KR101594514B1 - Loading and unloading apparatus for powder coating device - Google Patents

Abstract

The present invention relates to a loading and unloading apparatus (100) for a powder coating facility and a guard rail manufactured using the same. The loading and unloading apparatus (100) for a powder coating facility comprises: a cart device (150) reciprocating in a prescribed section at a speed corresponding to a transport device (10) for transporting a workpiece (P1); and a lifting means installed on an upper portion of the cart device (150) to move with the cart device (150) and selectively lift and lower the workpiece (P1) simultaneously. A lifting bar (167) disposed on the lifting means mounts and fixes the workpiece (P1) on the transport device (10) or separates the workpiece (P1) from the transport device (10) while moving in a vertical direction. The cart device (150) moving at a speed synchronized with the transport device (10) which moves the workpiece (P1) reciprocates on a prescribed path of the transport device (10) and loads and unloads the workpiece (P1). Therefore, work can be continuously performed without stopping a coating line even when the workpiece (P1) is loaded and unloaded.

Description

[0001] Loading and unloading apparatus for powder coating apparatus [

The present invention relates to a powder coating facility, and more particularly, to a loading / unloading apparatus capable of loading or unloading a plurality of workpieces while moving at the same speed as a continuously moving line.

Generally, in the production lines of metal industrial products such as guard rails, the painting process is carried out to prevent corrosion and enhance the appearance after the product is completed. Recently, unlike the above-mentioned coating system in which the liquid coating material is applied, since the environmental problem of the liquid coating material is regulated by the global regulations, it is possible to apply the powder coating material containing no volatile organic compound (VOC) There is a demand for continuous development and application of coating systems.

The powder coating operation using such a powder coating material is performed by applying a paint to the outer surface of the material to be coated and then drying it. In general, the electrostatic powder coating is a method of obtaining a coating film by using a powder coating material, which is a solvent-free coating material, unlike a liquid coating, and arriving at the object to be heated and melting it.

More specifically, powder coating materials charged with negatively charged particles are sprayed onto electrically grounded objects to be electrically attached, and then heated and melted to obtain a coating film, whereby the powder coating material once attached has excellent adhesion strength, It does not drop well and is widely used in industrial metal products such as automobile parts or guard rails.

Conventional powder coating lines generally involve painting and drying the object to be painted while moving the objects to be painted, such as an object to be painted, on a moving line such as a transfer chain and moving the object. At this time, the work for hanging the workpiece on the transfer chain and for separating the completed workpiece from the transfer chain must be performed in a state where the transfer chain is stopped, so that the work can not be continuously performed, have.

In addition, in the past, the paint is continuously applied in a state in which a plurality of workpieces are arranged along the moving direction of the transfer chain. However, it takes a lot of time to apply each paint to the outer surface of the long workpieces, There is a problem that waste of the paint is serious and the economical efficiency is lowered and the environmental pollution is increased.

In addition, in the process of painting a workpiece having a very heavy weight such as a steel guardrail, work to raise or lower the workpiece from the workbench requires a great deal of force, which makes the workpiece more convenient It is necessary to develop a device capable of moving up and down.

Korea Patent Publication No. 10-2009-0060868

SUMMARY OF THE INVENTION The present invention has been made to solve the above problems of the prior art, and it is an object of the present invention to provide a loading / unloading apparatus which is moved together with a continuously operated transfer apparatus, .

Another object of the present invention is to facilitate loading and unloading of heavy workpieces using the elevating means.

It is a further object of the present invention to allow the workpiece to be continuously supplied or operated using the feeding means provided in the loading / unloading apparatus to be taken out to the outside.

According to an aspect of the present invention for achieving the above object, the present invention provides a conveyance device for conveying a workpiece, comprising: a carriage device that reciprocates at a speed corresponding to a conveyance device for conveying a workpiece; And a lifting means for lifting and lowering the workpiece selectively while moving together with the ladle truck, wherein the lifting bar provided on the lifting means moves vertically to fix the workpiece to the feeder, Separate the workpiece.

The elevating means includes an elevating frame provided on the elevator frame, a elevating bar moved up and down along the elevating frame, a drive arm provided on the elevating bar for selectively fixing the work, And a lift source provided to the lift bar to provide a driving force to the lift bar.

