JP2006263780A - Mold take-out device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a molded product take-out device capable of reliably taking out a molded product after press molding without complicating the structure even when the press speed of a press machine is increased.
SOLUTION: The molded product take-out device 2 is provided with an upper die 5 and a lower die 6 in particular for the up-and-down movement of the up-and-down ram 4 of the press machine 1 with each opening 25 provided in each linear passage 21 of the nozzle unit 20. Since each first connection arm 46 and each second connection arm 47 are converted to advance and retreat movement between the space between them and the outside thereof, the stroke amount of the elevating ram 4 is reduced and the press Even when the speed is increased, the nozzle portion 20 moves forward and backward while responding to the lifting and lowering motion of the lifting ram 4, so that each molded product 8 a remaining on the upper surface of the lower mold 6 is reliably transferred to each nozzle portion 20. From the linear passage 21, it can be carried out to each molded product collection box 22 via each flexible hose 23.
[Selection] Figure 3

Description

  The present invention relates to a molded product take-out apparatus, and in particular, when taking out a molded product by press molding with a press machine, the molded product can be easily taken out of the press machine even if the press speed of the press machine is increased. It relates to the device.

  Generally, as a method of taking out a molded product press-formed by a press machine, after press molding, a take-out arm that moves the molded product remaining in the press machine back and forth between a fixed ram and a lifting ram of the press machine. A method of adsorbing with a magnet fixed to the tip and carrying it out of the press machine, a method of blowing off from the press machine with air blow, and the like are adopted.

However, when the press stroke of the press machine is increased by making the lift stroke of the lift ram as small as possible, the above-described method of carrying out the molded product by magnet adsorption, the advancement and retreat of the take-out arm corresponding to the press speed of the press machine. Although it is necessary to increase the speed, if the advance / retreat speed of the take-out arm is increased, the molded product will not be securely adsorbed to the magnet at the tip of the take-out arm, and the molded product will remain on the lower mold of the lifting ram. There was a risk of crushing. Furthermore, in this method of carrying out the molded product by magnet adsorption, the mold is magnetized by the magnet, the burrs generated after press molding adhere to the mold, and then the burrs are applied to the press molded product. There was a risk of scratches caused by biting.
Further, in the above-described method of carrying out by air blow, it is difficult to separate and take out each molded product that has been press-molded by a single press operation.

Therefore, Patent Document 1 discloses an apparatus for taking out a workpiece of a press machine as an apparatus for taking out a molded product after press molding.
That is, a workpiece take-out device for a press machine disclosed in Patent Document 1 includes a workpiece drag head that hooks a workpiece on a lifting ram mold and drags the workpiece, and a workpiece drag head. The ram space between the fixed ram and the lifting ram moves between the ram space and the outside, and the workpiece dragging head moves up and down in the ram space so that the workpiece is hooked above the workpiece on the lifting ram. And a head driving means for moving up and down between the ram mold and a position close thereto. Then, when the ring-shaped product and scrap that have been press-molded are left on the mold on the lifting ram, the workpiece take-out device of this press machine moves the workpiece dragging head from above the ring-shaped product and scrap to the ram space. Toward the position where the ring-shaped product and scrap are hooked by the head driving means, and the workpiece dragging head is lowered to the position where the ring-shaped product and scrap are hooked by the head driving means, and the workpiece dragging head Is moved backward by the head driving means, and the ring-shaped product and scrap are dragged out from the press machine, and each is guided to a predetermined position by the conveying means.
Japanese Patent Publication No.7-12499

However, in the invention of Patent Document 1 described above, a longitudinal drive source that moves the workpiece dragging head back and forth, and an up / down motion drive source that moves the workpiece dragging head up and down, which are the configuration of the head driving means, are pressed. Since it is provided separately from the machine, the structure becomes considerably complicated, which causes an increase in cost.
In addition, when the stroke speed of the lifting ram of the press machine is reduced and the pressing speed is increased, the forward / backward movement driving source and the lifting / lowering driving source need to increase the speed corresponding to the pressing speed. It is necessary to increase the capacity, which may cause further problems such as an increase in the size of the device itself.
Furthermore, in the invention of Patent Document 1, a workpiece dragging head is employed as a means for dragging out the ring-shaped product and scrap. In the workpiece dragging head, for example, a plurality of molded products are simultaneously press-molded. When separating and taking out each molded product, a plurality of guide surfaces for guiding each molded product to the outside of the press machine are provided corresponding to each molded product, and further, each molded product is guided to each corresponding guide surface. It is necessary to provide this means, and the structure becomes considerably complicated.

