KR102309518B1 - Automatic mole change apparatus for gantry type former - Google Patents

Abstract

The present invention relates to an automatic mold exchange apparatus for a gantry-type former, wherein a structure for picking a dice mold and a punch mold is enabled to be hidden or withdrawn to prevent an accident from occurring and provide a clean outer appearance. The automatic mold exchange apparatus for a gantry-type former is an automatic mold exchange apparatus for a gantry-type former which allows a transfer member for transferring a dice mold and a punch mold to pick at least one of the dice molds and the punch mold and then transfer the same to a collection member disposed to be spaced apart at predetermined intervals from the transfer member. In addition, the automatic mold exchange apparatus for a gantry-type former comprises: a gantry disposed on the transfer member and the collection member; a pickup unit installed on the gantry to pick up a mold located at the transfer member to the collection member while reciprocating vertically or horizontally; and a hiding unit for hiding the collection member and the pickup unit.

Description

Automatic mole change apparatus for gantry type former

The present invention relates to a gantry-type former automatic mold changing device, and more particularly, a gantry-type former that can hide or withdraw a configuration for picking up a die mold and a punch mold to prevent a safety accident and keep the appearance clean. It relates to an automatic mold changer.

In general, a former is a type of forging machine that automatically forms various parts such as wire rods, bushings, single pipes, bolts, nuts, pins, etc., widely used in various industrial fields by cold forging method.

Looking at the automatic molding process of parts using the former, the material is supplied to a cutting unit and cut to a predetermined length, and the cut base material is press-molded in an automatic molding unit equipped with a die mold and a punch mold in stages to obtain a desired shape. They are typically configured to be molded into parts.

A plurality of dies are mounted on the die mold to plastically process the supplied base material step by step, and the supplied base material is manufactured to a standard desired by the user while passing through each die.

At this time, a transfer mold is provided for sequentially moving the supplied base material to other neighboring dies.

In this way, when the former is used, the process of transferring the material, the process of cutting the material to a certain length, and the process of molding the cut material are sequentially performed at once, so it is possible to mass-produce various parts. There is this.

At this time, it is necessary to replace the die mold, the punch mold, and the transfer mold depending on the type of product to be manufactured. The molds are very large in size and heavy in weight, so it is difficult to replace each mold.

There are cases in which a separate crane is mounted to more easily replace each of the above-mentioned molds. In this way, when a crane is additionally mounted on the former, the overall size of the former becomes larger and the manufacturing cost of the former increases. .

At this time, since the crane for lifting or lowering the mold of the former is installed higher than the housing of the poker, there is also a problem that a space for installing the former is required very large.

Laid-Open Patent Publication No. 10-2011-0115843

The present invention has been devised to solve the problems of the prior art, and it is possible to hide or withdraw the configuration for picking up the die mold and the punch mold to prevent safety accidents and make the appearance of the gantry type former automatic. An object of the present invention is to provide a mold changer.

The present invention is a gantry type former automatic mold exchange in which at least one of a die mold and a punch mold is picked from a transfer member for transferring a die mold and a punch mold, and then transferred to a collecting member disposed to be spaced apart from the transfer member by a predetermined distance An apparatus comprising: a gantry disposed on the transfer member and the collecting member; a pickup unit installed on the gantry and reciprocating in a horizontal or vertical direction to pick up the mold located on the transfer member to the collecting member; and a concealing unit for concealing the collecting member and the pickup unit.

The pickup unit may include: a first pickup unit reciprocating upwards of the transfer member and the collecting member along the gantry to pick up the die mold; and a second pickup unit reciprocating upwards of the conveying member and the collecting member along the gantry and picking up the punch mold.

In addition, the concealment unit, the collecting member is accommodated therein, the surface and the upper surface facing the transfer member, the first and second entrances and exits through which the pickup unit is formed, respectively; and a door part for opening or closing the first entrance.

And, further comprising a reinforcing support for supporting the bottom surface of the collecting member,

The reinforcing support unit may include: a housing having an open upper surface and an empty space therein; a cover part sealing the upper surface opening of the housing and supporting the bottom surface of the collecting member; a frame part supporting the bottom surface of the cover part in the inner space of the housing, and having an open top and bottom surface; and a plurality of reinforcing bars arranged to cross each other in the longitudinal and transverse directions in the inner space of the frame part.

