JPH08296090A - Transporting device - Google Patents

Abstract

PURPOSE: To make the structure of a lifting carrier simple and light in weight by freely liftably providing plural pairs of lifting guide posts erected across a treating vessel with lifting carriers and vertically driving a transporting frame mounted with works by means of these lifting carriers. CONSTITUTION: A traveling truck 3 moves on rails 2 installed across the treating vessel 1. Plural pairs of the lifting guide posts 4 are erected on this traveling ruck 3 so as to hold the treating vessel 1. The lifting carriers 6 respectively freely liftably disposed at the lifting guide posts 4 having the transporting frame 5 mounted with the works. A lifting driving device 7 of a lifting device vertically drives the works via the lifting carriers 6 and the transporting frame 5. Since the driving device and the motor for driving are not arranged on the lifting carriers 6, there is no need for mounting driving power cables at the lifting carriers 6.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a carrier device, and more particularly, to carry a plurality of carrier frames having a large number of long-shaped members such as sash window frames mounted thereon for running, and to change the pitch of the plurality of carrier frames. In addition, the present invention relates to a transport device that can raise and lower each transport frame independently.

[0002]

2. Description of the Related Art In the electrolytic coloring process for aluminum sash window frame shapes, for example, degreasing tanks, water washing tanks, anodizing treatment tanks, water washing tanks, electrolytic coloring treatment tanks, electrodeposition coating tanks, etc. Or a U-shape, and as shown in FIG. 7, for example, a rail 202 is laid across the processing tanks 201, and the processing tanks 201 are provided on the rails 202 across the processing tanks 201. A plurality of transport frames 205, each having a plurality of profile members 204 mounted thereon, are provided with a transport device 203 moving above.
Are suspended and transported by the transport device 203, and dipping, treating, and taking out are repeated for each treatment tank according to a predetermined treatment procedure, and desired coating treatment is sequentially performed on each of the shaped members to be treated.

Various different treatments such as treatment in a coloring tank having a different bath composition are carried out depending on the desired quality and color. Further, the frontage and the depth of each of the processing tanks are selected according to the characteristics of the respective processing tanks, and the number of transfer frames that can be processed simultaneously is different.

For this reason, various carrying devices are used in such processes. As such a conveying device, for example, a conveying device that can change the frame pitch interval and can independently raise and lower each frame is actually fair 6-2357.
No. 4 is proposed.

As shown in FIG. 7 to FIG. 9, this transporting device has a traveling motor (not shown) on a rail 202.
A pair of lift guides 212R symmetrically sandwiching the processing tank 201 at both ends of the traveling chassis 210 driven by
212L is erected. And these lifting guides 2
12R and 212L are four steel members 222R, 223R, 224R, 225R, 222L having substantially H-shaped cross sections, respectively.
223L, 224L, 225L are installed upright, and three lifting carriers 219R,
220R, 221R, 219L, 220L, and 221L are arranged in series in the traveling direction of the traveling chassis 210 (FIG. 8 shows the right elevating guide 212R).

Then, each of the lifting carriers 219R, 219R
20R, 221R, 219L, 220L, 221L are
Explaining what is attached to the right lifting guide 212R shown in FIGS. 8 and 9, each lifting carrier 219R,
220R and 221R are wheels 226 and 227 and an elevating wire 228 which are attached in a direction orthogonal to each other so as to come into contact with the inner surface of the steel material so that they can be independently elevated and lowered.
Elevating bases 219a, 220a, 221a, supporting bodies 219b, 220b, 221b attached to the elevating bases 219a, 220a, 221a, and supporting bodies 219b, 22 for the elevating bases 219a, 220a, 221a.
Suspension bases 219c and 2 attached via 0b and 221b
20c and 221c, and is driven up and down by driving the wire 228 by the lifting motors 231 and 232 provided on the traveling carriage 210.

Then, the three lifting carriers 219R, 2
Lift carrier 22 provided in the center of 20R and 221R
The 0R can be lifted and lowered as a whole as the lifting carrier 220R, but the hanging base 220c is fixed to the lifting base 220a through the support 220b.