The driving arm is rotatably provided on the elevating bar, and the driving arm is rotated forward while fixing the workpiece.

The driving arm is provided at one end thereof with a pick-up end composed of a permanent magnet or an electromagnet to fix a workpiece made of a metal material.

The driving arm is provided with a damping means to alleviate an impact when the driving arm is in contact with the workpiece.

The loading device moves in the same direction as the transfer device in synchronism with the moving speed of the transfer device in the process of loading the object, and returns to the original position after the loading of the object is completed.

The bogie device includes a bogie rail extending along a predetermined section, a bogie main body for loading or unloading the workpiece to and from the transfer device while reciprocating along the bogie rail, And a bogie drive source for rotating the wheel.

The pallet unit is provided with a pallet unit, and the pallet unit moves to the lower part of the elevating unit provided on the pallet body of the pallet truck to supply the work to be loaded or unloaded the work to be unloaded.

The pallet device gradually moves in a direction orthogonal to the moving direction of the caravan apparatus, and supplies the workpieces to the lower part of the elevation means, or takes out the workpieces that have been completed.

Wherein the pallet device comprises a feeding means which is moved in a direction orthogonal to a moving direction of the carriage device, a pallet driving source which rotates the feeding means, and a plurality of pallet driving sources provided on the feeding means, And includes a loading box on which workpieces can be loaded.

The loading / unloading apparatus for powder coating equipment according to the present invention as described above has the following effects.

According to the present invention, loading / unloading of the workpiece can be performed while reciprocating on a predetermined path of the transfer device at a speed synchronized with the transfer device for moving the workpiece, so that when loading / unloading the workpiece The work can be continuously performed without stopping the coating line, thereby improving work speed and work efficiency.

In the present invention, since the lifting means is installed on the truck, and the lifting means is moved together with the truck, it is easy to load or unload the work. In particular, the lifting means is provided with a drive arm rotatably, So that the workability can be improved.

Further, in the present invention, the palletizing apparatus is provided with a pallet device to continuously supply workpieces before coating, and to collect and store the completed workpieces, thereby further improving the workability of coating workpieces do.

BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a schematic view showing a schematic configuration of an embodiment of a powder coating apparatus to which a loading / unloading apparatus of a powder coating facility according to the present invention is applied. Fig.
BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to an apparatus for loading / unloading powder coating equipment.
FIG. 3 is an illustration showing a workpiece being loaded using a lifting means constituting a loading / unloading apparatus of a powder coating facility according to the present invention; FIG.
4 is a side view showing a configuration of an embodiment of a loading / unloading apparatus for powder coating equipment according to the present invention.
5 is a perspective view showing a configuration of a pallet device constituting an embodiment of the present invention.
FIGS. 6A to 6D are operation states sequentially illustrating a process of loading an object using a lift device constituting an embodiment of the present invention. FIG.

Hereinafter, some embodiments of the present invention will be described in detail with reference to exemplary drawings. It should be noted that, in adding reference numerals to the constituent elements of the drawings, the same constituent elements are denoted by the same reference numerals even though they are shown in different drawings. In the following description of the embodiments of the present invention, a detailed description of known functions and configurations incorporated herein will be omitted when it may make the understanding why the present invention is not intended to be interpreted.

In describing the components of the embodiment of the present invention, terms such as first, second, A, B, (a), and (b) may be used. These terms are intended to distinguish the constituent elements from other constituent elements, and the terms do not limit the nature, order or order of the constituent elements. When a component is described as being "connected", "coupled", or "connected" to another component, the component may be directly connected or connected to the other component, Quot; may be "connected," "coupled," or "connected. &Quot;

Hereinafter, a guard rail made of a metal which is formed in a long direction in one direction by an object to be painted (hereinafter referred to as an " object to be worked ") will be described as an example. Among the workpieces shown in the drawing, the workpieces in a loaded state before being loaded are P0, and the workpieces loaded or unloaded are divided into P1.