In addition, the absorber supporting the bottom surface of the housing and formed in a hemispherical shape so as to be buffered while being compressed to a certain level by the load transmitted from the die mold or the punch mold; a seating plate that supports the bottom surface of the absorption unit and is seated on the ground; a mounting ring mounted on a circumferential surface of the absorption unit, the upper and lower surfaces of which are spaced apart from the housing and the seating plate; The first branch is disposed to be spaced apart from each other on the upper surface of the mounting ring, supports the lower surface of the housing, and is compressed to a certain level by the load transmitted from the die or punch mold, and is formed in a sawtooth shape to cushion the load. ; and a sawtooth wave shape so as to be spaced apart from each other on the bottom surface of the mounting ring and compressed to a certain level by vibration or load transmitted from the mounting ring while the bottom surface is seated on the top surface of the seating plate to cushion the load. and a second branch formed thereon.

And, the case is interposed spaced apart from each other in the space between the housing and the seating plate, formed in a box shape with an entrance on one side and a receiving space formed therein, and a receiving groove on the upper surface of the case; a coil spring fixed to the bottom surface of the receiving groove, a portion protruding upward from the case to support the bottom surface of the housing; a sliding part which is introduced into the accommodation space through the entrance and has a support block having a predetermined height on one surface thereof; And it is fixed to the upper surface of the support block, when the sliding part is drawn in from the receiving space to maintain a compressed state between the support block and the ceiling surface of the case, the sliding part is drawn out from the receiving space, the seating plate It further includes; when seated on the upper surface of the elastic support portion expands by its own elastic force to support the upper surface of the lower surface of the housing.

The gantry type former automatic mold changer according to the present invention has the effect of preventing the occurrence of a safety accident and making the appearance neat by hiding or withdrawing the configuration for picking up the die mold and the punch mold.

1 is a perspective view showing a gantry type former automatic mold changer according to an embodiment of the present invention.
2 is a perspective view illustrating a state in which a pickup unit applied to a gantry type former automatic mold changer according to an embodiment of the present invention is hidden in a hidden unit;
Figure 3 is an enlarged perspective view showing the coupling state of the gantry and the pickup unit applied to the gantry-type former automatic mold changer according to an embodiment of the present invention.
4 is a side view showing a coupling state of the gantry and the pickup unit applied to the gantry-type former automatic mold changer according to an embodiment of the present invention.
5 is a perspective view showing the configuration of a pickup unit applied to a gantry type former automatic mold changer according to an embodiment of the present invention.
6 is a plan view showing the operation of the hidden part applied to the gantry type former automatic mold changer according to an embodiment of the present invention.
7 is a view showing an example in which a reinforcement support part, an absorption part, a branch part, a case, a coil spring, a sliding part, and an elastic support part are applied to the gantry type former automatic mold changer according to an embodiment of the present invention; .
8 is an exploded perspective view illustrating a reinforcement support applied to a gantry type former automatic mold changer according to an embodiment of the present invention.
9 is an exploded perspective view illustrating a case, a coil spring, a sliding part, and an elastic support part applied to a gantry-type former automatic mold changer according to an embodiment of the present invention.

Advantages and features of the present invention and methods of achieving them will become apparent with reference to the embodiments described below in detail in conjunction with the accompanying drawings.

However, the present invention is not limited to the embodiments disclosed below, but may be implemented in various different forms, and only these embodiments allow the disclosure of the present invention to be complete, and common knowledge in the art to which the present invention pertains It is provided to fully inform those who have the scope of the invention, and the present invention is only defined by the scope of the claims. Like reference numerals refer to like elements throughout.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings so that those of ordinary skill in the art can easily carry out the present invention. However, the present invention may be embodied in many different forms and is not limited to the embodiments described herein. Throughout the specification, like reference numerals are assigned to similar parts.