On the other hand, the two lifting carriers 219R and 221R located on both sides of the central lifting carrier 220R.
As shown in FIG. 9, the support members 219b and 221b of each of the support members 219b and 221b are horizontally long, and are attached to the elevating and lowering bases 219a and 221a along the traveling direction of the traveling carriage.
9a and 221a and the supports 219b and 221a form a substantially T shape.

Further, guide rails 219d and 221 are provided on the supports 219b and 221b along the traveling direction.
d is attached, and the suspension bases 219c and 221c are slidably fitted to the guide rails 219d and 221d, and the support 2
19b and 221b have screw rods 219e and 221e, screw rod driving motors 219f and 221f, and feed mechanisms 219j and 221 that include power transmission mechanisms 219g and 221g.
j is provided, and the suspension bases 219c and 221c are connected to the guide rails 219d and 221d by the feeding mechanisms 219j and 221j.
It is supposed to be movable along 221d.

As a result, the lifting carriers 219R, 220R, 221R, 219L, 220 of this carrier are provided.
The L and 221L suspension bases 219c, 220c, and 221c allow the transfer frame 205 to be lifted and lowered, and the lift carriers 219R, 221R, and 219 arranged on both sides.
By moving the L and 221L suspension bases 219c and 221c along the guide rails 219d and 221d, the arrangement pitch interval of the transport frames 205 can be widened and narrowed.

[0011]

By the way, in the above-mentioned conventional conveying device, the elevating carrier that ascends and descends along the elevating guide is provided with a feed mechanism, and the feed mechanism has a motor as a power source, A power transmission mechanism and a feed mechanism such as a screw rod are provided, and the structure is complicated and heavy, and it is necessary to increase the output of the lifting motor. Also,
A cable (not shown) for supplying electric power to the motor of the feeding device provided in the lifting carrier must be provided with play so as to follow the lifting carrier moving up and down. Since it may be damaged by the lifting operation, periodic inspection and replacement are required.

Further, in the above-mentioned conventional transfer apparatus, when the frame pitch is changed during use, that is, the lifting carrier is moved to a position deviated from the center line of the lifting guide, the load is applied, and the lifting and lowering is performed. The carrier is in an eccentric load state, and an unreasonable load will be applied to the mounting position of the elevating carrier to the elevating guide, and the elevating carrier and the elevating guide must be made strong in response to this eccentric load, There is a problem that the structure is complicated and the weight becomes large as a whole of the transfer device, and further, a high output motor must be used as a traveling motor of the traveling vehicle, resulting in high cost.

Therefore, an object of the present invention is to make it possible to change the pitch of a plurality of carrying frames to be loaded and also to raise and lower each carrying frame independently, and to make the carrying device simple in structure at a low cost. And

[0014]

In the present invention, the first means for solving the above-mentioned problems is, as shown in FIG. 1, traveling on a rail 2 which is installed with a processing tank 1 interposed therebetween. A trolley 3, a plurality of pairs of lifting guide posts 4 that are erected on the traveling trolley 3 so as to sandwich the processing tank 1, and a pair of lifting guides that are movably provided on each of these lifting guide posts 4. A carrier device comprising: an elevator carrier 6 for suspending a carrier frame 5 to which an object to be processed is mounted between posts, and an elevator device 8 composed of an elevator drive device 7 for vertically driving the elevator carrier 6, at least one pair. The elevating guide post is a transporting device provided with a moving device 9 for moving along the traveling direction of the traveling carriage.

In the second means of the present invention, the lifting device 8 provided on the lifting guide post 4 forming a pair with the lifting device of the first means is mounted on the lifting guide post 4 of the pair of lifting carriers 6. The transfer frame 5 can be held at an inclined position by changing the stop height position in the above, and at least one of the pair of lift carriers 6 is mounted on the lift guide post 4 so as to be lifted and lowered. And an arm member 11 whose one end is rotatably attached to the elevating base 10, and a locking portion 12 which is attached to the other end of the arm member 11 and which locks the transport frame 5. Is.

