JPS6054124B2 - Male and female devices - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION The present invention relates to male and female devices that are attached to a press machine to bend a workpiece such as a steel plate into a V shape.

Conventionally, the male and female presses used to perform V-shaped bending are so-called punch and die devices shaped to perform the V-shape bending.

It is not possible to perform various types of machining with different sizes and bending angles using just one set of punch and die equipment. After preparation, a suitable device is selected as needed and attached to the brace device for processing, but this process is time-consuming and extremely inconvenient. This invention was made in view of the above circumstances, and
Either or both of the T-shaped male mold and the mouth-shaped female mold are divided into two on a vertical plane, and the divided male mold and female mold can be brought close to and separated from each other. 1. The male type's approach/remote position and/or the female type's approach/remote position can be changed or determined in stages;
It is an object of the present invention to provide a pair of male and female devices capable of performing a wide variety of υ-shaped bending operations.

Embodiments of the present invention will be described in detail below based on the drawings.

The embodiments shown in Figures 1 to 3, that is, both male and female types are 2
To? A case will be described in which both the male and female types are movable.

1...This is a T-shaped male type, and in this embodiment, it is divided into two parts, a ] shape and a " shape, on the vertical plane in the Y direction.

2...Two rails that support the male and female molds 1 so as to be slidable in the direction of the arrow X shown in the figure.

3... Both ends are attached to the upper part of the bimale mold 1,
．． This is a known cylinder device that moves both male and female molds 1 toward and away from each other in the X direction.

4...Fixed to both ends of both rails 3, both male type 1
These are four dowel pins for determining the position of the farthest end of the

5...At the top of Rule 3, the direction perpendicular to the X direction (
These are two rails fixedly installed in the direction of arrow Y in the figure.

6... According to Rule 5, there are two moving bodies supported slidably in the Y direction.

7...These are two stoppers that are fixed to the lower part of the movable body 6, facing each other integrally, and arranged so as to be able to come into contact with both ends of the lower inner side of the bimale mold 1.

The contact points of each stopper 7 with the bimale type 1 (4 points in total)
is formed in the shape of a step (four steps in the example), and the dimensions of each step are symmetrical with respect to the vertical planes in the X direction and the Y direction. 8...Both rails 5
This is a known pantograph as shown in FIG. 1, which is connected between a member 5a fixedly installed across the center of the body and both movable bodies 6.

9...It is placed between one of the members 5b fixedly installed across both ends of both rails 5 and the movable body 6 that is closer to this, and is coupled with the action of the pantograph 8. This is a known cylinder device that moves both movable bodies 6 toward and away from each other symmetrically.

The cylinder device 9 has four steps corresponding to the four steps of the stopper 7.
It can be stopped at any position. The approaching and remote positions of the hermaphrodite mold 1 can be determined step by step by bringing the inside of the hermaphrodite mold 1 into contact with any one selected of the four steps of both stoppers 7.

The male device is configured as described above, for example, both members 5b
is attached to a punch holder of a known brace device (not shown).

10... This is the base of the female type device.

11...It is a female type with a mouth shape, and in this example, it is Y.
It is divided into two parts, an L-shape and an ``'' shape, on the vertical plane.

12...Two rails that support both female molds 11 so as to be slidable in the direction of the arrow X shown in the figure, and are fixedly installed on the base 10. 13...This is a known cylinder device whose both ends are connected to the lower portions of both female molds 11 and which moves both female molds 11 toward and away from each other in the x direction.

14...These are two knock pins fixed at the center of both rails 12 and used to determine the position of the closest end of both female dies 11.

15...These are two rails fixed to the base 10 in the direction of the arrow Y in the figure.

16...A second stopper supported by the rule 15 so as to be slidable in the Y direction and facing the upper outer ends of both female molds 11 so as to be able to come into contact therewith.

The contact points of the stopper 16 with both female molds 11 (four points in total) are shaped like steps (four steps in the example), and the dimensions of each step are symmetrical with respect to the vertical plane in the Y direction. is formed. 17 is a known cylinder device that slides the stopper 16 in the Y direction, and although details are not shown, it is connected between the stopper 16 and, for example, an extension of the base 10.

The cylinder device 17 can be stopped at four positions corresponding to the four steps of the stopper 16. Then both female type 11
The approaching and remote positions are the outside of both female molds 11 and the stopper 1.
It can be determined step by step by contacting with any one of the four steps of No. 6 selected.

The female type device is constructed as described above, and the base 10 is attached to the die holder of the press device (not shown).

Further, the operation of this embodiment will be explained.