As shown in FIG. 1, the workpiece P1 is moved along the transfer device 10 forming the circulation path. As shown schematically, the workpiece P1 is loaded, painted, dried, . The loading means that the loaded workpiece P0 is fixed to the transfer device 10 so that the workpiece P1 can be moved by the transfer device 10, P1 is separated from the transfer device 10 and loaded.

First, the transfer device 10 forms a circulation path in which a kind of process is not disconnected so that the workpieces P1 can be moved continuously. The conveying device 10 is provided with a conveying chain 13 that moves along a guide rail and the conveying chain 13 is rotated along the path of the conveying device 10 by a driving force of a conveying drive source do.

The transfer chain 13 is spaced apart from the ground by a predetermined height, so that the workpiece P1 is also transferred from the ground. The conveying chain 13 can be continuously rotated along the circulating path of the conveying device 10.

3, the transfer device 10 includes a transfer chain 13 and a hanger 17 connected to the transfer chain 13 and to which the workpiece P1 is caught and fixed. The hanger (17) is connected to the transport chain (13) via a connecting wire (15). The hanger 17 may be of a bar type extending in one direction and the length of the hanger 17 may be a length corresponding to the length of the work P1.

The work P1 is hooked on the hanger 17. [ As shown in FIG. 3, the workpieces P1 are conveyed together while being continuously connected to the lower side of the hanger 17 as shown in FIG. The plurality of workpieces P1 are connected to each other by a latching ring which is a connecting means L. The connecting means L is detachably provided between a plurality of the workpieces P1 and both ends of the connecting means L are hooked to the workpieces P1 adjacent to each other. In this embodiment, the latching member, which is the connecting means L, is bent in a substantially 'S' shape and has a structure in which different workpieces P1 can be hooked on both ends. At this time, the uppermost connecting means L is used to connect between the hanger 17 and the uppermost workpiece P1.

The connecting means L can be reused after the painting and drying work is completed and separated from the work P1 in the unloading step. Of course, if the workpieces P1 can be directly connected to each other in accordance with the shape of the workpieces P1, the connecting means L may be omitted, and the shape and material of the connecting means L may be variously modified Do.

In FIG. 3, a total of four workpieces P1 (P1a, P1b, P1c, and P1d) are connected to each other. Of course, the number of workpieces P1 to be connected to each other is not limited to four, and may be three or less or five or more. As described above, the plurality of workpieces P1 are connected to the one hanger 17 and are transported together to undergo coating and drying operations. The workpieces between the three workpieces P1a, P1b, P1c, and P1d and the hanger 17 are sequentially connected to each other by a total of four connecting means L1, L2, L3, and L4.

For convenience of explanation, the painting unit 200 and the drying unit 400 will be described before the loading / unloading apparatus 100 will be described. The painting unit 200 is firstly moved in the process of being transferred to the hangers 17 by being transferred through the loading carriage 160 of the loading / unloading apparatus 100 to be described later. The coating unit 200 may form the outer wall of the wall that shields the inner space. In the inner space of the wall, a coating device for applying an electrostatic attraction to the surface of the workpiece P1 and applying the coating thereon is provided. That is, the painting unit 200 can be regarded as a painting room.

On the path of the transfer device 10, a drying unit 400 is provided. The drying unit 400 heats and dries the outer surface of the workpiece P1 coated with the paint, and may be configured to include the dust collecting device 430 and the heating device 450 again. Although the dust collecting apparatus 430 is described as a part of the drying unit 400 in the present embodiment as shown below, the dust collecting apparatus 430 may be configured separately from the drying unit 400. For example, the dust collecting apparatus 430 may be provided between the painting unit 200 and the drying unit 400, or may be a part of the painting unit 200.

The dust collecting device 430 sucks dust generated in the painting operation and discharges the dust. The dust collecting device 430 includes a plurality of filters and a duct collecting the paint sucked through the filter. The filter serves to filter out impurities while sucking the paint in a state where a large number of air vents corresponding to the particle size of the paint are formed on raw materials such as fabrics, nonwoven fabrics, synthetic resins, etc., and the duct is provided with an external suction fan Can be connected.