A third means of the present invention is the above first and second means.
In the traveling carriage of the means described above, the liquid receiving tray portion 13 for receiving the processing liquid hung from the object to be processed attached to the transfer frame, and the liquid receiving tray portion 13 located at the lower position of the transfer frame between the elevating guide posts. A liquid drooping receiving device 15 including a receiving position and a liquid receiving tray portion moving device 14 for moving the liquid receiving tray portion to a retracted position which is a position outside the vertical movement range of the transport frame is provided.

A fourth means of the present invention is the above-mentioned first, second and third means, wherein three pairs of lifting guide posts are provided, and the lifting guide post located at the center of the three pairs is provided on the traveling carriage. That is, the moving device is fixed to the lifting guide posts located on both sides of the fixed lifting guide post.

[0018]

According to the first means of the present invention, a plurality of conveying frames having a large number of long-shaped members such as sash window frames mounted thereon are loaded between the elevating carriers to run, and the elevating carriers having these conveying frames are mounted. In addition to being able to move up and down independently, the pitch of each transport frame is changed by a moving device provided on the traveling carriage.

Therefore, since the drive device and the motor for driving are not arranged in the lift carrier that is driven to move up and down, the structure of the lift carrier is simplified and the weight is light, and the motor for driving is supplied with electric power. It is no longer necessary to attach a power cable for supplying power to the lifting carrier.

Further, since the lifting carrier does not move to a position deviated from the center line of the lifting guide post, an eccentric load on the lifting guide does not act.

According to the second means of the present invention, in addition to the function of the first means, the stop height position of the pair of two lifting carriers on the lifting guide post can be made different, and the carrying frame can be made different. Since it can be held at an inclination, the liquid agent of the agent to be treated held in the transport frame can be efficiently drained.

Further, at least one of the pair of elevating carriers is an elevating base, an arm member having one end rotatably attached to the elevating base, and the other end of the arm member for locking the carrying frame. Therefore, the arm member rotates with respect to the elevating / lowering base body along with the inclination of the transport frame to smoothly support the inclined transport frame.

According to the third means of the present invention, since the liquid drooping receiving device including the liquid receiving tray portion and the liquid receiving tray portion moving device is provided, the processing which is drained from the object to be processed during the transportation of the object to be processed. The liquid is received by the liquid receiving tray portion moving device at the liquid receiving tray portion arranged at the liquid receiving position, and does not mix into another processing tank.

Further, when the object to be treated is immersed in or pulled up from the processing tank, the liquid receiving tray portion is moved to the retracted position by the liquid receiving tray portion moving device, so that it does not interfere with the vertical movement of the carrier frame and the object to be treated. .

According to the fourth means of the present invention, of the three pairs of lifting guide posts, the lifting guide post located at the center is fixed to the traveling carriage, and the lifting guide posts located on both sides of the fixed lifting guide post are lifted. Since the guide post is provided with the above moving device and moves along the traveling direction of the traveling carriage, the frame pitch can be changed by moving the elevating guide posts at both ends with reference to the central elevating guide post. You can

[0026]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of a carrying device according to the present invention will be described below with reference to the drawings. In this embodiment, the first, second,
It corresponds to the third and fourth means. 1 to 6 show an embodiment of a carrying device according to the present invention. FIG. 1 (1) is a front view showing the entire structure, and FIG. 1 (2) is a carrying device shown in FIG. 1 (1). 2 is a right side view of the carrying device shown in FIG. 1, and FIG. 3 is a plan view of the carrying device shown in FIG.

In this embodiment, the processing tank 1 is shown in FIG.
(1) A plurality of tanks are arranged in series in the depth direction of the plane of the paper, and each processing tank has the same frontage dimension, but the depth dimension is different depending on the processing, and therefore the optimum inter-electrode distance is different. In addition, due to the limitation of the electric capacity, the transfer frames that can be processed simultaneously and the intervals of the transfer time are different depending on the processing tank.

At both ends of the processing tank 1 in FIG. 1 (1), two support stands 21 higher than the upper edge of the processing tank 1 are installed in parallel along both side surfaces of the processing tank 1. is there. Further, rails 2 are laid in the longitudinal direction on both of the support bases 21, and these rails 2 are laid in parallel with a plurality of processing tanks sandwiched therebetween. A rack gear 16 is attached to the outside of the rail 2 along the rail 2. The transfer device 17 according to the present embodiment is provided on the rail 2 so as to straddle the processing tank 1.

