JPS59114290A - Transfer device for overhead travelling body - Google Patents

Abstract

(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Detailed description of the invention] The present invention relates to a transfer device for a ceiling transverse body.

Recently, multiple fixed cranes (
A device for transferring a transverse object such as a chain block between a fixed rail (fixed rail) or a movable crane that can move forward and backward, and a movable crane that can move forward and backward relative to the crane has been developed, and has been used in a wide range of applications. It became possible for the above-mentioned transverse body to travel. However, since conventional devices of this type are operated manually, they are cumbersome to operate and there is also a risk of operational errors.

SUMMARY OF THE INVENTION An object of the present invention is to solve the above-mentioned problems and provide a transfer device for a ceiling transverse object that can automatically and safely transfer a transverse object. Therefore, a feature of the present invention is that a first crane and a second crane, which is movable relative to the first crane in the longitudinal direction, are connected in series, so that a transverse object can be moved between the two cranes. In the device for transferring, first and second stoppers for stopping the traverse of the traversing body are arranged at opposite ends of the first and second cranes, respectively, so as to be able to rise and open, and the second stopper is arranged in a manner that the guide member thereof is raised and released by being guided up by the guide stand of the first crane, and the first stopper is
The crane is raised and opened in conjunction with the second stopper, and a connecting rod is disposed at the opposite end of the second crane so as to be able to be loaded and retracted, and the connecting rod is connected to the opposite end of the first crane. A connecting hole is drilled for inserting the rod, and when the two cranes are connected in series, both the rods and the ribs are raised and opened to enable the transfer operation of the transverse object, and the connecting hole is A rod is inserted into the connecting hole to perform the positioning function of both cranes at the end point t.

Hereinafter, the present invention will be explained in detail based on embodiments shown in the drawings.

In FIG. 1, (1) is a first crane, specifically a chain-operated traveling overhead crane that travels by pulling a hand chain (not shown) attached to the crane (1). The first crane (1) moves from a running rail (2) installed in the front-rear (5) (B) direction (see Figure 4) and a girder (3) running along the running rail (2). Narushi,
The girder (3) is suspended orthogonally from the running rail (2) via its rolling wheels (4). However,
The first crane (1) is configured to move forward and backward (5) (I3) as shown in FIG. 4 by pulling the hand chain.

(5) is a second crane, specifically an electric traveling overhead crane that is driven by an electric motor (not shown) attached to the crane (5). Said second crane (5)
Same as the first crane (1) above, the front and rear (5) (B)
The traveling rail (6) constructed in the direction and the traveling rail (6
), the girder (7) runs perpendicularly to the traveling rail (6) via its rolling wheels (8), that is, the first crane (1 ) is suspended parallel to the girder (3). The second crane (5) has a fly control box (not shown), and an operation switch (9) as shown in FIG. 5 is suspended from the control box. Therefore, the forward button αO and the reverse button 0 of the switch (9)
By pressing υ appropriately, the second crane (5) is configured to travel around 10<A) (B) direction as shown in FIG.

α is a traveling body consisting of an electric trolley 03 and an electric chain hoist (not shown) suspended from the trolley 0, and the electric trolley IJ (13 is its rolling wheels (14),
... moves on the upper surface of the lower flange egg αe of the girder (3) (7), and the girder (3) (7)
Left and right (C) (DJ travels in the force direction).The drive control of the two transverse bodies is performed by an operation switch as shown in FIG. 6, which is suspended from the transverse bodies. By appropriately pressing the hoisting button α8) and the hoisting/lowering button 09 of the switch 07), the chain block is driven to be hoisted and hoisted down, and the leftward advance button and rightward advance button (21) are appropriately pressed. As a result, the transverse body σ is configured to run and move in the left and right (C) and (D) directions.

The power source for driving the transverse body within the first crane (1) is from the trolley duct (a) of the second crane (5).
From there, the current is supplied via the current collecting trolley (2) of the first crane (1) attached to the duct (A). Therefore, as shown in Fig. 7, it is possible to operate the transverse body α in the first crane (1) only within the range where the trolley duct (a) and the current collecting trolley are connected, and the above range is It will be determined by the effective length dimension of the trolley duct (a) <1).