The heating device 450 provided at one side of the dust collecting device 430 has a plurality of heaters installed therein to heat and dissolve the coating material applied to the workpiece P1 to form a coated film. The heater is a type of electric heater that emits light, heat, and far-infrared rays through a carbon coil.

Air curtain devices 480 and 480 'are installed at the entrance and exit of the drying unit 400, respectively. The air curtain devices 480 and 480 'spray compressed air to the inlet and the outlet of the drying unit 400 to prevent the paint from being discharged to the outside of the drying unit 400 and to maintain the temperature inside the drying unit 400 It plays a role. That is, the air curtain devices 480 and 480 'form an air film to maintain the temperature and humidity inside the drying unit 400.

A speed reducing device 500 is provided at one side of the drying unit 400 to reduce the speed at which the transport chain 13 of the transporting device 10 is rotated. A manual operation part 600 is provided on the path of the transfer device 10 so that the operator can perform various operations manually.

A pair of path switching units 300 and 300 'are provided on both sides of the transfer device 10 to form a circulation path and the transfer chain 13 of the transfer device 10 And can be continuously circulated along the circulation path. FIG. 1 shows the workpiece P1 being rotated along the path switching units 300 and 300 'on both sides.

Next, the loading / unloading apparatus 100 will be described. The loading / unloading apparatus 100 includes: i) loading the work P0 to perform a coating operation; ii) I) unloading the work P1; iii) stacking a plurality of workpieces in the unloading operation to supply a plurality of workpieces at the time of loading in order to facilitate loading and unloading of the workpieces, As shown in FIG. In this embodiment, the loading / unloading apparatus 100 is composed of a pallet truck 150, elevating means (not shown), and a pallet truck 180.

The carriage device 150 sequentially loads a plurality of workpieces P1 into the transfer device 10 while reciprocating along a predetermined section of the transfer device 10, Or unloading from the transfer device 10. To this end, the carriage device 150 may include a loading carriage 160 and an unloading carriage 160 ', which are reciprocated at a speed synchronized with the conveyance speed of the conveyance device 10.

Specifically, the carriage apparatus 150 includes a railway rail 152 extending along a predetermined section of the conveyance apparatus 10. 4, the bogie rail 152 may be installed in a bogie section 151 formed by being recessed from the ground, and the loading bogie 160 and the unloading bogie 160 ').

The loading bogie 160 is to load the workpiece P0 into the transfer device 10 while reciprocating along the bogie rail 152 and the unloading bogie 160 ' And unloads the work P1 that has been coated and dried while reciprocating, from the transfer device 10. As shown in FIG. 1, the loading bogie 160 and the unloading bogie 160 'are individually operated to perform loading and unloading functions. Of course, the loading balancer 160 and the unloading balancer 160 'are formed as one unit, so that loading and unloading can be performed by using one bogie. In this case, a lift means to be described later may be installed on one truck.

Since the loading bogie 160 and the unloading bogie 160 'have a very similar structure, the loading bogie 160 will be described below. A wheel 163 is installed on a lower portion of a bogie main body 162 forming a skeleton of the loading bogie 160 to move on the bogie rail 152.

4, a bogie driving source M1 is provided below the bogie main body 162 and the bogie driving source M1 is connected to the driving wheel W of the bogie main body 162 by a chain or the like, Thereby rotating the wheel W and the wheel 163 provided thereon. Accordingly, the loading bogie 160 can move on the bogie rail 152.

The loading bogie 160 is provided with elevating means (not shown). The elevating means serves to raise the work P0 and hang the work P0 on the hanger 17 of the conveying device 10 described above. The elevating means is operated through various elevator motions M2 such as hydraulic, pneumatic or electric motors . Reference numeral G1 denotes a gear for operating the lifting chain 164 while being rotated by the lifting motor M2.

More specifically, the elevating means includes a lifting bar 167 which is lifted and lowered by a pair of lifting chains 164 installed on a lifting frame 161 mounted on a truck main body 162 of the loading truck 160 do. The lifting bar 167 is vertically movable along the lifting frame 161 and the driving arm 168 provided on the lifting bar 167 selectively fixes the work P0.

