JPH0739975A - Transporting device for heat exchanger - Google Patents

Abstract

PURPOSE:To automate a pipe expanding operation by successively transporting heat exchangers to be subjected to tube expanding to a specified tube expanding device, positioning the heat exchangers in the tube expanding device and taking the heat exchangers subjected to tube expanding out of the tube expanding device. CONSTITUTION:Heat exchanger positioning and transferring pairs 3 for moving the heat exchangers 6 transported to the main body 1a of the transporting device to the tube expandable region of the tube expanding device 10 are freely attachably and detachably disposed to face the tube expanding device 10. In addition, a heat exchanger placing device 2b for placing the heat exchangers 6 on there main body 1a of the transporting device or a heat exchanger attaching and detaching device 4b for attaching and detaching the heat exchangers 6 placed on the main body 1a of the transporting device to and from the main body 1a of the transporting device is disposed near the main body 1a of the transporting device. As a result, the tube expanding operation integrated with the transporting and tube expanding stages of the heat exchangers 6 is automated, by which the working rate of the tube expanding device per unit time is improved.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a heat exchanger that sequentially holds heat exchangers for pipe expansion, conveys the heat exchangers to a predetermined pipe expansion device from one direction, positions them in the pipe expansion device, and then ends the pipe expansion. The present invention relates to a heat exchanger transfer device that can achieve automation of pipe expansion work by taking it out from a pipe expansion device and transferring it in another direction.

[0002]

2. Description of the Related Art Conventionally, as a pipe expanding apparatus of this type, as shown in FIG. 6, for example, a plurality of pipe expanding mandrels 14 are provided on the lower surface of a reciprocating body 13 which is vertically movable through an elevating cylinder 12. The pipe 15 is expanded by inserting the mandrel 14 into the plurality of pipes 15 of the heat exchanger 17 positioned and set below the pipe 15 and the plurality of heat radiation fins 16 integrally. So-called vertical expansion device
There are 20.

It is to be noted that the heat exchanger 17 is held on the base 20a of the vertical pipe expanding apparatus 20 having the above-mentioned structure, and
As shown in, a heat exchanger set table 19 for rotating the heat exchanger 17 to a pipe expanding region of the pipe expanding device 20 through a cylinder 18 or the like to position and set the heat exchanger is provided.

[0004]

However, the tube expanding device 20 having the conventional heat exchanger set base 19 has the following problems.

That is, in the tube expanding device 20 provided with the conventional heat exchanger set base 19, the expanded heat exchanger 17 is once taken out from the heat exchanger set base 19 and then expanded. The heat exchanger 17 for performing will be set again on the heat exchanger set base 19, but in any case, the operator manually operates the heat exchanger 17 before and after pipe expansion, etc. It must be transferred to a transfer means (not shown) for transfer.

Therefore, the heat exchanger 17 after pipe expansion by manual work
A series of time loss occurs in the work of taking out the heat exchanger, positioning and setting the next heat exchanger 17 for pipe expansion, and transferring the heat exchanger for transportation to the next process etc. As a result, the operation time of the pipe expanding operation via the pipe expanding device 20 is significantly hindered, and thus various problems such as a decrease in production efficiency and work efficiency of the heat exchanger 17 in the pipe expanding process have occurred. .

Therefore, the present invention solves all of the above problems, and is for taking out the heat exchanger after the tube expansion, positioning and setting the next tube expanding heat exchanger, and carrying it to the next process or the like. Provided is an extremely excellent heat exchanger transfer method and apparatus capable of eliminating a series of time loss related to transfer work of a heat exchanger to a carrier such as a trolley and achieving automation of pipe expansion work. The task is to do so.

[0008]

In order to solve the above-mentioned problems, the present invention invents a completely new heat exchanger transfer device and takes the following means.

That is, according to the present invention, in the vicinity of the tube expanding device 10 provided with a reciprocating body 11 which reciprocates with the mandrel facing the tube so that the mandrel for expanding the tube can be press-fitted into the tube of the heat exchanger 6. Is a transfer device that sequentially holds and transfers the heat exchanger 6 from one direction intersecting the reciprocating direction of the reciprocating body 11 to the other direction. A heat exchanger positioning transfer body 3 for moving and positioning the heat exchanger 6 conveyed to a predetermined position to the pipe expanding area of the pipe expanding device 10 is provided so as to be opposed to the pipe expanding device 10 and can be separated from the pipe expanding device 10. Moreover, the heat exchanger 6 and / or the heat exchanger holder 5 capable of holding the heat exchanger 6 is mounted on the carrier body 1a in the vicinity of the carrier body 1a or the carrier body 1a. Placed on the heat exchanger placement device 2b or the transport device body 1a for placement. The heat exchanger 6 and / or
Alternatively, at least one of the heat exchanger detaching devices 4b for detaching the heat exchanger holder 5 from the transport device main body 1a is provided.