  The present invention has been made in view of such points, and even when the press speed of the press machine is increased, the molded product that can reliably take out the molded product after press molding without complicating the structure. An object is to provide an article take-out device.

According to the present invention, as a means for solving the above-mentioned problems, the invention of the molded product take-out device described in claim 1 is a fixed ram to which one mold is attached and a lift ram that is attached to the other mold and is movable up and down. In a molded product take-out device for taking out a molded product remaining in the press machine after the molding material is press-molded by a press machine constituted by: the molded product take-out device is left in the press machine Conveying means having a conveying passage for carrying out the molded product out of the press, and a space between the one mold and the other mold in conjunction with the lifting movement of the lifting ram and the outside thereof And a drive means for moving forward and backward, and a molding for introducing the molded product remaining in the press machine into the transport passage of the transport means and transporting the interior to the outside of the press machine It and a recovery means is characterized in.
According to a second aspect of the present invention, there is provided the molded product take-out apparatus according to the first aspect, wherein the drive means has one end rotatably connected to the transport means and the other end connected to the fixed ram. A first connecting arm that is rotatably connected, and one end of which is rotatably connected to the first connecting arm and is slidable along the axial direction, and the other end is freely rotatable to the lifting ram. The second connecting arm is connected to the second connecting arm.
According to a third aspect of the present invention, there is provided the molded product take-out device according to the first or second aspect, wherein the conveying means includes a plurality of linear passages arranged in parallel as the conveying passage, and each straight line. An opening that faces the mold on the side where the molded product after press molding is arranged is provided at one end of the shaped passage, and advances and retracts between the space between the one mold and the other mold and the outside. A plurality of flexible hoses configured as the conveying passages that are communicated with the moving nozzle portions and the linear passages of the nozzle portions, and are inserted into the molded product collection boxes disposed outside the press machine. The other end of each linear passage of the nozzle part is connected to one end of each flexible hose so that the advance / retreat distance of the nozzle part is absorbed.
According to a fourth aspect of the present invention, there is provided the molded product take-out device according to any one of the first to third aspects, wherein the molded product recovery means communicates with the conveyance passage of the conveyance means and is in the press machine. A suction device for sucking the molded product remaining in the transport passage and transporting the inside of the transport passage; and a mold near the mold on which the molded product after press molding is arranged. It is characterized by comprising a pressure feeding device that feeds the inside of the transport passage by air pressure and transports the inside thereof.

Therefore, in the invention of the molded product take-out device described in claim 1, after the material to be molded is press-molded by the press machine, the molded product remaining in the press machine is raised and lowered with one mold attached to the fixed ram. It is introduced into the conveyance path of the conveyance means that has advanced into the space between the other mold attached to the ram, is conveyed through the conveyance path, and is carried out of the press machine.
In the invention of the molded product take-out device described in claim 2, the first connecting arm and the second connecting arm are rotated in the standing or lying direction along with the lifting movement of the lifting ram, so that the conveying means is one of the molds. It is moved back and forth between the space between the other mold and the outside.
In the invention of the molded product take-out device described in claim 3, a plurality of molded products that are press-molded by one press operation of the press machine are formed between the space between one mold and the other mold and the outside thereof. Each molded product that is separated and introduced from each opening into a plurality of linear passages provided in the nozzle portion that moves forward and backward between each is introduced into each linear passage of the nozzle portion. Then, it passes through each flexible hose, and is separated and carried out to each molded product collection box arranged outside the press.
In addition, the other end of each linear passage of the nozzle portion is connected to one end of each flexible hose so that the advance / retreat distance of the nozzle portion is absorbed. Even if the advancing and retreating movements are performed, each flexible hose is not greatly shaken in the advancing and retreating direction of the nozzle portion.
In the invention of the molded product take-out device described in claim 4, the molded product remaining in the press is introduced into the conveyance path of the conveyance means by the suction device and the pressure feeding device, and is conveyed through the inside thereof. It is carried out of the press machine.