The lifting chain 164 is provided with a weight 165 to help the lifting bar 167 move up and down. The lifting bar 167 can move in the gravity direction perpendicular to the moving direction of the loading carriage 160, that is, the conveying direction of the workpiece P1 by the conveying device 10 .

The elevating bar 167 constituting the elevating means is provided with a plurality of driving arms 168 and a pickup end 169 is provided at one end of each driving arm 168. The driving arm 168 rotates in a state where the workpiece P0 is fixed by the pick-up stage 169 and serves to raise the workpiece P1 in the gravity direction, that is, in the vertical direction with reference to the drawing . Referring to FIG. 4, the work P0 in a state where the work P0 is not yet subjected to a painting operation and is loaded on the pallet 180 is laid in a direction parallel to the ground And after these workpieces P0 are moved upward along the lifting bar 167, they are rotated and raised by the driving arm 168 (see Fig. 4).

At this time, the driving arm 168 may be rotated through a rotation driving source M3 separate from the elevation drive source M2 that elevates and descends the elevation bar 167. In this embodiment, the pick- A magnet or an electromagnet. The pick-up stage 169 is composed of electromagnets and fixes or unlocks the workpiece P0 made of metal through the selectively generated magnetic force. Of course, the pick-up stage 169 does not necessarily have to be composed of electromagnets, but may have a fixing protrusion structure which is constituted by a clamp structure or can be inserted into a hole formed in the workpiece P0.

The driving arm 168 may be provided with a damping means 169 'to alleviate an impact when the driving arm 168 is in contact with the workpiece P0. The damping means 169 'allows the pick-up end 169 to be moved in and out of the drive arm 168 to some extent during the process of the pick-up end 169 contacting the workpiece P0, .

A plurality of workpieces P1 are sequentially hooked on the hanger 17 by using the elevating means. More specifically, the first work P1a is lifted by the lifting bar 167 and is hooked to the bogie of the feeder 10 through the connecting means L, The work P1b is lifted and connected to the lower portion of the work P1 already fixed to the hanger 17. [ 3 and 4, the plurality of workpieces P1a, P1b, P1c, and P1d are hooked on the hanger 17 while being connected to each other, and are moved along the transfer device 10 And is painted and dried.

As a result, a plurality of workpieces P1 to be loaded on the transfer device 10 are continuously connected to each other along the direction of gravity, and a connecting means L is provided between the plurality of workpieces P1, Is in a detachably coupled state.

The loading bogie 160 thus configured moves in the same direction as the transfer device 10 in synchronism with the moving speed of the transfer device 10 in the process of loading the workpiece P1, P1) is completed, it returns to the home position. Of course, the unloading carriage 160 'moves in the same direction as the transferring apparatus 10 in synchronism with the moving speed of the transferring apparatus 10 in the process of unloading the work P1, ) Is unloaded, it returns to the home position.

As shown in FIGS. 3 and 4, the pallet unit 150 is provided with a pallet unit 180. The pallet unit 180 is moved to a lower portion of the elevating means provided respectively in the loading bogie 160 and the unloading bogie 160 'of the above-mentioned car 150 to supply the workpiece P0 to be loaded, And can be operated through a separate pallet driving source M4, which serves to load the loaded workpiece P4.

The pallet unit 180 installed on the loading bogie 160 is moved in a direction orthogonal to the moving direction of the loading bogie 160 in a state in which a plurality of workpieces P0 are loaded. The pallet device 180 moves to the lower part of the elevating means of the loading bogie 160 and more precisely to the lower part of the elevating bar 167 so that the workpiece P0 can be fixed to the elevating bar 167. After the workpieces P0 stacked in the predetermined loading space 220 of the pallet 180 are raised and conveyed by the elevating bar 167, the pallet 180 is moved again The workpieces P0 stacked in the next loading space 220 are located at the lower portion of the elevating bar 167 again.

That is, the pallet device 180 gradually moves in a direction orthogonal to the moving direction of the car 150, and supplies the work P0 to the lower part of the elevating device 150, P1) to the outside.

The pallet unit 180 includes a feeding means 250 that is moved in a direction perpendicular to the moving direction of the truck 150 and a pallet driving source M4 that rotates the feeding means 250. The loading spaces 205 and 210 are mounted on the feeding means 250 and are moved along the feeding means 250. The loading space 220 is divided into the loading boxes 205 and 210 so that a plurality of workpieces P0 It is loadable.