For example, if the length dimension (A) is set to 2.4 m in total, 1.2 m each in the front and rear directions of the second crane (5), then the first crane (1) and the second crane (5) ), if the deviation in the front/rear (5) (B) direction is within 12 m, the first
Operation of the traversing body (12) within the crane (1) can take place.

(c) and (c) are the first for stopping the traversing body αno respectively.
and the second stopper, and the first clay/(1)(7)
Carder (3) and girder (7) of second crane (5)
) are respectively disposed at opposite ends.

The second stopper (c) is attached to the elongated hole of the guide wire attached to the front side of the girder (7) via a bolt (to) so that it can be raised and lowered, and the second stopper (c) In the lowered position (d), the locking rod (c) is located corresponding to the member (b) of the transverse body α-gong (as shown by the imaginary line in Figure 1 and the
(see figure), prevents the traveling movement of the transverse body a'4 to the left (Q), and in its raised position (11), the locking rod (to) is located above the contact member (b). (See the solid line in FIG. 1), and is configured to allow the traveling body a'4 to move to the left (toward Q).

The fence works with the guide stand (C) attached to the top of the upper flange of the girder (3) of the first crane (1) to move the second
A guide member for moving the stopper (c) up and down, the guide member (4) supports its main body (2) via a support rod Gυ to the upper flange of the girder (7) so as to be able to move up and down. The lower end of the support rod 01) is connected to the second stopper (
It is connected to c). The main body (toward) has a girder (7)
A guide roller (C) is rotatably attached to the left side (Q) of the opposing end of the guide roller (C) as a protrusion, and the roller (C) is rotated on the upper surface of the guide stand (G) as shown in Fig. 3. The guide stand (c) has a trapezoidal side surface, and the height position of its horizontal upper surface is such that when the guide roller (c) is on the horizontal upper surface, the second stopper (c) Set it so that it is in the above-mentioned raised position (13).

The guide roller (c) is guided by the upper surface of the guide stand (c) and moves upward, thereby moving the second stopper (c) to the above-mentioned raised position (Ll) via the support rod 0υ.
Release the lift at t. In addition, since the support rod (0) is equipped with a lowering spring (to) for constantly biasing the second stopper (c) downward (evenly), the guide roller (c) is attached to the guide stand ( c) When the second stopper (c) is not on the upper surface, the second stopper (c) is reliably held in the lowered position (d) by the spring (to).

The first stopper (c) is inserted into the long hole G10) of the guide G9) attached to the front side of the girder (3).
The first stopper (c) is configured to move up and down in conjunction with the second stopper (c). That is, the first stopper (c)
, there is a locking protrusion 0a protruding from the second stopper (c).
The second
When the stopper (c) moves up and down, the locking protrusion part 0
a retaining part configured to engage with the second part;
However, the first stopper (c)
) and the second crane (5) are separated from each other in the longitudinal (5) (B) direction, they are in the lowered position due to their own weight, but the first crane (1) and the second crane (5) are in the lowered position due to their own weight. When they are arranged and connected in series as shown by the solid line in FIG. 4, they are in the raised position (11) like the second stopper (c).

-) is a connecting rod that performs a positioning function when both cranes (1) (5J) are connected in series, in cooperation with the connecting guide (c) of the first crane (1), and the connecting rod -) is the base of the connecting rod. The end is connected to the old power cylinder rod (c) via the connecting member 06). Therefore, due to the protruding and retracting movement of the rod (C) in the left and right (C) and (D) directions due to the drive of the force of the cylinder C, the connecting rod is moved from the girder.
(7) It is configured to project and retract from the opposite end in the left and right (C) and CD) directions. In addition, a rolling wheel (■) for rolling on the upper surface of the upper flange 02 of the girder (7) is rotatably pivoted to the connecting member 06), so that the protruding and retracting movement of the connecting rod 06) is smoothly carried out. This is a configuration that can be used.