  ADVANTAGE OF THE INVENTION According to this invention, even when the press speed of a press machine is made fast, the molded product extraction apparatus which can take out the molded product after press molding reliably outside without complicating a structure can be provided. .

Hereinafter, the best mode for carrying out the present invention will be described in detail with reference to FIGS.
First, the press machine 1 is demonstrated based on FIGS. 1-3.
As shown in FIGS. 1 and 3, the press machine 1 is a fine blanking press so that a molded product 8 a press-molded from the molding material 8 is formed on a smooth and clean shear surface. Is used. As shown in FIG. 1, the press machine 1 has an upper die (one die) 5 attached to the lower surface, a fixed ram 3 positioned above, and a lower die (the other die) 6 attached to the upper surface. It is comprised from the raising / lowering ram 4 which can be raised / lowered located below, It raises / lowers between this upper mold | type 5 and the lower mold | type 6 similarly to the raising / lowering ram 4, and the to-be-molded material 8 is press-molded. In this case, a molding material presser 7 that stops and presses the molding material 8 from above is disposed.

As shown in FIG. 1, a molding material 8 to be press-molded is disposed between the upper mold 5 and the lower mold 6 at a position close to the lower surface of the molding material presser 7. The molding material 8 is stretched from a coiled state, and is sandwiched between a pair of supply rollers (not shown) as a molding material supply device. The molding material 8 is supplied with the pair of supply rollers. By rotating the roller in a predetermined direction, the press machine 1 is moved between the upper mold 5 and the lower mold 6 in the paper surface direction of FIG.
Further, between the upper mold 5 and the lower mold 6, guide rods 9 and 9 are erected at both ends thereof.

As shown in FIG. 1, a punch portion 10 having an outer shape of a molded product 8 a extends downward from the lower surface of the substantially central portion between the guide rods 9 and 9. The punch portion 10 is inserted through the molding material presser 7 so that the lateral deflection is restricted.
The lower die 6 has a recess 11 on its upper surface for receiving the punch portion 10 of the upper die 5 that protrudes relatively from the lower surface of the molding material presser 7 as the elevating ram 4 and the molding material presser 7 rise. Is formed. The recess 11 incorporates an ejector 12 for projecting the molded product 8 a after the molding material 8 is press-molded onto the upper surface of the lower mold 6.

  In this press machine 1, a plurality of (four in the present embodiment) molded products 8 a can be simultaneously press-molded by a single press operation, and the punch provided in the upper die 5 is provided. A plurality of recesses 11 provided in the part 10 and the lower mold 6 are provided along the paper surface direction of FIG. 1 corresponding to the number of the molded products 8a that are simultaneously press-molded.

  And as shown in FIGS. 1-3, when this press machine 1 is operated, the raising / lowering ram 4 and the molding material presser 7 will rise, and each projecting relatively from the lower surface of the molding material presser 7 will be shown. Each punched product 8 a is punched out of the molding material 8 sandwiched between the lower mold 6 and the molding material presser 7 by the punch portion 10. After that, when the elevating ram 4 is lowered to the original position, each punched molded product 8a is projected from the inside of each recess 11 of the lower mold 6 by the ejector 12 on substantially the same plane as the upper surface of the lower mold 6. Become.

  Then, as shown in FIG. 1, the molded product take-out device 2 according to the embodiment of the present invention press-molds the molding material 8 supplied by the molding material supply device and leaves the molding material 8 on the upper surface of the lower mold 6. The conveying means 15 having a plurality of conveying passages 18 for carrying out the plurality of molded products 8a to the outside of the press 1, and the upper mold 5 and the lower mold 6 in conjunction with the lifting movement of the lifting ram 4 Drive means 16 for advancing and retreating between the space between and the outside thereof, and each molded product 8a remaining on the upper surface of the lower mold 6 are introduced into the respective conveyance passages 18 of the conveyance means 15, and the interior thereof. And a molded product recovery means 17 for transporting the product to the outside of the press 1.

  As shown in FIG. 1, the conveying means 15 is a nozzle having a plurality of linear passages 21 (conveying passages 18) that moves forward and backward between the space between the upper die 5 and the lower die 6 and the outside thereof. And a plurality of flexible hoses 23 (conveying passages 18) communicating with the linear passages 21 of the nozzle portion 20 and communicating with the molded product collection boxes 22 disposed outside the press 1. Has been.