[0010]

In the heat exchanger transfer device having the above-described structure, the heat exchanger 6 transferred to a predetermined position is moved to the transfer device main body 1a and positioned to the pipe expanding area of the pipe expanding device 10. The heat exchanger positioning transfer body 3 is the tube expanding device.
A heat exchanger holding member that is provided so as to face and separate from the heat exchanger 10 and that can hold the heat exchanger 6 and / or the heat exchanger 6 in the vicinity of the transfer device body 1a or the transfer device body 1a. The heat exchanger mounting device 2b for mounting the body 5 on the transfer device body 1a or the heat exchanger 6 and / or the heat exchanger holder 5 mounted on the transfer device body 1a Transport device body
Since at least one of the heat exchanger detaching device 4b for detaching from the top of 1a is provided, work such as taking out the heat exchanger 6 after pipe expansion and positioning setting of the next heat exchanger 6 for pipe expansion And, a series of time loss related to the transfer work of the heat exchanger 6 to the transportation means such as a trolley for the transport to the next process is eliminated, and the transport of the heat exchanger 6 and the pipe expanding process at the time of pipe expansion are integrated. It is possible to automate the pipe expansion work.

[0011]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings.

With respect to the structure of the tube expanding device in one embodiment of the present invention, the description of the same parts as those of the conventional tube expanding device will be omitted below.

In FIG. 1, reference numeral 1 denotes a heat exchanger transfer device, and 1a denotes a transfer device main body, which is a reciprocating body 11 provided in a pipe expanding device 10 erected on a base 10a. The heat exchanger 6 is arranged below the reciprocating body 11 so that the heat exchanger 6 can be sequentially conveyed from one direction intersecting the reciprocating direction (arrow A) to the other direction.

The transfer device body 1a supplies the heat exchanger 6 mounted on the heat exchanger holder 5 capable of holding the bottom of the heat exchanger 6 from one direction to the pipe expanding device 10 (arrow). B)
A heat exchanger supply device 2 having a supply conveyor 2a
As shown in FIG. 4, the heat exchanger 6 conveyed to the tube expanding device 10 via the heat exchanger supply device 2 is moved (arrow C) to the tube expanding possible region of the tube expanding device 10 for positioning. The heat exchanger positioning and transfer body 3 provided so as to be opposed to and facing the tube expansion device 10 and moved by the heat exchanger positioning and transfer body 3 to a tube expansion possible region, and expanded through the reciprocating body 11. The heat exchanger discharge device 4 is provided with a discharge conveyor 4a for discharging the heat exchanger 6 after pipe expansion to the other direction (arrow D).

Further, the heat exchanger positioning transfer body 3 is
As shown in FIG. 2, two concave guide rails 8 are provided on the base 10a in the front-back direction of the heat exchanger 10, that is, in the direction intersecting the longitudinal direction of the transfer device 1 provided. And a transfer conveyor 3a for transferring the expanded heat exchanger 6 to the discharge conveyor 4a of the heat exchanger discharge device 4 provided on the lower surface with a pair of slidable convex bodies 7a on the lower surface. And the transfer table 7 and the two concave guide rails 8
And a cylinder 9 for reciprocating along.

Further, on one end side of the heat exchanger supply device 2, there is provided a heat exchanger holder mounting base 2c on which the heat exchanger holder 5 can be mounted, and the heat exchanger holder mounting base 2c. Heat exchanger mounting device composed of a mounting table elevating device 2e that can be raised and lowered
2b is provided, and the heat exchanger holder mounting table is provided.
On the upper surface of 2c, when the heat exchanger holder mounting table 2c stops rising, it is substantially flush with the supply conveyor 2a of the heat exchanger supply device 2 and rotates in the same direction as the supply conveyor 2a. By doing so, a plurality of drive rollers 2d for transferring the placed heat exchanger holder 5 onto the supply conveyor 2a are arranged in parallel,
Moreover, on the other end side of the heat exchanger discharge device 4, there is provided a heat exchanger holder mount 4c on which the heat exchanger holder 5 discharged from the discharge conveyor 4a of the heat exchanger discharge device 4 can be placed. And a mounting table elevating device capable of vertically moving the heat exchanger holder mounting table 4c
A heat exchanger detaching device 4b composed of 4e and 4e is provided, and the heat exchanger holder mounting table 4c is mounted on the upper surface of the heat exchanger holder mounting table 4c when the heat exchanger holder mounting table 4c stops descending. In order to discharge the formed heat exchanger holder 5 to the heat exchanger supply device 2 side, it is substantially flush with the supply conveyor 2a of the heat exchanger supply device 2,
In addition, a plurality of drive rollers 4d that rotate in the opposite direction to the supply conveyor 2a are arranged in parallel.

