JPH07102402B2 - Press device and plate straightening method using press device - Google Patents

Description

Description: TECHNICAL FIELD The present invention relates to a press device for pressing and correcting a plate deformed into an uneven shape, and a plate correction method using the press device.

(Prior Art) When an iron plate used as an underlay at a construction site or the like is used, the iron surface is deformed into an uneven shape.

In order to reuse this iron plate deformed into an uneven shape,
Conventionally, as shown in FIGS. 9 and 10, an uneven surface is pressed and corrected by a pressing device.

(Problems to be solved by the invention) Then, with respect to the spot-like unevenness-shaped deformation, the pressing member of the pressing device is moved by a remote switch to a gear above the portion of the iron plate deformed by the pressing member of the pressing device. Etc., and then press to correct it.

However, the movement of the pressing member of the conventional pressing device is
Since it is difficult to move manually through gears or the like, the work must be operated by a remote switch, and there is a problem that workability is poor.

The present invention provides a press device in which a spot correction member is provided slidably in the longitudinal direction of a pressing member and the spot correction member is easily moved by a hand or the like to improve the correction work against spot-like deformation. Is intended.

Further, in the conventional press machine, when correcting the part of the plate which is deformed into a convex shape, as shown in FIGS. 9 and 10,
Although it can be easily done, when correcting the part of the plate deformed into a concave shape, it cannot be done in the state shown in Fig. 11, and the heavy iron plate must be inverted and set to the desired position and then pressed. However, there was a problem that the workability was very poor.

The present invention provides a pressing device and a plate correcting method using the pressing device, which can press and correct not only the convexly deformed portion but also the concavely deformed portion without inverting the plate. Has an aim.

(Means for Solving the Problems) In order to achieve the above object, a pressing device of the present invention is a pressing device for pressing and correcting a plate deformed into an uneven shape, and a pressing member that moves up and down by a piston of a cylinder. A correction table provided on the bed and arranged at a position corresponding to the pressing member, and a spot correction member slidably provided in the longitudinal direction of the pressing member.

Further, the pressing device of the present invention is a pressing device for pressing and correcting a plate deformed into an uneven shape, and a first pressing member that moves up and down by a piston of a cylinder, and is located on both sides of the first pressing member. And a second pressing member and a third pressing member that move up and down by the piston of the cylinder,
A first pressing member control means for moving the second pressing member closer to or farther from the first pressing member to the bed side, and a third pressing member closer to the bed side than the first pressing member. Second pressing member control means for moving away from and away from the bed, a first straightening table provided on the bed, first straightening first control means for controlling the first straightening table to be retractable from the bed, and A second straightening table and a third straightening table located on both sides of the first straightening table, a second straightening table control means for controlling the second straightening table to be retracted into and out of the bed, and a third straightening table. It is provided with a third straightening table control means for controlling the straightening table so that it can freely move in and out of the bed.

Further, the plate straightening method by the pressing device of the present invention is a plate straightening method by a press device for pressing and straightening a plate deformed into an uneven shape, and a first pressing member that moves up and down by a piston of a cylinder, and the first pressing member. Located on both sides of the pressing member of the cylinder and moved up and down by the piston of the cylinder
Pressing member and third pressing member, a first straightening table provided so as to be retractable in the bed, and a second correction table provided so as to be retractable in the bed and located on both sides of the first correction table. And a third correction table, and in the case of a plate deformed into a convex shape, the first pressing member, the second correction table, and the third correction table.
In the case of a plate deformed into a concave shape by pressing the plate by a combination with the straightening table, the second pressing member, the third pressing member, and the first straightening table are combined. According to the combination, the plates are pressed and straightened.

(Operation) Since the press device configured as described above has the spot correction member slidably provided in the longitudinal direction of the pressing member, the spot correction member is corrected against irregular spot-like deformation. It can be easily moved above the part to be processed.

The pressing device includes a first pressing member that moves up and down by a piston of the cylinder, and a second pressing member and a third pressing member that are located on both sides of the first pressing member and that move up and down by the piston of the cylinder. A first pressing member control means for moving the second pressing member closer to or farther from the first pressing member to the bed side, and the third pressing member to the bed side than the first pressing member. Second pressing member control means for approaching or moving away from the bed, first straightening table provided on the bed, and first straightening table control means for controlling the first straightening table to be retractable from the bed. A second straightening table and a third straightening table located on both sides of the first straightening table
Straightening table, second straightening table control means for controlling the second straightening table so that it can appear in and out of the bed, and third straightening table control means for controlling the third straightening table in and out of the bed. Therefore, in the case of a plate deformed into a convex shape, it is deformed into a concave shape due to the combination of the first pressing member, the second correction base and the third correction base. In the case of a board,
By the combination of the second pressing member, the third pressing member, and the first correction table, without inverting the plate,
The plate can be pressed and straightened.

Embodiment An embodiment of the present invention will be described with reference to the drawings.

In FIG. 1 and FIG. 2, 1 is a column type press device for pressing and correcting an uneven plate, and the column type press device 1 connects a frame 2 and a bed 3 with column columns 4.