As shown in FIGS. 4 and 5, the nozzle unit 20 is composed of a rectangular tube having a predetermined length, and is partitioned by a plurality of (three in the present embodiment) partition plates 27 to partition the inside. A plurality of (four in the present embodiment) linear passages 21 that are linearly penetrated by openings having a substantially rectangular cross section are provided side by side. The thickness of the nozzle portion 20 is set to about twice the thickness of the molded product 8a (see FIG. 2) because the stroke amount of the elevating ram 4 is small.
Moreover, as shown in FIG. 5, the opening part 25 by which the upper wall 30 was opened by predetermined length is formed in the end of each linear channel | path 21 of the nozzle part 20. As shown in FIG. In addition, as shown in FIG. 6, an inclined surface 26 that extends obliquely upward toward the opening 25 is formed on the lower surface of the end portion on the opening 25 side in the upper wall 30 that forms each linear passage 21. Yes.
Further, as shown in FIGS. 4 and 5, a plate-like fixing member 28 is fixed to the lower surface of the other end of the nozzle portion 20 so as to intersect each linear passage 21. A plurality of screw holes 29 are formed for each linear passage 21.
As shown in FIG. 1, when the nozzle unit 20 is mounted on the press machine 1, the nozzle unit 20 is arranged so that each opening 25 faces downward, and advances into a space between the upper mold 5 and the lower mold 6. When done, the openings 25 are arranged so as to face the recesses 11 of the lower mold 6.

  As shown in FIG. 1, the flexible hose 23 is provided with a plurality (four in this embodiment) corresponding to the number of each linear passage 21 of the nozzle portion 20, and a circular tube member is provided at one end thereof. 35 is fixed, and the other end is inserted into a molded product collection box 22 arranged outside the press 1.

Moreover, the other end of the nozzle part 20 and one end of each flexible hose 23 are connected by the connection member 36 shown in FIG. As shown in FIG. 7, the connecting member 36 includes a bottomed rectangular tube portion 37 having an opening 39 having a substantially rectangular cross section so as to cover the outer surface of the wall portion forming the nozzle portion 20, and the bottomed rectangular tube. A plurality of (four in the present embodiment) projects from the bottom 41 of the portion 37 along the longitudinal direction, and includes a circular tube portion 38 communicating with the opening 39. The outer diameters of these pipe portions 38 are set so as to be slidable in a circular pipe member 35 fixed to one end of the flexible hose 23.
As shown in FIGS. 1, 4 and 7, the other end of the nozzle portion 20 is inserted into the opening 39 of the bottomed rectangular tube portion 37 of the connecting member 36 together with the plate-like fixing member 29. Bolts are inserted through a plurality of insertion holes 40 provided in the bottom rectangular tube portion 37 and a plurality of screw holes 29 provided in the plate-like fixing member 29 to be fixed.
On the other hand, as shown in FIGS. 1 and 7, each pipe portion 38 of the connecting member 36 slides in each circular pipe member 35 fixed to one end of each flexible hose 23 in the forward / backward direction of the nozzle portion 20. The linear passages 21 of the nozzle portion 20 and the flexible hoses 23 are communicated with each other through the connecting members 36.

In this way, the other end of the nozzle portion 20 and one end of each flexible hose 23 are connected, so that the nozzle portion 20 advances and retreats between the space between the upper die 5 and the lower die 6 and the outside thereof. When moving, the advance / retreat distance is absorbed in each circular tube member 35 fixed to one end of each flexible hose 23. There is no significant shaking in the forward and backward direction.
In addition, each pipe part 38 of the connection member 36 fixed to the other end of the nozzle part 20 and each circular pipe member 35 fixed to one end of each flexible hose 23 are connected via a telescopic member. By doing so, you may make it absorb the advance / retreat distance of the nozzle part 20. FIG.