As shown in FIG. 4, the supplying means 250 may be a caterpillar structure using a chain that continuously rotates in a predetermined orbit, or a structure in which a plurality of wheels are continuously provided.

The loading boxes 205 and 210 are constituted by a lower frame 205 and an upper frame 210 orthogonal thereto and a plurality of predetermined loading spaces 220 are formed in the lower frame 205 by a plurality of upper frames 210 So that a plurality of workpieces P0 can be loaded for each loading space 220. [ A plurality of the loading boxes 205 and 210 can be moved in a line on the feeding means 250. In FIG. 4, a total of three loading boxes 205 and 210 are installed on the feeding means 250 have.

4, the feeding means 250 of the pallet unit 180 includes a pallet driving source M4 installed at a lower portion of the main body 162 and a total of three gears G2, G3 and G4 interlocked with the driving source M4, And is driven by the interlocking belts 230 and 240 connecting between them.

Hereinafter, a process of coating a workpiece according to the present invention will be described in detail with reference to the drawings.

When the conveying apparatus 10 which is continuously operated starts to work, the loading balancer 160 reciprocates a predetermined section on the moving line of the conveying apparatus 10 so that a plurality of workpieces P0 are transferred to the one hanger 17 ) Is preceded by a loading step.

The loading step is carried out by using the lifting means of the loading bogie 160. That is, after the workpiece P0 is fixed to the pick-up stage 169 provided on the elevating bar 167 of the elevating means and the elevating bar 167 is elevated, the driving arm 168 ) Rotates so as to raise the workpiece P1 in the gravity direction, that is, in the vertical direction with reference to the drawing. In this state, the work P1 is hooked to the hanger 17 by the connecting means L.

Next, the workpiece P1 loaded by the elevating means of the loading bogie 160 is moved upward of the loading bogie 160 and is connected to the workpiece P1 which is hooked on the hanger 17 . This is done in the same way as the loading step described above. When the work is repeated many times, a plurality of workpieces P1 are continuously connected to each other. Finally, the loading carriage 160 returns to its original position and prepares for the next operation.

6 to 9, the process of loading the work P0 by the elevating means will be described in detail. First, the elevating bar 167 of the elevating means is lowered by the elevating motor M2, The driving arm 168 provided on the lower arm 167 descends together.

7, the pick-up end 169 of the lowered drive arm 168 is brought into contact with the workpiece P0 loaded on the pallet 180. At this time, the pick-up end 169 is composed of an electromagnet Is coupled to the workpiece (P0) made of a metal by magnetic force.

8, when the lifting bar 167 and the driving arm 168 move upward again, the workpiece P0 coupled to the pick-up stage 169 also moves upward. When the driving arm 168 is rotated in an elevated state, the workpiece P1 is rotated together with the workpiece P1 in a standing direction, that is, in the gravity direction. Fig. 9 shows a state in which the workpiece P1 is erected.

In this state, the connecting means L is hooked on the workpiece P1, and when the magnetic force applied to the pick-up stage 169 is released, loading of the workpiece P1 is completed. Of course, unloading of the workpiece P1 can be performed when the work is performed in the reverse order of the above-described procedure.

If the workpieces P0 loaded on the loading boxes 205 and 210 have been exhausted through the above operation, the next loading boxes 205 and 210 of the palletizing apparatus 180 loaded with the workpieces P1 below the elevating means Is moved to supply the work P0.

A plurality of workpieces P1 hung on the hanger 17 through the loading step are moved by the transfer chain 13 of the transfer device 10 to the coating unit 200). Such a painting operation is performed simultaneously with the plurality of workpieces P2 being connected to each other along the direction (gravity direction) orthogonal to the moving direction of the transfer device 10. [ Accordingly, not only the coating speed is improved, but also the waste of the paint necessary for coating can be reduced.