1 is a perspective view showing a gantry-type former automatic mold changer according to an embodiment of the present invention, and FIG. 2 is a pickup unit applied to the gantry-type former automatic mold changer according to an embodiment of the present invention. 3 is an enlarged perspective view showing the coupling state of the gantry and the pickup unit applied to the gantry-type former automatic mold changer according to an embodiment of the present invention, and FIG. 4 is an embodiment of the present invention. A side view showing the coupling state of the gantry and the pickup part applied to the gantry-type former automatic mold changing device according to 6 is a plan view showing the operation of the hidden part applied to the gantry type former automatic mold changer according to an embodiment of the present invention.

In the gantry type former automatic mold changing device 1 according to an embodiment of the present invention, the die mold 2 and the punch mold 3 in the transfer member 4 for transferring the die mold 2 and the punch mold 3 ), after picking at least any one or more of the product, is transferred to the collecting member (5) arranged to be spaced apart from the transfer member (4) by a predetermined distance.

To this end, the gantry-type former automatic mold changer 1 according to an embodiment of the present invention may include a gantry 10 , and at least one of a pickup unit 20 and a hidden unit 30 .

At this time, in general, in order to plastically process the supplied base material continuously, the former strikes the die mold 2 into which the base material is inserted and the base material inserted into the die mold 2 to convert the base material into the shape of the die mold 2 . It includes a punch mold (3) to process.

In addition, a plurality of molds are continuously provided in the die mold 2 so that the base material can be plastically processed sequentially over several steps, and a transfer mold for sequentially transferring the supplied base material to each mold is provided.

Accordingly, the base material supplied from the outside is processed into the desired shape by the user while sequentially passing through each mold frame of the die mold 2 . The die mold 2, the punch mold 3, and the transfer mold as described above are commercialized in the conventional former, and detailed descriptions of the internal structure and operation principle of each mold will be omitted.

At this time, the former has to replace the die mold 2, the punch mold 3, and the transfer mold depending on the type of product to be manufactured. .

Therefore, when replacing the molds as described above, a process of mounting the molds mounted on the former to the transfer member 4 using a crane or the like, and mounting the molds newly provided by the transfer member 4 to the former is required. However, since the crane has a very large height and width compared to the former, in the case of using a crane, not only a very high and wide installation space is required, but also the specifications of the devices for replacing the mold become very large, and accordingly, the installation cost of the device is very high. There are problems such as rising.

The gantry type former automatic mold changer 1 according to an embodiment of the present invention replaces the aforementioned die mold 2, punch mold 3, and transfer mold with mechanical power, but if you want to replace the molds, As shown in FIG. 1 , the pickup unit 20 is drawn out of the hidden unit 30 to pick up and transport the molds, and as shown in FIG. 2 , the pickup unit 20 does not require replacement of the mold. The biggest feature in the configuration is that the appearance is kept clean by maintaining the hidden state in the hidden part 30 .

Next, the components included in the gantry type former automatic mold changer 1 according to an embodiment of the present invention will be described in detail.

First, the gantry 10 may include a post 11 and a girder 12 .

The post 11 is composed of two pairs. One post 11 is disposed on one side of the transfer member (4), the other post 11 is disposed on one side of the collecting member (5).

The transfer member 4 transfers a plurality of die molds 2, punch molds 3, and transfer molds in the direction of the pickup unit 20, and a known conveyor belt or other various transfer devices may be applied.

Since the transfer member 4 is also used in the conventional former, a detailed description of the specific operating principle will be omitted.

Both sides of the girder 12 are fixed to the posts 11, respectively, and are spaced apart from the ground by a predetermined distance.

The girder 12 may be formed of a special steel or steel material so as not to be deformed by the load of the very heavy die mold 2 and the punch mold 3 and the transfer mold.

Guide bars 121 for guiding the horizontal movement of the pickup unit 20, which will be described later, are formed on the upper surface and both sides of the girder 12 in the longitudinal direction.

The figure shows an example in which two guide bars 121 are formed at regular intervals on the upper surface, front and rear surfaces of the girder 12, respectively.

The former is configured to pick up the die mold 2 and the punch mold 3 located on the transfer member 4 by the collecting member 5 while reciprocating in the horizontal or vertical direction in the gantry 10 .

To this end, the pickup unit 20 may include a moving block 21 , a lifting plate 22 , and a first pickup unit 23 and a second pickup unit 24 .

The moving block 21 is composed of two pairs and is respectively disposed on the front and rear sides of the girder 12 .