As shown in FIG. 1, the driving means 16 is rotatably connected to the slide pieces 45 having one end fixed to both ends of the lower surface of the nozzle portion 20 in FIG. 1 and the other end fixed to the fixed ram 3. A pair of first connection arms 46 that are rotatably connected to both ends of the paper surface in FIG. 1 on the surface where the nozzle portion 20 is disposed, and one end of each of the first connection arms 46 is freely rotatable. Further, the first connecting arms 46 are slidably connected along the axial direction, and the other end is a surface on the side where the nozzle portion 20 of the elevating ram 4 is disposed, and can be rotated to both ends in the paper direction of FIG. And a pair of second connecting arms 47 connected to each other.
In addition, a pair of block bodies 48 project from both ends of the lifting ram 4 on the side where the nozzle portion 20 is disposed in the paper direction of FIG. Each of these block bodies 48 is a rectangular parallelepiped, and the length in the longitudinal direction is set longer than the advance / retreat distance of the nozzle portion 20. Each rail 49 is formed on the upper surface of each block body 48, and each slide piece 45 is slidably engaged with each rail 49.
A pair of the first connecting arm 46, the second connecting arm 47, the slide piece 49, and the block body 48 described above are provided, but only one of them is shown in FIGS.

The drive means 16 is configured such that the first connecting arms 46 and the second connecting arms 47 are rotated in the standing or lying down direction along with the lifting / lowering movement of the lifting / lowering ram 4 so that each slide piece 45 is moved to each block body. 1 is slid in the left-right direction in FIG. 1 so that each opening 25 of the nozzle portion 20 is moved back and forth between the space between the upper die 5 and the lower die 6 and the outside thereof. ing.
Thus, the drive means 16 does not have a drive source such as a motor, and converts the lifting / lowering movement of the lifting / lowering ram 4 of the press machine 1 into a forward / backward movement.

  In the standby state shown in FIG. 1, each first connection arm 46 is disposed obliquely downward in a direction away from the press machine 1 from the fixing portion 46 a with the fixed ram 3, and each second connection arm 46 is arranged. The arm 47 is also arranged to be inclined obliquely upward in a direction away from the press machine 1 from the fixing portion 47a to the elevating ram 4, and the inclination angles of the first connection arm 46 and the second connection arm 47, respectively, Is set so that each opening 25 of the nozzle portion 20 can move back and forth between the space between the upper die 5 and the lower die 6 and the outside thereof based on the stroke amount of the elevating ram 4. The

As shown in FIG. 1, a plurality of molded product collection boxes 22 into which the other ends of the flexible hoses 23 are inserted are arranged outside the press machine 1. Each of the molded product collection boxes 22 has an open top surface and a side wall and a bottom wall formed in a mesh shape so that air can pass through the inside. Each molded product recovery box 22 is installed in each box-shaped member 50, and the other end of each flexible hose 23 is inserted into each box-shaped member 50 and each box-shaped member 50 is suctioned. Each suction device 52 is communicated with each other through the pipe member 51.
Further, as shown in FIG. 1, air is applied to the side of the lower die 6 on the lifting ram 4 of the press 1 slightly above the upper surface of the lower die 6 and in a substantially horizontal direction toward the nozzle portion 20. A pressure feeding device 53 for spraying is arranged.
Each of the suction device 52 and the pressure feeding device 53 introduce each molded product 8a left on the upper surface of the lower mold 6 into each linear passage 21 of the nozzle portion 20 and convey the inside thereof into the press machine 1. This corresponds to the molded product recovery means 17 to be carried out.

Next, operation | movement of the molded article extraction apparatus 2 which concerns on embodiment of this invention is demonstrated based on FIGS. 1-3.
First, as shown in FIG. 1, a space is formed between the upper die 5 and the lower die 6 of the press machine 1, and is close to the lower surface of the molding material presser 7 arranged in this space. The molding material 8 supplied from the molding material supply device is disposed at the position. Further, below the material 8 to be molded, each opening 25 provided at one end of each linear passage 21 of the nozzle portion 20 faces downward, and each opening 25 is formed on the lower mold 6. It arrange | positions so that each recessed part 11 may be faced. This state is a standby state.