Next, the coated workpiece P1 is heated while passing through the drying unit 400 to form a coating film, followed by drying. When the drying step is finished, a process of unloading the workpiece (P1) is finally required. For this purpose, an unloading carriage 160 'that reciprocates within a predetermined section of the conveying apparatus 10 is used. That is, a plurality of workpieces P1 are separated from each other using the lifting means of the unloading carriage 160 'and stacked on the pallet 180.

The unloading operation is performed in the reverse order of the loading operation described above. That is, the unloading operation is performed in such a manner that the upper work P1 is separated from the lower work P1 among the plurality of workpieces P1 by the lifting means.

The loading operation and the unloading operation are performed while the loading bogie 160 and the unloading bogie 160 'are moved in synchronization with the moving speed of the transfer device 10, respectively. Accordingly, the worker can perform the work while the worker is boarding the loading / unloading truck 160 'without having to stop the transferring device 10, so that the loading / unloading operation So that the work speed is increased.

While the present invention has been described in connection with what is presently considered to be the most practical and preferred embodiments, it is to be understood that the invention is not limited to the disclosed embodiments. That is, within the scope of the present invention, all of the components may be selectively coupled to one or more of them. Furthermore, the terms "comprises", "comprising", or "having" described above mean that a component can be implanted unless otherwise specifically stated, But should be construed as including other elements. All terms, including technical and scientific terms, have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, unless otherwise defined. Commonly used terms, such as predefined terms, should be interpreted to be consistent with the contextual meanings of the related art, and are not to be construed as ideal or overly formal, unless expressly defined to the contrary.

The foregoing description is merely illustrative of the technical idea of the present invention, and various changes and modifications may be made by those skilled in the art without departing from the essential characteristics of the present invention. Therefore, the embodiments disclosed in the present invention are not intended to limit the scope of the present invention but to limit the scope of the technical idea of the present invention. The scope of protection of the present invention should be construed according to the following claims, and all technical ideas within the scope of equivalents should be construed as falling within the scope of the present invention.

10: Feeding device 100: Loading / unloading device
150: lading device 160: loading vehicle
160 ': unloading truck 167: lift bar
168: drive arm 180: pallet device
200: paint unit 400: drying unit
500: Reduction device P0, P1: Workpiece

Claims (8)

A carriage device that reciprocates a predetermined section at a speed corresponding to the conveyance device for conveying the workpiece,
And elevating means installed on the upper portion of the ladle truck for selectively moving up and down the work while moving together with the ladder truck,
Wherein the lifting bar provided on the elevating means is vertically movable while fixing the workpiece to the conveying device or separating the workpiece from the conveying device.
2. The apparatus according to claim 1,
An elevating frame installed on the above-mentioned lane departing apparatus,
A lifting bar that moves up and down along the lifting frame,
A driving arm installed on the elevating bar for selectively fixing the workpiece;
And a lifting and lowering moving member installed on the lifting frame to provide a driving force to the lifting bar.
The apparatus of claim 2, wherein the driving arm is rotatably mounted on the elevating bar, and the driving arm is rotated forward while fixing the workpiece.
The apparatus for loading / unloading powder coating equipment according to claim 3, wherein the drive arm is provided at its one end with a pick-up end composed of a permanent magnet or an electromagnet to fix a workpiece made of a metal material.
5. The apparatus of claim 4, wherein the driving arm is provided with damping means to alleviate an impact during the contact of the driving arm with the workpiece.
2. The apparatus according to claim 1,
A bogie rail extending along a predetermined section,
A bogie body for loading or unloading the workpiece to and from the transfer device while reciprocating along the bogie rail,
And a bogie driving source provided below the bogie main body to rotate a driving wheel of the bogie main body.
The pallet truck according to any one of claims 1 to 6, further comprising a pallet device, wherein the pallet device moves to a lower portion of an elevating means provided on a truck body of the ladle truck, And a loading / unloading device for powder coating equipment for loading and unloading the unloaded workpiece.
8. The apparatus of claim 7, wherein the pallet device
Feeding means operated in a direction orthogonal to the moving direction of the caravan apparatus,
A pallet driving source for operating said feeding means,
And a loading box provided on the feeding means, the loading and unloading device being movable along the feeding means and including a loading space in which a plurality of workpieces can be loaded.

Images