Next, the overall structure of the carrying apparatus according to this embodiment will be described. The transport device 17 includes a traveling carriage 3 that moves on the rails 2, and the processing tank 1 on the traveling carriage 3.
3 pairs of elevating guide posts 41R, 41L, 42R, 42L, 43R, one pair of which is erected so as to sandwich
43L and these lifting guide posts 41R, 41L,
Elevating carriers 61R, 61L, 62R, 62L which are provided in 42R, 42L, 43R, 43L so as to be able to ascend and descend, and which suspend the transfer frames 51, 52, 53 with the object to be processed mounted between the pair of elevating guide posts. , 63R, 63L
And the lifting carriers 61R, 61L, 62R, 62
Lifting drive device 71 for lifting L, 63R, 63L
Lifting device 81R, 81L, 82R, 82L, 83R, 8 consisting of R, 71L, 72R, 72L, 73R, 73L
It is equipped with 3L. In the following description of the present embodiment, the right direction in FIG. 1A will be referred to as the right side (R) and the left direction will be referred to as the left side (L). Further, when the right side configuration and the left side configuration are the same, the left side configuration will be mainly described, but when the right side configuration is the same as the left side, the right side configuration will not be particularly described.

Then, the above three pairs of lifting guide posts 41
Of the R, 41L, 42R, 42L, 43R, 43L, the pair of center lift guide posts 42R, 42L is the traveling carriage 3
It is fixed to the center of the lift guide post 42.
Two pairs of lift guide posts 4 located on both sides of R and 42L
1R, 41L, 43R, 43L have moving devices 9R, 9L for moving these elevating guide posts 41R, 41L, 43R, 43L along the traveling direction of the traveling carriage 3.
Is provided.

Further, in the present embodiment, in the traveling carriage, the mold tray material, which is the material to be treated, is pulled up from the processing tank, and the liquid receiving tray portion 13 is arranged below these mold tray materials. A processing liquid receiving device 15 for receiving the processing liquid dripping from the device is provided.

The traveling vehicle 3 will be described below. As shown in FIG. 3, the traveling carriage 3 is formed in a substantially U-shaped frame having a long frontage and a short depth in a plan view, and has two pairs of wheels 21R, 21L, 22R, 22L at both longitudinal ends.
The wheels 21R, 21L, 22R, 22
L rolls on the rail 2 so that the traveling carriage 3 can move along the rail.

Also, these wheels 21R, 21L, 22
Of the R and 22L, gears 23R and 23L that mesh with the rack gear 16 are provided coaxially with one of the wheels 22R and 22L. Then, the traveling cart 3 is provided with the upper motor 24,
From the motor 24 to the speed reducer 25, the drive extension shaft 26, the sprockets 27a, 27b and 27c, and the chains 28a and 28.
It is assumed that the gears 23R and 23L are rotationally driven via b to drive the traveling carriage 3 on the rail 2.

Further, the rectangular central portion 18 in the plane of the traveling carriage is formed as an ascending / descending space, and as described above, three pairs of ascending / descending guide posts 41R, are formed on the traveling wheel side frames on both sides of the ascending / descending space. 41L, 42R, 42L, 43
R and 43L are erected.

Next, the elevating guide posts 41R, 41L,
The structure of 42R, 42L, 43R, 43L will be described. FIG. 1 (2) shows a side surface of the left lifting guide post in FIG. 1 (1), and a right side view thereof is shown in FIG. These lifting guide posts 41R, 41L, 42R, 42L,
43R and 43L are long steel members having a substantially U-shaped cross section,
Each of them is erected so as to sandwich the above-mentioned traveling vehicle elevating space. In this embodiment, three pairs of lifting guide posts 41 are used.
Of R, 41L, 42R, 42L, 43R, 43L,
A pair of lift guide posts 42R, 42L located in the center
Is fixed to the traveling carriage 3 and moves together with the traveling carriage 3, and horizontal beam members 44R, 44L are provided above the traveling carriage 3 along the moving direction of the traveling carriage 3.