The heat exchanger mounting device 2b having the above structure
And between the heat exchanger leaving device 4b.
A holder returning device 1b for placing both the heat exchanger 6 and the heat exchanger holder 5 discharged through the placing table elevating device 4e of 4b and returning them to the heat exchanger placing device 2b. Is provided.

The heat exchanger transfer device in the present embodiment has the above-described structure. Next, a case where a plurality of heat exchangers are expanded using the heat exchanger transfer device will be described.

First, as shown in FIGS. 1 to 3, the heat exchanger 6 expanded by the tube expanding device 10 is installed in the heat exchanger mounting device 2b, and the heat of the mounting table elevating device 2e is set. By placing and holding the heat exchanger holder 5 preliminarily placed on the exchanger holder holder 2c, both the heat exchanger holder 5 and the heat exchanger 6 are moved up and down on the stand. The heat exchanger positioning transfer body is provided on the supply conveyor 2a of the heat exchanger supply device 2 via the device 2e, and then facing the tube expanding device 10 via the supply conveyor 2a so as to be able to come in contact with and separate from the pipe expansion device 10. 3 will be conveyed (arrow B).

Next, the heat exchanger 6 conveyed to the heat exchanger positioning transfer body 3 (arrow B) is transferred to the heat exchanger positioning transfer body 3 via the transfer conveyor 3a provided in the heat exchanger positioning transfer body 3. 3 will be transferred to a predetermined location.

The heat exchanger positioning transfer body 3 is arranged on the base 10a in the front-back direction of the heat exchanger 10, that is, in the direction intersecting with the longitudinal direction of the conveying device 1 arranged. A pair of convex bodies 7a slidable on the two concave guide rails 8
Is provided on the lower surface, and the heat exchanger 6 after expansion is installed on the upper surface.
With a transfer conveyor 3a for transferring the heat exchanger to the discharge conveyor 4a of the heat exchanger discharge device 4;
Since the cylinder 9 is configured to reciprocate along the two concave guide rails 8, the heat exchanger 6 is mounted by contraction of the cylinder 9 as shown in FIGS. 4 and 5. The transfer table 7 of the heat exchanger positioning transfer body 3 moves to the pipe expansion possible region of the pipe expansion device 10 (arrow C) to position the heat exchanger 6.

Therefore, the heat exchanger 6 is positioned in the pipe expandable region by the movement of the transfer table 7 and is subjected to the predetermined pipe expansion.
As shown in FIG. 3, while being transferred again to the transfer device main body 1a through the extension of the cylinder 9 (arrow E),
Heat exchanger discharge device 4 forming a part of the carrier body 1a
Will be placed on the discharge conveyor 4a and transported in the other direction.

Next, as shown in FIG. 1, both the heat exchanger 6 and the heat exchanger holder 5, which are conveyed in the other direction through the discharge conveyor 4a of the heat exchanger discharge device 4, are The heat exchanger holder mounting table 4c provided on the mounting table elevating device 4e of the heat exchanger detaching device 4b provided on the other end side of the heat exchanger discharging device 4.
While being disengaged from the discharge conveyor 4a via the heat exchanger is placed on the holder returning device 1b provided between the heat exchanger leaving device 4b and the heat exchanger placing device 2b. It will be returned to the placement device 2b.

Therefore, the heat exchanger 6 after pipe expansion is picked up from the heat exchanger holder mounting table 4c when the lowering of the mounting table elevating device 4e of the heat exchanger detaching device 4b is stopped, and only the heat exchanger holder 5 is taken. It may be returned to the heat exchanger mounting device 2b, or after returning to the heat exchanger mounting device 2b with the expanded heat exchanger 6 still mounted on the heat exchanger holder 5. It may be replaced with the heat exchanger 6 for expanding the pipe next, and the heat for taking out the heat exchanger 6 after expanding the pipe, positioning the next heat exchanger for expanding the pipe, and transferring the heat to the next process. It is possible to eliminate the series of time loss related to the transfer work of the exchanger to the transportation means such as a trolley, and to automate the pipe expanding work by integrating the heat exchanger transfer and pipe expanding process during pipe expansion. Of.