The moving block 21 is formed in an approximately 'L'-shaped cross-sectional shape.

A sliding part 211 moving along the guide bar 121 formed on the upper surface and the front surface of the girder 12 is formed on the ceiling surface and the inner surface of any one moving block 21, respectively, and the other moving block ( 21) on the ceiling surface and the inner surface of the girder 12, the sliding portion 211 that moves in the horizontal direction along the girder 12 in a state wrapped around the guide bar 121 formed on the upper surface and the rear surface of the girder 12 is formed, respectively.

A motor 25 is mounted on each of the moving blocks 21 , and a pinion gear (not shown) is mounted on the motor 25 , respectively.

And, the front and rear of the girder 12 is provided with a rack bar (not shown) meshed under the pinion gear.

The motor 25 may be formed of an AC motor or a DC motor in which the rotating shaft rotates in a forward or reverse direction.

The pinion gear is rotated in the forward or reverse direction by the power of the motor 25 and the transfer member 4 located on the right side of the girder 12 or the collecting member 5 located on the left side of the girder 12, the first pickup unit (23) and the second pickup unit 24 are transferred.

And, the lifting plate 22 is coupled to one side of the moving block 21 so as to be liftable.

In one example, the pair of moving blocks 21, one side of the rotating rod 27 having a spiral formed on the outer periphery are respectively arranged in the vertical direction, the lifting plate 22 is mounted on the outer periphery of the rotating rod (27) A sphere (not shown) may be formed.

A spiral fastened to the spiral of the rotating rod 27 may be formed on the inner periphery of the mounting tool. In addition, a plurality of LM guide bars 121 (not shown) spaced apart from each other at regular intervals may be formed in the moving block 21 in a vertical direction. In addition, a sliding portion (not shown) that is lifted along the LM guide bar 121 in a state wrapped around the LM guide bar 121 may be formed on the lifting plate 22 . In addition, the gear 271 exposed downward of the moving block 21 and the lifting plate 22 may be formed on the lower side of the rotating rod 27 .

The gear 271 is meshed with the gear 261 coupled to the motor 26 . Accordingly, as the gears 261,271 rotate by the forward or reverse rotation of the motor 26, the lifting plate is raised or lowered.

Accordingly, the mounting tool may be lifted along the rotary rod 27 , and the slide may be lifted along the LM guide bar 121 .

The first pickup unit 23 is coupled to the lifting plate 22 located on the front side of the girder 12 .

The first pickup unit 23 is composed of two pairs and is coupled to the left and right sides of the lifting plate 22 , respectively.

The interval between the first pickup units 23 corresponds to the interval between a pair of circular gripping protrusions (not shown) arranged to be spaced apart from each other on the upper surface of the die mold 2 .

Tongs (not shown) for gripping the gripping protrusions of the die mold 2 may be formed inside the lower side of the first pickup unit 23 .

The second pickup unit 24 is coupled to the lifting plate 22 located on the rear surface of the girder 12 .

The second pick-up unit 24 is composed of two pairs and is respectively coupled to the left and right sides of the lifting plate 22 .

The interval between the second pickup units 24 corresponds to the interval between a pair of circular gripping protrusions (not shown) disposed to be spaced apart from each other on the upper surface of the punch mold 3 .

Tongs (not shown) for gripping the gripping protrusions of the die mold 2 may be formed inside the lower side of the second pickup unit 24 .

The operation of the pickup unit 20 described above will be described as follows.

First, the pinion gear is moved along the rack bar (not shown) by the operation of the above-described motor 25 . Accordingly, the moving block 21 and the lifting plate 22 and the first and second pick-up units 23 and 24 are jointly moved toward the transfer member 4 or the collecting member 5 .

And, when the moving block 21, the lifting plate 22, and the first and second pick-up units 23 and 24 are positioned on the transfer member 4, the lifting plate 22 and the second plate 22 by the operation of the motor 26 1, 2, the pick-up parts 23 and 24 are lowered, the first pick-up part 23 grips the gripping protrusion of the die mold 2 through tongs, and the second pick-up part 24 holds the punch mold through the tongs. Hold the gripping projection of (3).