Further, the central elevating guide post 42
The elevating guide posts 41R, 41L, 43R, 43L located on both sides of the R, 42L in the traveling direction of the traveling vehicle are assumed to move on the traveling vehicle in the traveling direction of the traveling vehicle.

That is, the movable lift guide post 4 is movable.
1R, 41L, 43R, and 43L are shown in FIG.
And, as shown in FIG. 4, the support frame 4 provided on the upper frame member 3a, the lower frame member 3b, and the horizontal beam member 44 of the traveling carriage 3.
5R, 45L, 46R, 46L, 47R, 47L rolling on this elevating guide post 41R, 41L, 43R, 4
Wheels are provided that support 3L and can move on this traveling carriage. Here, the upper frame member 3 of the traveling carriage 3
The support rails 45R and 45L provided on a receive the wheels of the elevating guide posts 41R, 41L, 43R, and 43L in the vertical direction and support the weight of these wheels.

Further, these lifting guide posts 41
The upper and lower parts of R, 41L, 43R, 43L have downward support rails 43R, 43L provided in a U-shaped cross section below the horizontal beam member 44, and the lower beam member 3 of the traveling carriage 3.
Providing lateral wheels fitted in the upward support rails 42R, 42L provided on the b side, the moving vertical guide posts 41R, 41L, 43R, 43L are prevented from swinging in a direction perpendicular to the moving direction of the traveling carriage. There is.

In this embodiment, these elevating guide posts 41R, 41L, 42R, 42L, 43R, 43L.
The height of the left and right is different depending on the ceiling size of the building to be installed as shown in FIG.

Next, the moving up and down guide post 41 is moved.
The R, 41L, 43R, 43L moving device 9 will be described. As described above, the two pairs of lifting guide posts 41R,
41L, 43R, 43L are supported by the traveling carriage 3 and the elevating guide posts 42R, 42L at the center. Then, these lifting guide posts are driven by the driving device 9.

As shown in FIG. 1 (1), FIG. 2 and FIG. 4, this driving device 9 is provided one by one at the left and right ends on the traveling carriage.
Since the pair of devices 9R and 9L provided on the left and right are the same, the device 9L provided on the left side of the traveling carriage will be described. As shown in FIG.
Motor 91 provided in the upper part of the motor and driven in forward and reverse directions
L, a screw rod 94L that is rotatably supported on the traveling carriage 3 by bearings 92L and 93L, and is driven to rotate in the forward and reverse directions by the motor 91L via a sprocket and a chain, and is attached to the lifting guide posts 41L and 43L. Drive block 9 formed with an internal thread portion that is screwed into this screw rod
It is composed of 5L and 96L.

The directions of the screws threaded on the screw rod 94L are reversed at the portions corresponding to the two elevating guide posts 41L and 43L. Therefore, when the motor is rotated in the normal direction, the two lifting guide posts 41L and 43L are
The elevating guide post 4 in the center of the traveling direction of the carriage
When the motors 91L are moved in the directions away from each other and the motor 91L is reversed, the two lifting guide posts 41L, 41L,
43L moves in the moving direction of the traveling carriage, and in a direction approaching each other to the central lifting guide post 42L. In addition,
This moving operation is performed by the left and right elevating guide posts 41R, 41
Motor 9 so that L, 43R and 43L are synchronized with each other.
The 1R and 91R are driven and controlled in the same manner.

Thereafter, the lifting carrier is lifted and lowered,
The configuration of the lifting drive device 7 for lifting the transport frame will be described.
In this embodiment, the lifting drive device 7 is attached to the left and right lifting guide posts 41R, 41L, 42R, 42L, 43R, 43L respectively, and the right and left lifting devices 7R are mounted.
Since the left and right lifting devices 7L have the same configuration, the left lifting device 7L will be described as an example.