The frame 2 is provided with a hydraulic cylinder 5, and by the action of the hydraulic cylinder 5, the piston 6 moves up and down, and accordingly, the slide 7 moves up and down using the column support column 4 as a guide. , The third pressing member 7
By pressing down 1, 72, 73, a compressive force is applied to the plate 100, which is the workpiece between the bed 3 and the bed 3, to correct the deformation of the plate.

The slide 7 includes a first pressing member 71 and a second pressing member 7
2. A third pressing member 73 is provided, and the second pressing member 72 and the third pressing member 73 are located on both sides of the first pressing member 71 (see FIGS. 6 to 8). .

Further, the first pressing member 71 is provided with spot correction members 74, 74 slidably in the longitudinal direction of the first pressing member 71. When the spot correction member 74 is not used, as shown in FIG. In addition, the spot correction members 74 are arranged on the left and right of the first pressing member 71, respectively.

As shown in FIGS. 3 and 4, the spot correction member 74 is provided with a handle 75 and a bearing 76 so that it can be easily moved.

A first pressing member control means 8 for moving the second pressing member 72 closer to or further from the bed 3 than the first pressing member 71 is provided.

The first pressing member control means 8 includes, for example, a cylinder 83 arranged between a supporting member 81 provided on the side wall of the slide 7 and a supporting member 82 provided on the second pressing member 72, and a piston 84. By the action of the piston 84, control is performed to move the second pressing member 72 closer to or away from the bed 3 side than the first pressing member 71.

Similarly, on the third pressing member 73 side, although not shown, a cylinder and a piston arranged between the supporting member provided on the side wall of the sleeve 7 and the supporting member provided on the third pressing member 73 are provided. The third pressing member is provided by the action of this pistunt.
Second pressing member control means for moving the 73 closer to or away from the bed 3 side than the first pressing member 71 is provided.

The ones shown in FIGS. 6 and 7 are the second pressing members.
The state where 72 and the third pressing member 73 are closer to the bed 3 side than the first pressing member 71, and the state where they are farther away is as shown in FIG.

On the other hand, the bed 3 includes a first straightening table 9 and a second straightening table 1
0 and a third straightening table 11 are provided, and the second straightening table 10 and the third straightening table 11 are located on both sides of the first straightening table 9.

Reference numerals 12 and 12 are recesses for avoiding contact between the spot correction member 74 and the bed 3.

First straightening table 9, second straightening table 10 and third straightening table 11
Are controlled so that they can appear and disappear in the bed 3.

As means for controlling, the first straightening table 9 includes a first straightening table control means 91 (for example, a cam shown in the figure) and a second straightening table 10.
Is the second correction table control means 101 (for example, the cam shown in the figure), and the third correction table 11 is the third correction table control means 111.
(For example, the illustrated cam).

First straightening table control means 91, second straightening table control means 101,
The third correction table control means 111 includes the piston 14 of the cylinder 13.
The action takes place via links 15,16.

The first correction table 9 is arranged at a position corresponding to the first pressing member 71 (see FIGS. 6 and 7).

Therefore, the first correction base 9 and the spot correction members 74 provided on the left and right sides are used for the spot-like deformation of the uneven plate.

After moving the spot correction member 74 above the portion to be corrected, a compressive force is applied to the plate 100 between the spot forming member 74 and the first correction base 9 to correct the deformed portion of the plate. is there.

In addition, when correcting a plate portion where unevenness is mixed,
Pressing member 71, second pressing member 72, third pressing member 73,
The first straightening table 9, the second straightening table 10, and the third straightening table 11 can be used to straighten the plate without turning it over.

That is, in the case of a plate deformed into a concave shape, as shown in FIGS. 6 and 7, the plate is pressed by a combination of the second pressing member 72, the third pressing member 73 and the first correction table 9. And correct it.

That is, the first pressing member control means 8 and the second pressing member control means (not shown) move the second pressing member 72 and the third pressing member 73 to the bed 3 side from the first pressing member 71. The second straightening table is controlled by the first straightening table control means 91, the second straightening table control means 101, and the third straightening table control means 111 while approaching.
10, the second pressing member 7 in a state where the third correction table 11 is submerged from the bed 3 and the first correction table 9 is projected from the bed 3.
2. By moving the third pressing member 73 downward, a compressive force is applied to the plate to correct the plate deformation.

On the contrary, in the case of a plate deformed into a convex shape, as shown in FIG. 8, the plate is pressed by a combination of the first pressing member 71, the second correction table 10 and the third correction table 11. to correct.

That is, the first pressing member control means 8 and the second pressing member control means (not shown) move the second pressing member 72 and the third pressing member 73 to the bed 3 side from the first pressing member 71. The first straightening table 9 is moved away from the bed 3 by the first straightening table control means 91, the second straightening table control means 101, and the third straightening table control means 111, and the second straightening table 10, Third correction table
In a state where 11 is projected from the bed 3, the first pressing member 71
Is moved downward to apply a compressive force to the plate to correct the deformation of the plate.

In the present embodiment, the column-type press device 1 is described as the press device, but the present invention is not limited to this, and other press devices, for example, a cantilever type press device, etc. Can also be applied.