Thereafter, the lifting plate 22 and the first and second pickup units 23 and 24 are raised by the operation of the motor 26, and the pinion gear moves along the rack bar by the operation of the motor 25, The steel plate 22 and the first and second pick-up units 23 and 24 are moved to the collecting member 5 .

Thereafter, the lifting plate 22 and the first and second pick-up units 23 and 24 are lowered by the operation of the motor 26 , and the die mold 2 and the punch mold 3 are formed on the upper surface of the collecting member 5 . is seated, and the tongs of the first and second pick-up units 23 and 24 place the gripping projections of the die mold 2 and the punch mold 3, respectively.

Thereafter, the lifting plate 22 and the first and second pickup units 23 and 24 are raised by the operation of the motor 26 again, and the pinion gear moves along the rack bar by the operation of the motor 25, The lifting plate 22 and the first and second pick-up units 23 and 24 move to the transfer member 4 to move the new die mold 2 and the punch mold 3 to the collection member 5 .

At this time, an example has been described in which the motors 25 and 26 located on the front side of the girder 12 and the motors 25 and 26 located on the rear side of the girder 12 are simultaneously driven at the same time, but in the present invention, the motor 25 , 26) can optionally be programmed to be driven simultaneously or individually.

Accordingly, it is possible to move only the die mold 2 from the transfer member 4 to the collecting member 5 or only the punch mold 3 to the collecting member 5 .

In another example, the lifting plate 22 may be raised and lowered by a pneumatic cylinder installed in the moving block 21 .

On the other hand, the concealment unit 30 is configured to hide the collecting member 5 and the pickup unit 20 .

To this end, the hiding part 30 may include a shielding part 31 and a door part 32 .

The shielding part 31 is formed in a substantially 'C' shape in cross-sectional shape when viewed from a plane.

That is, an empty space in which the collecting member 5 is accommodated is formed inside the shielding part 31 , and the first entrance 31a through which the pickup part 20 enters and exits is formed on the front and upper surfaces facing the transfer member 4 . And a second entrance (31b) is formed, respectively.

The door part 32 is configured to open or close the first entrance 31a.

For example, the door part 32 may be coupled to one side of the shielding part 31 through a hinge and may be manually controlled by an operator.

As another example, the door part 32 may automatically open and close the first doorway 31a by the power of the driving source.

To this end, the gantry type former automatic mold changer 1 according to an embodiment of the present invention may include a rack bar 33 , a pinion gear 34 , and a motor 35 .

The rack bar 33 is coupled to the lower end of the front surface of the shielding part 31 , and has a shape that crosses the width of the first doorway 31a.

The pinion gear 34 is meshed with the rack bar 33 , and the motor 35 rotates the pinion gear 34 in the forward or reverse direction while being coupled to the door part 32 .

Although not shown in the drawings, the operation of the motor 35 may be controlled through a remote controller.

The remote control may be provided with an open button for rotating the motor shaft of the motor 35 in a forward direction, a closing button for rotating in the reverse direction, and an on/off button for supplying or blocking power to the motor 35 , respectively.

That is, when the open button is pressed while the door part 32 is covering the first doorway 31a from the front side of the shielding part 31, the pinion gear 34 is rotated and moved along the rack bar 33 to cover it. The part 31 is separated from the first doorway 31a, and when the closing button is pressed in this state, the pinion gear 34 moves along the rack bar 33 by rotation, so that the shielding part 31 moves to the first doorway ( 31a) will be covered.

Therefore, when the molds are to be replaced, the first doorway 31a is opened with the door part 32 so that the pickup unit 20 can pick up and transport the molds, and when the mold replacement is completed, FIG. 2 As shown in Fig., if the pickup unit 20 is positioned in the inner space of the shielding unit 31 and then the first doorway 31a is closed with the door unit 32, the appearance can be made neat.

Furthermore, when the replacement of the mold is completed and the pick-up unit 20 is positioned inside the shielding unit 31, a safety accident such as an operator collides with the pick-up unit 20 or the collecting member 5 and is injured occurs. can be prevented from becoming

Although not shown in the drawings, a plurality of rollers 321 that roll along the ground may be installed at regular intervals on the lower surface of the door unit 32 .

In addition, a block-shaped guide rail (not shown) is formed on the front surface of the shielding part 31 , and a slide bar (not shown) that slides while being wrapped in the guide rail may be formed on the door part 32 .