In this embodiment, as shown in FIG. 4, the elevating devices 71L and 73L of the elevating guide posts 41L and 43L provided on both sides of the central elevating guide post 42L sandwich the central elevating guide post 42L. It is constructed in line symmetry. The lifting devices 71L, 73L are driven by two respective sprockets 74L, 76L, 77L, 79L provided at the upper and lower ends of the lifting guide posts 41L, 43L, chains 86L, 88L spanning these sprockets, and a rotary shaft. Motors 114L and 116L to which the sprocket wheels 111L and 113L are attached, and the motors 114L and 116L,
Two sprocket 117 for changing the chain direction provided near the 116L sprockets 111L and 113L
L, 119L, 120L, 122L, the motors 114L, 116L are provided on the drive blocks 95L, 96L for moving the elevating guide posts, and the motors 114L, 116L are elevating guide posts 41L, 43L.
It moves with L.

The central elevating guide post 42L is fixed to the traveling carriage 3, and the elevating device 72L includes two sprockets 75L and 78L provided at the upper and lower ends of the elevating guide post 42L and these sprockets 75L. ,
A chain 87L laid over 78L, a motor 115L having a drive sprocket 112L attached to a rotating shaft,
Two sprocket 118L for changing the chain direction, which are provided near the sprocket 112L of the motor 115L,
121L, and the motor 115L is fixed on the traveling carriage.

These lifting devices are paired with each other.
The above-mentioned transport frames 51, 52, 5 are configured such that the stop height positions of the two lift carriers on the lift guide posts are different.
It is assumed that 3 can be held in an inclined state, and the mold which is the material to be processed being conveyed is drained.

Next, the elevating guide posts 41R, 41 described above are provided.
Lifting carriers 61R, 61L, 62R, 62L, 6 attached to L, 42R, 42L, 43R, 43L
3R and 63L will be described.

In this embodiment, the left lift carrier 61L,
62L, 63L and right-side lifting carriers 61R, 62R, 6
The configuration of the 3R is different from that of the 3R.
The lifting carriers on each side have the same structure.

First, the left-side lifting carrier 61L will be described. This lifting carrier 61L is shown in FIG.
As shown in FIG. 5, the lifting / lowering guide post 41L is mounted so as to be lifted / lowered, and the lifting / lowering chain lifting / lowering base 101 described later is mounted on the upper end thereof.
L, an arm member 111L attached to the elevating base 101L, and an engaging portion 121L attached to the other end of the arm member 111L for engaging the transport frame 5 are integrally configured.

On the other hand, the right-side lifting carrier 61R will be described. As shown in FIG. 1 (1), the lifting carrier 61R is provided with a lifting base 65 which is mounted on a lifting guide post 41L so as to be liftable, and one end of the lifting base 65. The arm member 66 is rotatably attached and suspended, and an engaging portion 67 that is attached to the other end of the arm member 66 and engages the transport frame.

Therefore, as indicated by a phantom line in FIG. 1A, it is assumed that the pair of two lifting carriers 61L, 61R have different stop height positions on the lifting guide posts 41L, 41R, and the above-mentioned conveyance frame. The arm member 6 of the lifting carrier 61L on the right side when the 51 is held in an inclined state
6 rotates about the elevating base 65, and the inclination of the transport frame 51 can be held smoothly.

Further, in the carrying apparatus according to the present embodiment, the traveling carriage is provided with the liquid drip receiving device 15.
As shown in FIG. 1 (1) and FIG. 3, this liquid dripping receiving device 15 comprises a liquid receiving tray portion 13 and a liquid receiving tray portion moving device 14, and the liquid receiving tray portion 13 has a rectangular shape with a raised peripheral edge. In the present embodiment, the dish member has a size that receives the processing liquid dripping from the object to be processed attached to the transfer frames 51, 52 and 53 in the present embodiment, and the drainage means. (Not shown).

Further, the liquid receiving tray portion moving device 14 moves the liquid receiving tray portion 13 between the elevating guide posts and below the conveying frame so as to move the liquid receiving tray portion out of the vertical movement range of the conveying frame. It is to be moved to the retracted position, which is the closed position.

In this embodiment, the liquid tray moving device 14 is
A known drive mechanism using a rack and pinion and a chain sprocket has three arm members 131, 132, 1
33 is expanded and contracted in the horizontal direction. Incidentally, reference numeral 13 in the drawing
4 is a motor, 135 is an extension shaft, and 136 is a sprocket for driving the arm member.