When bending the workpiece W into a desired υ shape, first select and determine the approaching and remote positions of the male die 1 and the female die 11 according to the size and shape of the workpiece W, and then press the stoppers 7 and 7 corresponding to those positions. Any one of the 16 stairs is inside the hermaphrodite type 1,
What is necessary is just to operate so that it may contact the outside of both female molds 11, respectively.

That is, (a) for the male type device, the cylinder device 3 is extended to position both male types 1 at the farthest end, that is, at a position where both male types 1 come into contact with the knock pin 4.

At this time, the space width of the hermaphrodite mold 1 is larger than the maximum width of the stopper 7. Then, the cylinder device 9 is operated to move the moving body 6.
is slid and stopped at a position where the part of the staircase that the stopper 7 wants to contact can come into contact with the inside of the bimale mold 1. When the cylinder device 3 is then retracted, the step portion is brought into contact with the inside of the both male and female molds 1, and the both male and female molds 1 are determined to be at the desired approach/remote position. (b) For female type devices, the cylinder device 13 is contracted and both female types 11 are placed at the closest end, that is, both female types 11 are connected to the knock pin 14.
position so that it touches the

At this time, both female molds 11 are at the closest end so that their outer sides do not interfere with any of the steps regardless of the sliding movement of the stopper 16. Then, the cylinder device 17 is operated to slide the stopper 16, and the stopper 16 is stopped at a position where the part of the staircase that the stopper 16 wants to contact can come into contact with the outside of both female molds 11. When the cylinder device 13 is then extended, the step portion will come into contact with the outside of both female molds 11, and both female molds 11 will be determined to the desired close/remote position. Then, by pressing with this device, the workpiece W
is bent into the desired shape as shown in Figure 3.

Next, the embodiment shown in FIG. 4 will be explained.

In this embodiment, in a male type device, the male type 1a is divided into two on a vertical plane, and both male types 1a are configured to be movable. The mold 1a is constructed so as to be able to approach and move away from the male mold 1a, and a first stopper 7a is disposed inside the male and female molds 1a, so that the approaching and remote positions of the male and female molds 1a can be determined step by step.

However, in this case, at the contact points between the hermaphrodite mold 1a and the stopper 7a (4 locations in total), the stopper 7a is not modified, and the inside of the hermaphrodite mold 1a is shaped like a step (four steps in the figure). The dimensions of each stage are symmetrical. The other configurations are the same as those for the male type described in FIGS. 1 to 3, and the explanation thereof will be omitted. Next, the embodiment shown in FIG. 5 will be explained.

In this embodiment, in a female type device, the female mold 11a is divided into two parts in a vertical plane, similar to the female type device described above with reference to FIGS. 1 to 3.
Both female molds 11a are configured to be movable, and both female molds 1
1a can be approached and remote, and furthermore, both female molds 11a
A second stopper 16a is arranged on the outside of the female mold 11a, so that the approaching and remote positions of both female molds 11a can be determined step by step.

However, in this case, at the contact points between both female molds 11a and stopper 16a (total of 4 places), the stopper 16a is not modified, and the outside of both female molds 11a is shaped like a step (4 steps in the figure). , and the dimensions of each stage are formed symmetrically with respect to the vertical plane in the Y direction. The other configurations are the same as the female type device explained in FIGS. 1 to 3, and the explanation thereof will be omitted. Next, the embodiment shown in FIG. 6 will be explained.

In this embodiment, in a male type device, the male type 1b is divided into two on a vertical plane, one of the divided male types 1b is fixed to the rail 2b, and the other is configured to be movable. 1b
is configured such that it can be approached remotely by the cylinder device 3b,
Further, a first stopper 7b is disposed inside the both male molds 1b, so that the approaching and remote positions of the both male molds 1b can be determined step by step.

However, in this case, the two-male mold 1b and the stopper 7b do not have any work done on the two-male mold 1b at their contact points, and the stopper 7b
Only the contact portion of b with the male mold 1b on the movable side is formed in a step shape (three steps in the figure), and the dimensions of each step are symmetrical with respect to the vertical plane in the x direction. ing. The rest of the structure is the same as that of the male type device explained in FIGS. 1 to 3, and a detailed description thereof will be omitted. In this embodiment, the stopper 7b is not modified, but the contact portion of the movable side male mold 1b with the stopper 7b is formed in a step-like manner and symmetrically with respect to the vertical plane in the X direction. It is clear from the embodiment of FIG. 4 that this may also be possible. Next, the embodiment shown in FIG. 7 will be explained.