Connecting rod of the connecting guide @4) In the corresponding position, the connecting rod 1
There is a connecting hole (49) through which the crane 4) is inserted, so that when both cranes (1) (when 5J are connected in series, the connecting rod) is protruded to the left (q), Connecting rod
) is inserted and locked into the connecting hole 09) as shown in Fig. 1, and performs the positioning function of both cranes (1) and (5), thereby ensuring safe transfer operation of the traversing object. . The shape of the connecting hole 09) is vertically elongated as shown in Fig. 3, and therefore, even if there is a slight difference in the vertical direction (even if there is a level difference in the 0 direction, the connecting rod 14) can be connected to both cranes (1) (51) without any problem. The structure is such that the above-mentioned insertion operation can be performed.

(5I) is a limit switch for stopping the second crane (5), and this switch 5υ works in conjunction with the guide member to operate the second crane (5) when the stopper (241(c)) is raised and released. This is a configuration that stops the operation.

(52) is a limit switch for both cranes (1) (51 for displaying completion of opening and for stopping the movement of the war cylinder (4η), and the switch (5) is for the rod (/4F!
In conjunction with I, confirm the completion of the opening operation of both cranes (1) and (5), and stop the retraction operation of the connecting rod (-).

(53) is a limit switch for indicating the completion of the connection of both cranes (1) (5) and for stopping the protruding operation of the two cylinders 0 and 1, and this switch (53) is linked to the rod (c). Confirm that the connecting operation of both cranes (1) and (5) is completed, and stop the protruding operation of the connecting rod @4).

54) is an I7 switch for detecting the position of the transverse body G2, and this switch (54) works in conjunction with the locking member (56) of the transverse body G2 so that the transverse body G2 is located on the left side of the switch (54). This is a configuration that stops the operation of the second crane (5) when the second crane (5) is located at the end.

55) is a limit switch for checking the stopper (24) (A), and the switch (55) is configured to check the lowering of the stopper (C) (C) in conjunction with the switch (5υ).

Next, the operation procedure of the transfer device according to the present invention will be explained.

(1) Both cranes (1) (57 when open and the transverse body (
Operation when the crane is inside the second crane (5): The second crane (5) moves the transverse body is the operation switch (171 hoisting and hoisting/lowering buttons 1181 (
19) and left/right progression botaba 1υ (see Figure 6),
In addition, each of the first cranes (1) can be operated independently by hand chains.

(11) Both cranes (1) (Operation when 5J is connected: First, move the second crane (5) to the forward and backward movement button QO
Move it forward or backward (5) or (B) using αυ, and press the connection preparation button (5η) of the operation switch (9) at the position in front of the first crane (1).
Transgressive body 0-bu becomes unoperable. Then, when the second crane (5) is further moved to a position corresponding to connection with the first crane (1), the guide member of the second stopper (c) is attached to the guide stand (c) of the first crane (1). As a result, the limit switch 6 operates to stop the movement of the second crane (5), and both cranes t24
F2!3 is interlocked and raised and released at the raised position (u)t. In this state, the transverse body @ is still inoperable.

Next, the girders (3) and (7) are corrected and removed while visually observing the relative deviations in the front and back (5) and (B) directions.

When the girders (3) and (7) are connected in series, press the operation switch (9).
) press the connection button (58). Then, due to the protrusion of the rod (to) of the power cylinder G4η, the connecting rod protrudes to the left (Q) and is fully inserted and locked into the connecting hole (49) of the connecting guide, and at the same time, the limit switch t53) Power cylinder (4 power stops, both cranes (1) (
The connection in 5) is completed.

At this point, transverse body 0 is again operational. The transfer operation of the transverse body 0 from the second crane (5) to the first crane (1) is performed by pressing the leftward movement button (A) of the operation switch 0η. Note that this transfer operation activates the limit switch (54), making it impossible to operate the second crane (5).

(II+) Operation when the transversal object (1) is in the first crane (1): As mentioned above, after the transversal object a2 is transferred into the first crane (1), both cranes (1) (5 ), first press the release button (59) of the operation switch (9).
Press. Then, the power cylinder G force rod (48)
By retracting, the connecting rod (44) retracts to the right (D) and the insertion lock state with the connecting hole □□□ is released, and at the same time, the power cylinder 0η is stopped by the limit switch (52). , both cranes (1) (The release of 5J is completed.

Next, the first crane (1) is moved forward or backward (cA) (B), and when the guide member - comes off the guide stand (c), both stoppers (c) ( c) is lowered to the lowered position. In this state,
The transversal body ai becomes operational within the first crane (1).