Next, with reference to FIGS. 7 to 9 , the reinforcement support part 40 , the absorption part 50 , and the seating plate 60 applied to the gantry type former automatic mold changer 1 according to an embodiment of the present invention. And, the mounting ring 70 , the first branch part 80 , the second branch part 90 , the case 100 , the coil spring 110 , the sliding part 120 , and the elastic support part 130 . ) is explained.

7 is a view showing an example in which a reinforcement support part, an absorption part, a branch part, a case, a coil spring, a sliding part, and an elastic support part are applied to the gantry type former automatic mold changing device according to an embodiment of the present invention; 8 is an exploded perspective view showing the reinforcement support applied to the gantry-type former automatic mold changer according to an embodiment of the present invention, and FIG. 9 is a gantry-type former automatic mold changer according to an embodiment of the present invention. It is an exploded perspective view showing an applied case, a coil spring, a sliding part, and an elastic support part.

The reinforcing support unit 40 is configured to support while distributing the load transmitted from the collecting member 5 .

To this end, the reinforcing support portion 40 may include a housing 41 , a cover portion 43 , a frame portion 43 , and reinforcing bars 44a and 44b .

The housing 41 is formed in a rectangular box shape with an open upper surface and an empty space therein.

The cover part 43 is formed in a substantially square plate shape to seal the upper surface opening of the housing 41 , and supports the support block 5a disposed on the lower side of the collecting member 5 .

The frame part 43 supports the bottom surface of the cover part 43 in the inner space of the housing 41 .

The frame portion 43 may be formed in the shape of a square box with an open top and bottom surfaces.

Reinforcing bars 44a and 44b are applied in plurality and arranged to cross each other in the longitudinal and transverse directions in the inner space of the frame portion 43 to form a lattice shape.

The reinforcing bars 44a and 44b distribute and support the load transmitted from the collecting member 5 , the die mold 2 , and the punch mold 3 .

Structural stability of the collecting member 5 can be secured through the reinforcing support 40 .

On the other hand, the absorption part 50 is applied in plurality to support the bottom surface of the housing 41 in a state spaced apart from each other.

The absorption part 50 is formed in a hemispherical shape and is made of a synthetic resin or metal material having a certain level of elasticity.

Therefore, the absorption part 50 elastically supports the collection member 5 while being compressed to a certain level by the load transmitted from the collection member 5, the die mold 2, and the punch mold 3, and the load is reduced. By buffering, the structural stability of the collecting member 5 is ensured.

The seating plate 60 is seated on the ground and supports the bottom surface of the absorption part 50 .

The seating plate 60 may be formed in a rectangular plate shape.

The seating plate 60 is rigid and not deformed or damaged by the load transmitted from the collecting member 5, the die mold 2, and the punch mold 3 while stably supporting the absorption parts 50 and 90. It may be formed of a durable metal or stainless steel material.

The mounting ring 70 is mounted on the circumferential surface of the absorption part 50 .

The mounting ring 70 has an upper surface and a lower surface spaced apart from the housing 41 and the seating plate 60, respectively.

The mounting ring 70 descends when the absorbent part 50 is compressed, and rises when it expands.

A plurality of first branch portions 80 are applied and disposed on the upper surface of the mounting ring 70 to be spaced apart from each other. The upper surface of the first branch portion 80 is coupled to the lower surface of the housing 41 through welding or adhesive.

The first branch portion 80 may be formed of a synthetic resin or metal material having a certain level of elasticity, and may be formed in a sawtooth shape to be elastically compressed or expanded.

A plurality of second branch portions 90 are applied to the bottom surface of the mounting ring 70 so as to be spaced apart from each other. The lower surface of the second branch portion 90 is coupled to the upper surface of the seating plate 60 through welding or an adhesive.

The second branch portion 90 may be formed of a synthetic resin or metal material having a certain level of elasticity, and may be formed in a sawtooth shape to be elastically compressed or expanded.

The first branch portion 80 and the second branch portion 90 elastically support the collection member 5 while being compressed to a certain level by the load transmitted from the die mold 2 and the punch mold 3 . That is, the first branch part 80 and the second branch part 90 absorb and reduce vibration energy generated by the die mold 2 and the punch mold 3 seated on the collecting member 5 to thereby reduce the collecting member. It ensures the structural stability of (5).