Therefore, according to the carrier device of this embodiment, a plurality of carrier frames having a large number of elongated members such as sash window frames mounted thereon are loaded between the elevating carriers to run, and the carrier frames are lifted and lowered. In addition to being able to lift and lower the carriers independently, the lifting and lowering carriers that are driven to lift and lower do not have a drive unit or a motor for driving, which simplifies the structure of the lifting and lowering carrier and reduces the weight.
It is not necessary to attach a power cable for supplying electric power to the driving motor to the lifting carrier.

Further, since the lifting carrier does not move to a position deviated from the center line of the lifting guide post, an eccentric load on the lifting guide does not act.

Further, according to this embodiment, the stop height positions of the pair of lifting carriers can be made different on the lifting guide posts, and the carrying frame can be held at an inclination, so that it can be held on the carrying frame. It is possible to efficiently drain the liquid agent of the agent to be treated.

At least one of the pair of elevating carriers is provided with an elevating base, an arm member having one end rotatably attached to the elevating base, and the other end of the arm member to lock the transfer frame. Therefore, the arm member rotates with respect to the elevating / lowering base body along with the inclination of the transport frame to smoothly support the inclined transport frame.

Further, according to the present embodiment, since the liquid drooping receiving device including the liquid receiving tray portion and the liquid receiving tray portion moving device is provided, the processing which is drained from the processing object during the transportation of the processing object. The liquid is received by the liquid receiving tray portion moving device at the liquid receiving tray portion arranged at the liquid receiving position, and does not mix into another processing tank.

Furthermore, since the liquid receiving tray is moved to the retreat position by the liquid receiving tray moving device when the object to be processed is immersed in or pulled up from the processing tank, it does not hinder the vertical movement of the carrier frame and the object to be processed. .

According to this embodiment, among the three pairs of lifting guide posts, the lifting guide post located at the center is fixed to the traveling carriage, and the lifting guide posts located on both sides of the fixed lifting guide posts are fixed. Since the moving device is provided and moves along the traveling direction of the traveling carriage, the frame pitch can be changed by moving the lifting guide posts at both ends with the central lifting guide post as a reference.

In the above embodiment, the two pairs of lifting guide posts are moved by one moving device in association with each other to change the frame pitch. It can be provided so that it can be moved individually.

Further, the elevating guide posts provided with the moving device may be provided with one or two or more pairs of the guide posts among the plurality of guide posts depending on the arrangement of the processing tank.

[0064]

As described above, according to the first means of the present invention, a plurality of transport frames, to which a large number of long-shaped members such as sash window frames are attached, are loaded between the elevating carriers and run. In addition to the lifting and lowering carriers carrying the transport frames being able to be lifted and lowered independently, the pitch of each transport frame is changed by a moving device provided on the traveling carriage.

Therefore, since the driving device and the driving motor are not arranged in the lifting carrier which is driven up and down, the structure of the lifting carrier is simplified, and the weight is light, and the driving motor is powered. It is not necessary to attach the power cable for supplying the power to the lifting carrier, and the trouble of replacing the cable can be saved.

Further, since the lift carrier does not move to a position deviated from the center line of the lift guide post, an eccentric load on the lift guide does not act, and the life is long.

According to the second means of the present invention, in addition to the function of the first means, the stop height positions of the pair of lifting carriers on the lifting guide posts can be made different, and the carrying frame can be made different. Since it can be held at an inclination, the liquid agent of the agent to be treated held in the transport frame can be efficiently drained.

At least one of the pair of lifting carriers is a lifting base, an arm member having one end rotatably attached to the lifting base, and the other end of the arm member to lock the transfer frame. Therefore, the arm member rotates with respect to the elevating / lowering base body along with the inclination of the transport frame to smoothly support the inclined transport frame.