In the above embodiment, the main body of the transfer device is provided with a heat exchanger provided with a supply conveyor for supplying the heat exchanger mounted on the heat exchanger holder from one direction to the pipe expanding device. The device and the heat exchanger conveyed to the tube expanding device via the heat exchanger supply device are provided facing each other to the tube expanding device so as to be moved to the tube expanding region of the tube expanding device and positioned. And a discharge conveyor for moving the heat exchanger positioning transfer body to a pipe expandable region by the heat exchanger positioning transfer body and discharging the expanded heat exchanger expanded in the other direction through the reciprocating body. And a heat exchanger discharge device including, but does not necessarily have to be arranged in front of the tube expanding device, and may be arranged in a straight line laterally or rearward of the tube expanding device. Should pass through the tube expansion device The heat exchanger positioning transfer body may be disposed so as to serve also as a heat exchanger discharge device equipped with the discharge conveyor, and may be disposed laterally of the pipe expanding device via the heat exchanger supply device. The heat exchanger conveyed from one direction is transferred from the front of the pipe expanding device to the pipe expanding region, and thereafter the heat exchanger whose pipe expansion has been completed is separated from the pipe expanding region and is opposed to the pipe expanding device to be conveyed in the other direction. The heat transfer device may be arranged at right angles to the heat exchanger supply device so that the transfer device main body is not limited to the heat exchanger supply device, the heat exchanger positioning transfer body, and the heat exchanger discharge device. The heat exchanger positioning transfer body that moves the heat exchanger conveyed to the vicinity of the pipe expanding device to the pipe expandable region of the pipe expanding device and positions the heat exchanger in the main body of the conveying device is not necessarily configured. Paired with If mounted for contact and separation by, the conveying apparatus main body and the specific drive mechanism of the heat exchanger positioned transporting body, quantity, shape, not limited in any way be distribution 設箇 plants like.

Further, in the above embodiment, each of the heat exchanger supply device, the heat exchanger positioning transfer body and the heat exchanger discharge device, which constitute the main body of the transfer device, has a heat exchanger holding a heat exchanger. It is equipped with a conveyor to convey the body,
The means for transporting the heat exchanger does not necessarily have to be a conveyor. For example, the heat exchanger may be mounted on a rotating roller body (not shown) or a rotating ball body (not shown) arranged in parallel in each of the above devices. It is movably mounted in a free state, and is conveyed from one direction to another direction on each device via a heat exchanger holding guide means (not shown) for holding the heat exchanger. Further, the specific shape and quantity of the heat exchanger holder on which the heat exchanger is placed, the holding means for the heat exchanger, etc. are by no means limited, and the heat exchanger holder is provided on the conveyor. Locking means may be provided at a predetermined interval, and the presence or absence of the heat exchanger holder is by no means limited. For example, the heat exchanger itself is placed on the carrier body. It goes without saying that it may be configured to be conveyed by the following method.

Further, in the above-mentioned embodiment, the heat exchanger positioning transfer body is arranged on the base in the front-rear direction of the heat exchanger, that is, in the direction intersecting the longitudinal direction of the conveying device. A transfer conveyor having a pair of convex bodies slidable on two concave guide rails on its lower surface and transferring the heat exchanger after tube expansion to the discharge conveyor of the heat exchanger discharging device on its upper surface. It is composed of a transfer table provided and a cylinder that reciprocates the transfer table along the two concave guide rails. The point is that the heat exchange carried to a predetermined location in the transfer device main body. If a heat exchanger positioning transfer body for moving and positioning the expansion device to a pipe expandable region of the expansion device is provided facing the expansion device so as to be movable toward and away from the expansion device, a means for reciprocating the transfer table is a motor or the like. And the transfer table is May be configured to reciprocate through the link mechanism or the like, is freely modified in any manner within the intended scope of the specific configuration also all present invention other transport apparatus.

Further, in the above-described embodiment, a heat exchanger holder mounting table on which a heat exchanger holder holding the heat exchanger for expanding the pipe can be mounted on the carrier body, and the heat A heat exchanger holder configured to include a platform elevating device that can elevate a exchanger holder mounting table and a heat exchanger holder that can mount a heat exchanger holder that holds a heat exchanger after pipe expansion A heat exchanger dismounting device composed of a body mounting table and a mounting table elevating device for vertically moving the heat exchanger holder mounting table is provided, but the heat exchanger mounting device and the heat exchanging device are not always required. It is not necessary for each of the heat removal devices to be provided in the main body of the transfer device. In short, a heat exchanger positioning transfer body that moves and positions the heat exchanger transferred to a predetermined location to the pipe expansion possible region of the pipe expansion device. However, it is provided so as to be able to come in contact with and separate from the tube expanding device. Heat exchanger mounting for mounting the heat exchanger and / or a heat exchanger holder capable of holding the heat exchanger on the carrier body in the carrier body or in the vicinity of the carrier body At least one of a heat exchanger disengagement device for disengaging the heat exchanger and / or the heat exchanger holder mounted on the device or the transfer device main body from the transfer device main body is provided. Furthermore, the specific mechanism, shape, quantity, and mounting location of the heat exchanger placement device and / or heat exchanger disengagement device are by no means limited,
In addition to mounting both the discharged heat exchanger and the heat exchanger holder, the specific configuration of the holder returning device for returning to the heat exchanger mounting device does not have to use a conveyor. , For example, the heat exchanger and / or the heat exchanger holder moves by its own weight on a rotating roller arranged in parallel to incline downward from the heat exchanger leaving device side to the heat exchanger mounting device side. Needless to say, the structure may be used, and the specific mechanism and presence / absence of the holder returning device are not indispensable in the present invention.