Furthermore, since the first branch part 80 and the second branch part 90 are applied in plurality and evenly distributed on the upper and lower surfaces of the mounting ring 70, the vibration energy, load, or external force is divided to reduce or relieve the vibration energy, load, or external force. do.

In addition, vibration energy or load transmitted to the seating plate 60 through the absorbing part 50 , the first branch part 80 , and the second branch part 90 may be further reduced.

On the other hand, the case 100 , the coil spring 110 , the sliding part 120 and the elastic support part 130 include the above-described absorption part 50 , the mounting ring 70 , and the first branch part 80 . And it is applied to the spaced apart space between the housing 41 and the seating plate 60 together with the second branch (90). In this case, the case 100, the coil spring 110, the sliding part 120, and the elastic support part 130 include the absorption part 50, the mounting ring 70, the first branch part 80 and It is disposed to be spaced apart from the second branch portion 90 by a predetermined distance.

The case 100 is applied in plurality and is interposed in a space between the housing 41 and the seating plate 60 to be spaced apart from each other.

At this time, a total of four cases 100 are applied and fixed to each side of the upper surface of the seating plate 60 formed in the shape of a square plate, or four or more are applied to the upper surface of the seating plate 60 and fixed at regular intervals. can be

The case 100 is formed in a box shape in which an entrance 100a is formed on one side so that the sliding unit 120 to be described later can enter and exit and an accommodation space is formed therein.

A receiving groove 100b in which the coil spring 110 is accommodated is formed on the upper surface of the case 100 .

In this case, the upper side of the receiving groove 100b may be opened and closed by a cover (not shown).

A protrusion (not shown) and a fixing groove (not shown) that are male and female coupled to each other may be formed on the upper surface of the case 100 and the lower surface of the cover.

When the cover is coupled to the upper surface of the case 100, the coil spring 110 is compressed and accommodated in the receiving groove 100b.

A plurality of coil springs 110 are applied to the case 100, and a part is accommodated in the receiving groove 100b and the other part protrudes upward of the receiving groove 100b, and the upper end thereof is the housing 41. support the underside of

The sliding part 120 is introduced into the accommodation space through the entrance 100a.

A support block 121 is formed on one surface of the sliding part 120 which is drawn into the accommodation space and has a predetermined height.

Accordingly, the sliding part 120 is formed in an approximately "L"-shaped cross-sectional shape.

The elastic support 130 is fixed to the upper surface of the support block 121 . The elastic support unit 130 may be formed of a synthetic resin or metal material having a certain level of elasticity.

The elastic support unit 130 may be formed in a curved or elliptical shape to elastically support the housing 41, and the figure shows an example formed in an approximately "C" cross-sectional shape.

The elastic support unit 130 is pressed by the support block 121 and the inner ceiling surface of the case 100 when the sliding unit 120 enters the receiving space to maintain a compressed state.

Next, examples and effects of the case 100 described above, the coil spring 110 , the sliding part 120 and the elastic support part 130 will be described.

First, the cases 100 on the upper surface of the seating plate 60 are fixed at regular intervals through bolts or adhesives, and then the above-described cover (not shown) is removed to protrude a portion of the coil springs 110 and 150 and In addition, the sliding part 120 is pulled out from the receiving space and fixed to the upper surface of the seating plate 60 through a bolt or an adhesive.

The elastic support part 130 expands by its own elastic force when the sliding part 120 is withdrawn from the receiving space.

Thereafter, the housing 41 is seated and fixed on the upper surface of the absorption part 50 , the coil spring 110 , and the elastic support part 130 , and the collecting member 5 is seated and fixed on the upper surface of the cover part 43 . do.

In this case, the coil spring 110 and the elastic support unit 130 are compressed to a certain level by the load or vibration transmitted from the die mold 2 and the punch mold 3, and absorb and reduce vibration energy and load by dividing it. Therefore, it is possible to secure the structural stability of the collecting member (5).

