (A) is naturally dropped into the space of the lower end of the alignment portion 12 is generated instantaneously, at this time, the transport roller 21 side The conveyed material A is transferred and inserted into the injection hole 31 side of the coating box 30 by the rotational drive of the driving roller 21, and the loading bar 11 moves to the lowest end while the loading hopper 9 is in progress. The operation of supplying the dropped material A to the feed roller 20 through the supply hole 16 is repeated.

Therefore, the material A supplied through the supply hole 16 by the operation of the loading bar 11 is continuously conveyed one by one to the transport roller 20 side, and the material A transported to the transport roller 20 is As the driving force of the lower driving roller 21 is continuously supplied one by one to the injection hole 31 of the coating box 30, the feed hopper 9 is supplied by the feeding operation of the loading bar 11 and the rotation driving of the driving roller 21. Material (A) on the one by one is continuously transferred to the coating box 30, the supply is made, the transported, supplied material (A) is inserted into the injection hole 31 of the coating box 30 to the coating box (30) In the process of passing through the inside) to the other discharge hole 32, the coating liquid in the coating box 30 is applied to the outer surface and the coating is made, it is discharged to the conveying conveyor 40 side.

On the other hand, the upper idle roller 23 of the transfer roller 20 in the transfer process is appropriate tension according to the transfer position of the material (A) when the material (A) is transferred to the rotational drive of the lower drive roller (21) The material A is pushed toward the guide request 22 of the driving roller 21 to smoothly carry out the material, which is conveyed by the loading bar 11 from the feed hopper 9. Is completely inserted between the guide request 22 of the driving roller 21 and the idler roller 23, so that the tension device 24 of the idler roller 23 is appropriately adjusted according to the play that may occur. The tension force gives the smoothness of the transfer process.

The material (A) discharged to the conveying conveyor 40 is transferred to the next process, the coating operation is completed while the drying process by the drying means during the transfer.

As described above, the present invention is to automatically perform the surface coating work of various rods, wire rods, such as stainless steel rods, pencils and writing instruments, etc., it is also possible to perform the coating work of various paints with the same device.

As described above, the present invention can automatically perform a coating operation for coating various coating liquids, such as colored resin, on the surface of various materials (A) such as wire rods, rods, etc. as well as pencils and writing instruments. It is contributing to the improvement of work efficiency and productivity by automating the process while maintaining the uniformity of the process, and it can greatly reduce the defective rate compared to the process which was dependent on the existing manual work. Regardless of the various shapes of A), there is an advantage that can be efficiently coated, and it is a very excellent invention that can expect various advantages and effects such as being applicable to various surface treatments such as coating work and painting work.

Claims (1)

It is provided on the supply hopper (9), which accommodates the material (A) to be coated, the alignment portion (12) for aligning the material (A) up and down in a row on the supply hopper (9), and the alignment portion (12). Alignment plate 19 to align the feed hopper 9 and the material (A) of the alignment unit 12 is smoothly fed, and the connecting rod (6) in conjunction with the drive motor (2) to switch the rotational movement to linear movement And a reciprocating carriage (7) connected to the guide rod (8) and linearly reciprocating, and coupled to the reciprocating carriage (7) and linearly reciprocating on the alignment portion (12) of the feed hopper (9). The loading bar 11 forcibly transferring A) to the conveying roller 11 side, and the loading bar 11 guides the reciprocating linear movement and the reciprocating linear movement of the loading bar 11 at the bottom of the alignment part 12. ) Guide material 15 and supply holes 16 on both sides of the alignment part 12 for feeding and feeding the feed roller 20 to the feed roller 20, and the material A transferred from the alignment part 12 of the feed hopper 9. Nose The tensioning device 24 having a driving roller 21 and a resilient member 25 in which a driving guide 21 is formed to rotate and transfer the material to the coating box 30 into which the coating liquid is embedded is formed. A coating box in which a coating liquid in which a coating liquid is coated is inserted into a feeding roller 20 formed of an idle roller 23 formed therein, and inserted into an input hole 31 transferred from a feeding roller 20 to another discharge hole 32. 30) and the wire coating machine, characterized in that consisting of a conveying conveyor 40 for transferring the material (A) discharged from the discharge hole 32 of the coating box 30 to the next processing step.