In this embodiment, in a female-type device, the female mold 11b is divided into two on a vertical plane, one of the divided female molds 11b is fixed to the rail 12b, and the other is configured to be movable. The mold 11b is configured to be approachable and remote by a cylinder device 13b, and a second stopper 16b is disposed only on the outside of the female mold 11b on the movable side, so that the approaching and remote positions of both the female molds 11b can be adjusted in stages. This makes it possible to determine.

However, in this case, the female molds 11b and the stopper 16b are not modified at their abutting locations, and the stopper 16b is formed in a step-like shape (four steps in the figure). The rest of the structure is the same as the female type device explained in FIGS. 1 to 3, and the explanation thereof will be omitted. It is clear from the embodiment shown in FIG. 5 that in this embodiment, the stopper 16b may not be modified, and the contact portion of the movable female die 11b with the stopper 16b may be formed into a stepped shape. It is. Furthermore, the various male devices and various female devices explained in the above embodiments and embodiments can be arbitrarily combined in addition to the embodiments shown in FIGS. 1 to 3 to create male and female devices. The device may also be composed of an undivided female mold and the first and fourth parts.
Alternatively, a male and female device may be constructed by combining a male device as shown in Figure 6, or a male device that is not divided and a female device as shown in Figures 2, 5, or 7. It is clear that male and female devices may be constructed in combination.

Furthermore, the workpiece W can be processed not only into a symmetrical shape, but also into an asymmetrical shape, for example, into a rectangular shape. Since this invention is as explained above, it is possible to bend the workpiece W into many types of ▼ shapes with one set of male and female devices, and it is possible to bend the work W into many types of ▼ shapes. There is no need to prepare a punch and die device, and the trouble of frequently attaching and detaching the punch and die device to the press device can be saved.

[Brief explanation of the drawing]

Figures 1 to 3 show an embodiment of the present invention, with Figure 1 being a partially cutaway slope view of a male type device, Figure 2 being a partially cutaway slope view of a female type device, and Figure 3 being a workpiece. FIG. 3 is an explanatory front view showing a state of bending. FIG. 4 is a partially detailed perspective view showing an embodiment of the male device, FIG. 5 is a partially detailed perspective view showing an embodiment of the female device, and FIG. 6 is an alternative view of the male device. FIG. 7 is a partially detailed plan view showing another embodiment of the female device. In the figure, 1, 1a, 1b...
... T-shaped male type, 7, 7a, 7b... First stopper, 11, 11a, 11b... Mouth-shaped female type, 16
, 16a, 16b...second stoppers.

Claims (1)

[Scope of Claims] 1. Either or both of a T-shaped male mold and a ■-shaped female mold, which are attached to a press machine to perform a ■-shaped bending process, are divided into two on a vertical plane, and the male The mold and female mold are formed into an L-shape, and the divided male mold and female mold are supported on a rail so that they can be approached and distanced freely, and a first stopper is placed inside the divided male mold, and the divided male mold and the female mold are supported on a rail. A second stopper is provided on the outside of the divided female mold so that it can be moved in and out, so that the approaching and remote positions of the divided male mold and female mold can be determined,
Moreover, one of the contact surfaces between the divided male mold and the first stopper and the contact surface between the divided female mold and the second stopper are formed in a stepped shape. Male and female devices. 2. Claim 1 in which one of the divided male molds is fixed and the other is movable, so that both male molds can be approached remotely.
Male and female devices as described in Section. 3. The device for male and female molds according to claim 1, in which both of the divided male molds are configured to be movable so that both male molds can be brought close to each other and remotely. 4. Claim 1, in which one of the divided female molds is fixed and the other is movable, so that both female molds can be approached remotely.
Male and female devices as described in Section. 5. The device for male and female molds according to claim 1, in which both of the divided female molds are configured to be movable so that both female molds can be approached and remoted. 6. Claim 1, wherein the first stopper is formed in a stepped shape at a contact point between the movable male mold and the first stopper, so that the approaching and remote positions of the male mold can be determined in stages.
, male and female devices according to item 2 or 3. 7. Claims 1 and 2, wherein the male mold is formed into a step-like shape at the contact point between the male mold on the movable side and the first stopper, so that the approaching and remote positions of the male mold can be determined step by step. or the male and female devices described in item 3. 8. Claim 1, wherein the second stopper is formed in a stepped shape at a contact point between the female mold on the movable side and the second stopper, so that the approaching and remote positions of the female mold can be determined in stages.
, male and female devices according to item 4 or 5. 9. Claims 1 and 4, wherein the female mold is formed in a stepped shape at the contact point between the female mold on the movable side and the second stopper, so that the approaching and remote positions of the female mold can be determined in stages. or the male and female devices described in item 5.