Those of ordinary skill in the art to which the present invention pertains will understand that the present invention may be embodied in other specific forms without changing the technical spirit or essential features thereof. Therefore, it should be understood that the embodiments described above are illustrative in all respects and not restrictive. The scope of the present invention is indicated by the claims described below rather than the above detailed description, and all changes or modifications derived from the meaning and scope of the claims and their equivalent concepts are included in the scope of the present invention. should be interpreted

1: Gantry type former automatic mold changer
10: gantry 11: prop
12: girder 121: guide bar
20: pickup unit 21: moving block
120,211: sliding part 22: lifting plate
23: first pickup unit 24: second pickup unit
25, 26, 35: motor 27: rotating rod
271: gear 30: hidden part
31: shielding part 31a: first entrance
31b: second doorway 32: door unit
33: rack bar 34: pinion gear
40: reinforcement support 41: housing
42: cover part 43: frame part
44a, 44b: reinforcement bar 50: absorption part
60: seating plate 70: mounting ring
80: first branch part 90: second branch part
100: case 100a: doorway
100b: receiving groove 110: coil spring
120: sliding part 121: support block
130: elastic support part

Claims (3)

An apparatus for picking at least one of the die mold and the punch mold from the transfer member for transferring the die mold and the punch mold, and then transferring it to the collecting member disposed to be spaced apart from the transfer member by a predetermined distance,
a gantry disposed on the transfer member and the collecting member;
a pickup unit installed on the gantry and reciprocating in a horizontal or vertical direction to pick up the mold located on the transfer member to the collecting member;
a concealing unit for concealing the collecting member and the pickup unit; and
Containing a; reinforcing support for supporting the bottom surface of the collecting member;
The reinforcing support part,
a housing having an open upper surface and an empty space therein; a cover part sealing the upper surface opening of the housing and supporting the bottom surface of the collecting member; a frame part supporting the bottom surface of the cover part in the inner space of the housing, and having an open top and bottom surface; and a plurality of reinforcing bars arranged to cross each other in the longitudinal and transverse directions in the inner space of the frame part;
an absorption part supporting the bottom surface of the housing and formed in a hemispherical shape so as to be buffered while being compressed to a certain level by the load transmitted from the die mold or the punch mold;
a seating plate that supports the bottom surface of the absorption unit and is seated on the ground;
a mounting ring mounted on a circumferential surface of the absorption unit, the upper and lower surfaces of which are spaced apart from the housing and the seating plate;
The first branch is disposed to be spaced apart from each other on the upper surface of the mounting ring, supports the lower surface of the housing, and is compressed to a certain level by the load transmitted from the die mold or the punch mold and is formed in a sawtooth shape to cushion the load. ;
It is arranged so as to be spaced apart from each other on the bottom surface of the mounting ring and is compressed to a certain level by vibration or load transmitted from the mounting ring while the bottom surface is seated on the top surface of the seating plate in a sawtooth shape to cushion the load. a second branch that becomes;
a case interposed spaced apart from each other in the space between the housing and the seating plate, the case having an entrance on one side and a box shape having an accommodating space therein, and a accommodating groove formed on the upper surface;
a coil spring fixed to the bottom surface of the receiving groove, a portion protruding upward from the case to support the bottom surface of the housing;
a sliding part which is introduced into the accommodation space through the entrance and has a support block having a predetermined height on one surface thereof; and
It is fixed to the upper surface of the support block, and when the sliding part is drawn in from the receiving space, it maintains a compressed state between the support block and the ceiling surface of the case, and the sliding part is drawn out from the receiving space to the seating plate. A gantry-type former automatic mold changing device comprising a; an elastic support part that expands by its own elastic force when seated on the upper surface and the upper surface supports the lower surface of the housing.
According to claim 1,
The pickup unit,
a first pickup unit reciprocally moving upwards of the transfer member and the collecting member along the gantry to pick up the die mold; and
Gantry-type former automatic mold changing device comprising a; a second pickup unit reciprocally moved upwards of the transfer member and the collecting member along the gantry to pick up the punch mold.
According to claim 1,
The hidden part,
a shielding unit in which the collecting member is accommodated, and first and second entrances and exits through which the pickup unit enters and exits are respectively formed on a surface and an upper surface facing the transfer member; and
A gantry-type former automatic mold changing device comprising a; a door part for opening or closing the first entrance.

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