(Effects of the Invention) Since the present invention is configured as described above,
It has the effects described below.

The pressing device of the present invention is provided with a pressing member that moves up and down by a piston of a cylinder, a correction table provided on a bed at a position corresponding to the pressing member, and slidable in the longitudinal direction of the pressing member. Since the spot correction member is provided, it is possible to easily move the spot correction member above the portion to be corrected with respect to the irregular spot-like deformation, and the work efficiency can be improved.

The pressing device of the present invention includes a first pressing member that moves up and down by the piston of the cylinder, and a second pressing member and a third pressing member that are located on both sides of the first pressing member and that move up and down by the piston of the cylinder. And the second pressing member
First pressing member control means for moving the pressing member closer to or away from the bed side than the first pressing member, and moving the third pressing member closer to or farther from the bed side than the first pressing member. Second pressing member control means, a first straightening table provided on the bed, first straightening table control means for controlling the first straightening table to be retractable from the bed, and the first straightening table control means. A second straightening table and a third straightening table located on both sides of the straightening table, a second straightening table control means for controlling the second straightening table to be retracted into and out of the bed, and a third straightening table. Since the third correction table control means for controlling the bed to be retracted into and out of the bed is provided, in the case of a plate deformed into a convex shape, the first pressing member, the second correction table, and the third correction table.
In the case of a plate deformed into a concave shape by pressing the plate by a combination with the straightening table, the second pressing member, the third pressing member, and the first straightening table are combined. By the combination, the deformation of the plate can be corrected without inverting the plate.

Further, the straightening method by the pressing device of the present invention comprises a first pressing member which moves up and down by a piston of a cylinder, and a second pressing member which is located on both sides of the first pressing member and moves up and down by a piston of the cylinder. And a third pressing member, and a first correction table provided so as to be retractable from the bed,
A second straightening table and a third straightening table which are provided on the bed so as to be retractable and are located on both sides of the first straightening table;
In the case of a plate deformed into a convex shape, in the case of a plate deformed into a concave shape by pressing the plate by a combination of the first pressing member, the second correction base and the third correction base to correct the plate. Has
The second pressing member, the third pressing member, and the first
Since the plate is pressed and straightened by the combination of the straightening table, the deformation of the plate can be straightened without inverting the plate.

[Brief description of drawings]

FIG. 1 is a front view of the pressing device of the present invention, FIG. 2 is a perspective view of the essential parts of the pressing device of FIG. 1, and FIG. 3 is a spot correction member of the pressing device of the present invention. FIG. 4 is an enlarged front view of FIG. 4, FIG. 4 is a perspective view showing a usage state of the spot correction member of the press device of the present invention, and FIG. 5 is a first correction table and a second correction table. , FIG. 6 to FIG. 8 are views for explaining the appearance state of the third correction table, and FIGS.
It is a figure for demonstrating the press state by the press device of this invention, and FIGS. 9-11 is explanatory drawing which shows the use condition of the conventional press device. 3 ... bed, 8 ... first pressing member control means 9 ... first straightening table (straightening table), 10 ... second straightening table, 11 ... third straightening table 71 ... first Pressing member (pressing member) 72 ... second pressing member 73 ... third pressing member 91 ... first correction table control means 101 ... second correction table control means 111 ... third Straightening table control means

Claims (3)

[Claims] 1. A pressing device for pressing and correcting a plate deformed into an uneven shape, and a pressing member that moves up and down by a piston of a cylinder, and a correction table provided on a bed and arranged at a position corresponding to the pressing member. And a spot correction member slidably provided in the longitudinal direction of the pressing member. 2. A press device for pressing and straightening a plate deformed into an uneven shape, and a first pressing member which moves up and down by a piston of the cylinder, and a piston of the cylinder which is located on both sides of the first pressing member. A second pressing member and a third pressing member which move up and down by the first pressing member control means for moving the second pressing member closer to and further away from the bed side than the first pressing member; The second pressing member control means for moving the third pressing member closer to or farther from the first pressing member toward the bed, the first correction table provided on the bed, and the first correction table A first straightening table control means for controlling to appear and disappear in a bed,
A second straightening table and a third straightening table which are located on both sides of the first straightening table, second straightening table control means for controlling the second straightening table to be retractable from and into the bed, and And a third straightening table control means for controlling the straightening table to be retracted into and out of the bed. 3. A plate straightening method using a press device for pressing and straightening a plate deformed into an uneven shape, and a first pressing member which moves up and down by a piston of a cylinder, and which is located on both sides of the first pressing member. A second pressing member and a third pressing member that move up and down together with the piston of the cylinder, a first straightening table that is retractable in the bed, and a first straightening table that is retractable in the bed. In the case of a plate that is convexly deformed, the first pressing member, the second correction table, and the third correction table are provided on both sides of the second correction table and the third correction table. When the plate is pressed and straightened by a combination with a table and deformed into a concave shape, a combination of the second pressing member, the third pressing member and the first correction table is used. , A plate characterized by pressing and straightening the plate Plate correction method according to the scan apparatus.