[0029]

As described above, according to the present invention, there is provided a heat exchanger positioning transfer body for moving and positioning a heat exchanger conveyed to a predetermined position in a conveying device body to a pipe expanding area of a pipe expanding device. A heat exchanger holder capable of holding the heat exchanger and / or the heat exchanger in the vicinity of the transfer device body or the transfer device main body, the heat exchanger holder being provided so as to face and face the tube expansion device. A heat exchanger mounting device for mounting on the transfer device body or the heat exchanger and / or the heat exchanger holder mounted on the transfer device body from the transfer device body. Since at least one of the heat exchanger disengagement devices is provided for removing the heat exchanger after tube expansion, positioning of the next heat exchanger for tube expansion, setting work, etc., and transfer to the next process, etc. Transfer of heat exchanger to a carrier such as a trolley A series of conveying and expanding process of eliminating the time loss in heat exchanger tube expansion according to the work or the like instead can be made fully automated tube expansion work together.

Therefore, not only can the operability of the tube expanding device per unit time be improved by automating the tube expanding operation in which the heat exchanger transfer and tube expanding processes are integrated, but it has always been necessary. Since the worker for transporting the heat exchanger is completely unnecessary, it has a special effect that the rising human rights cost can be saved.

[Brief description of drawings]

FIG. 1 is a front view of a transfer device for a heat exchanger according to an embodiment of the present invention.

FIG. 2 is a side view of the transfer device of the heat exchanger according to the present invention.

FIG. 3 is a plan view of a transfer device for a heat exchanger according to the present invention.

FIG. 4 is a plan view showing a state during operation of the heat exchanger positioning transfer body of the heat exchanger transport device of the present invention.

FIG. 5 is a side view showing a state during operation of the heat exchanger positioning transfer body of the heat exchanger transport device of the present invention.

FIG. 6 is a perspective view of a conventional tube expanding device.

FIG. 7 is a side view showing a state in which the heat exchanger is set in the conventional tube expanding device.

[Explanation of symbols]

 1 ... Heat exchanger transfer device 1a ... Heat exchanger transfer device main body 1b ... Holder return device 2 ... Heat exchanger supply device 2a ... Supply conveyor 2b ... Heat exchanger mounting device 3 ... Heat exchanger positioning transfer member 3a ... Transfer conveyor 4 ... Heat exchanger discharge device 4a ... Discharge conveyor 4b ... Heat exchanger leaving device 5 ... Heat exchanger holder 6 ... Heat exchanger 7 ... Transfer stand 7a ... Convex body 10 ... Tube expansion device 10a ... Base Platform 11 ... Reciprocating body

Claims (1)

[Claims] 1. A tube expanding device (10) comprising a reciprocating body (11) that reciprocates with the mandrel facing the tube so that the mandrel for expanding the tube can be press-fitted into the tube of the heat exchanger (6). A transfer device which is disposed in the vicinity of and which sequentially holds and transfers the heat exchanger (6) from one direction crossing the reciprocating direction of the reciprocating body (11) to the other direction, Transport device body (1
In (a), the heat exchanger positioning transfer member (3) for moving and positioning the heat exchanger (6) conveyed to a predetermined location to the pipe expansion possible region of the pipe expansion device (10) is provided. It is installed so that it can be moved toward and away from the main body (1a) of the transport device.
Alternatively, the heat exchanger (6) is provided near the transfer device body (1a).
And / or a heat exchanger holder capable of holding the heat exchanger (6)
(5), a heat exchanger mounting device (2b) for mounting on the transfer device main body (1a) or the heat exchanger (6) mounted on the transfer device main body (1a) and And / or at least one of heat exchanger detaching devices (4b) for detaching the heat exchanger holder (5) from the transfer device main body (1a) is provided. Transport device.