As mentioned above, the operation of the traversing body 0 wharf is possible only within the range where the trolley duct (a) and the current collecting trolley holder are connected in FIG. 7.

However, the operation for returning from state (iii) to state (1) may be performed by performing the same procedure in reverse as described above, and the details thereof will be omitted.

It should be noted that the present invention is of course not limited to the above-described embodiments, and is open to various design changes. For example, the present invention also includes a method in which the first crane (1) is fixed and does not move in the front and back (5) (B) directions. In addition, the traversal device a2
It is also possible to use a manual type such as a guarded trolley-coupled chain hoist. In addition, the electric circuits for the second crane (5) and the transverse body a2 can be changed as long as they have the same function. For example, the limit switch (5υ (52 (53)
(54) An indicator lamp linked to (55), etc. may be provided, or a configuration may be adopted in which each operation is indicated by a lamp. Therefore, the operating procedure can also be changed. It is also preferable that the structure for the lifting/opening operation of the first stopper (c) be the same structure as the second stopper (c).

As in the above embodiment, limit switches 6υ (5a (53) (54) (55
), and the operation of the second crane (5) and the transverse body 02 is controlled by the switch, which is extremely advantageous in terms of safety measures.

The present invention has the configuration as described in detail above, and has effectively achieved its intended purpose. In particular, the first and second cranes (1) (
5) are provided with first and second stoppers (c) and (a) for stopping the traversing body for 0 seconds so as to be able to rise and open, respectively, and the second stopper (c) (4) is lifted and opened by being guided up by the guide stand (to) of the first crane (1), and the first stopper (c) is raised and opened in conjunction with the second stopper (c). When the two cranes (1) (51) are connected in series, both the stoppers (c) (c) are raised and opened, so that the operation can be performed automatically. A connecting rod @4) is provided at the opposite end of the second crane (5) so as to be able to protrude and retract, and a connection for inserting the connecting rod 44) into the opposite end of the first crane (1). Hole 09) is drilled, and both cranes (1) (when 5 cranes are connected in series, the connecting rod) are inserted into the connecting hole (09).
49) to perform the positioning function of both cranes (1) and (5).
(510 There is no displacement in the front-rear direction, so the transfer operation of the transverse object can be performed extremely safely and smoothly.

[Brief explanation of drawings]

FIG. 1 is a front view of an embodiment according to the present invention, FIG. 2 is a front view showing the main parts thereof, and FIG. 3 is an illustration of the X--X in FIG. A cross-sectional view taken along the X-ray line, Fig. 4 is a plan view for explaining the transfer operation, and Fig. 5 is a plan view for explaining the transfer operation.
6 is a front view of the operating switch of the transverse body, and FIG. 7 is a plan view for explaining the action of the trolley duct and current collecting trolley. (1)...First crane, (5)...Second crane, 02...Transverse body, (c)...First crane <-1
(c)...Second stock holder, wire...guide member,
(G)...Guide stand, -)...Connecting rod, (A9)
... Connection hole, (5) ... Front direction, (B) ... Back direction.

Claims (1)

[Claims] / By connecting in series the first crane (1) and the second crane (5) which is movable relative to the first crane (1) in the CA) (B) direction, both the cranes (1) ) (In a device for transferring G transverse bodies between 51, first and second stoppers for stopping the transverse body 02 are installed at opposing ends of the first and second cranes (1) and (5). (24) (C) are arranged so that they can be raised and opened, and the second
The stopper (c) is raised and opened when its guide member is guided up by the guide stand (c) of the first crane (1), and the first stopper (c) is opened by the second stopper (c). In addition to raising and opening in conjunction with
A connecting rod (g) is provided at the opposite end of the second crane (5) so as to be able to protrude and retract, and the connecting rod (g) is inserted into the opposite end of the first crane (1). When both cranes (1) (5J) are connected in series, both stoppers c!4 (a) are lifted and opened to enable the transfer operation of the transverse body 13. A device for transferring a ceiling transverse object, characterized in that the connecting rod is inserted into the connecting hole to perform a positioning function for both the cranes (1) and (5).