According to the third means of the present invention, since the liquid drooping receiving device including the liquid receiving tray portion and the liquid receiving tray portion moving device is provided, the processing that is drained from the object to be processed during the transportation of the object to be processed. The liquid is received by the liquid receiving tray portion moving device at the liquid receiving tray portion arranged at the liquid receiving position, and does not mix into another processing tank. Further, when the object to be treated is immersed in or pulled up from the processing tank, the liquid receiving tray portion is moved to the retracted position by the liquid receiving tray portion moving device, so that it does not interfere with the vertical movement of the transport frame and the object to be treated.

According to the fourth means of the present invention, of the three pairs of lifting guide posts, the lifting guide post located at the center is fixed to the traveling carriage, and the lifting guide posts located on both sides of the fixed lifting guide post are lifted. Since the guide post is provided with the above moving device and moves along the traveling direction of the traveling carriage, the frame pitch can be changed by moving the elevating guide posts at both ends with reference to the central elevating guide post. You can

As explained above, according to the carrier device of the present invention, the carrier device which can adjust the arrangement pitch of the carrier frames on which the frame members are suspended can be individually lifted and lowered. This has the effect that the structure can be low-cost.

[Brief description of drawings]

FIG. 1 is a front view and a left side view showing a configuration of an embodiment of a carrying device according to the present invention. It is sectional drawing.

FIG. 2 is a right side view of the transfer device shown in FIG.

3 is a plan view of the transfer device shown in FIG. 1. FIG.

4 is a view from the arrow IV in FIG. 1 showing the frame pitch driving device of the carrying device shown in FIG.

FIG. 5 is a diagram showing a lifting drive device for one of the lifting masts of the transfer device shown in FIG.

FIG. 6 is a view showing an elevating drive device for the centrally located elevating mast of the transport device shown in FIG.

FIG. 7 is a front view showing a configuration of a conventional transport device.

FIG. 8 is a view of the transfer device shown in FIG. 7, taken along the line VIII.

9 is an enlarged view showing a lift carrier of the transfer device shown in FIG. 7. FIG.

[Explanation of symbols] 1 processing tank 2 rail 3 traveling carriage 4 lifting guide post 5 transport frame 6 lifting carrier 7 lifting drive device 8 lifting device 9 moving device 10 lifting base 11 arm member 12 locking part 13 liquid tray 14 liquid tray Part moving device 15 Drip receiving device

Claims (4)

[Claims] 1. A traveling carriage (3) which moves on a rail (2) which is installed with the treatment tank (1) sandwiched between the traveling carriage (3) and the traveling carriage (3) which is erected so as to sandwich the treatment tank (1). A plurality of pairs of lifting guide posts (4) and a transfer frame (5) provided on each of the lifting guide posts (4) so as to be lifted and lowered, and having a workpiece mounted between the pair of lifting guide posts. Lifting carrier for suspension (6)
And a lifting device (8) composed of a lifting drive device (7) for driving the lifting carrier (6) up and down, wherein at least a pair of lifting guide posts (4) is provided with a carriage. A transport device provided with a moving device (9) for moving along the traveling direction. 2. The lifting device (8) provided on the lifting guide post (4) forming a pair with the lifting device has a stop height of two lifting carriers (6) forming a pair on the lifting guide post (4). The transfer frame (5) can be held in a tilted manner with different positions, and at least one of the pair of lift carriers (6) is mounted on a lift guide post (4) so as to be lifted and lowered. The base body (10), an arm member (11) whose one end is rotatably attached to the elevating base body (10), and the transport frame (5) attached to the other end of the arm member (11) A locking portion (12) for
Lifting device described 3. The liquid carrier tray part (1) for receiving the processing liquid dripping from an object to be processed attached to a transfer frame on the traveling carriage.
3), the liquid receiving tray portion (13) is located between the elevating guide posts and is located at a liquid receiving position which is a lower position of the transport frame, and the liquid receiving tray portion is at a retracted position which is a position outside the vertical movement range of the transport frame. The transport device according to claim 1 or 2, further comprising a liquid drooping receiving device (15) including a liquid receiving tray portion moving device (14) to be moved. 4. The lift guide posts are provided in three pairs,
3. The lifting guide post located at the center of the three pairs is fixed to the traveling carriage, and the moving device is provided on the lifting guide posts located on both sides of the fixed lifting guide post. The lifting device according to claim 3.