Next, when the press 1 is operated, as shown in FIG. 2, the elevating ram 4 is raised, and at the same time, the material presser 7 is raised to a position close to the lower surface of the upper die 5.
Then, each block body 48 rises together with the lifting ram 4, and each second connection arm 47 is rotated in a direction away from the press machine 1 around a fixing portion 47 a with the lifting ram 4, and each second The fixing portion 47b with the first connecting arm 46 slides toward the slide pieces 45 along the axial direction of the first connecting arm 46.
At the same time, each first connecting arm 46 is rotated in a direction away from the press machine 1 around a fixing portion 46 a with the fixed ram 3, and each slide fixed to one end of each first connecting arm 46. The top 45 slides on the rail 49 of each block body 48 in a direction away from the press 1, and each opening 25 of the nozzle portion 20 recedes from the space between the upper die 5 and the lower die 6 to the outside. To do.
In this operation, each tube portion 38 of the connecting member 36 fixed to the other end of the nozzle portion 20 is slidably fitted into each circular tube member 35 fixed to one end of each flexible hose 23. Therefore, the retreat distance of the nozzle part 20 is absorbed in each circular pipe member 35, and each flexible hose 23 does not shake greatly in the advancing / retreating direction of the nozzle part 20.

  Further, in the press machine 1, the molding material presser 7 is stopped at a position close to the lower surface of the upper mold 5, and each punch portion 10 of the upper mold 5 is relative to the lower surface of the molding material presser 7. Project. Thereafter, as the elevating ram 4 further rises, the molding material 8 is pushed up by the lower mold 6, and the molded products 8 a are punched out by the punch portions 10 while being sandwiched between the molding material presser 7. Each punched molded product 8 a is disposed in each recess 11 provided in the lower mold 6. This state is a state at the moment when the molding material 8 is punched by the punch portions 10.

Next, as shown in FIG. 3, when the elevating ram 4 and each block body 48 are lowered to their original positions, each second connecting arm 47 approaches the press machine 1 around a fixing portion 47 a with the elevating ram 4. And the fixing portion 47b with each first connecting arm 46 slides toward the fixing ram 3 along the axial direction of each first connecting arm 46.
At the same time, each first connecting arm 46 is rotated in a direction approaching the press machine 1 around a fixing portion 46a with the fixed ram 3 so that one end of each first connecting arm 46 is fixed. While the top 45 slides on the rail 49 on the block body 48 in the direction approaching the press machine 1, the nozzle portion 20 advances to the space between the upper die 5 and the lower die 6, and each opening of the nozzle portion 20 is opened. It stops in a state where the portion 25 is disposed so as to face each concave portion 11 of the lower mold 6.

And as shown in FIG. 3, each molded product 8a arrange | positioned in each recessed part 11 of the lower mold | type 6 is the state protruded by the ejector 12 on the substantially the same surface as the upper surface of the lower mold | type 6. As shown in FIG. Therefore, these molded products 8 a are introduced into the linear passages 21 along the inclined surfaces 26 from the openings 25 of the nozzle portion 20 by the suction devices 52 and the pressure feeding devices 53.
Further, each molded product 8a introduced into each linear passage 21 of the nozzle portion 20 is mainly conveyed by each suction device 52 to each molded product recovery box 22 through each flexible hose 23 and pressed. It is carried out of the machine 1. Therefore, the pressure feeding device 53 also has a function of blowing away burrs and the like left on the upper surface of the lower mold 6 by the air pressure.
After that, the scrap 8b in the state of being disposed in the vicinity of the lower surface of the molding material presser 7 is conveyed by the molding material supply device in the direction of the paper surface of FIG. 3, and the new molding material 8 is transferred to the molding material presser. 7 is supplied to a position close to the lower surface of 7 and the press machine 1 is operated again to reproduce the above-described operation.

As described above, the molded product take-out device 2 according to the embodiment of the present invention particularly has the openings provided in the linear passages 21 of the nozzle portion 20 for the lifting movement of the lifting ram 4 of the press machine 1. The first connecting arm 46 and the second connecting arm 47 which are driving means 16 for converting 25 into an advancing / retreating movement for moving the space 25 between the upper die 5 and the lower die 6 and the outside thereof. Therefore, even when the stroke amount of the elevating ram 4 is reduced and the press speed is increased, the nozzle portion 20 moves forward and backward while responding to the elevating movement of the elevating ram 4, so that it remains on the upper surface of the lower mold 6. Each molded product 8a can be reliably carried out from each linear passage 21 of the nozzle portion 20 to each molded product collection box 22 via each flexible hose 23.
Further, since the driving means 16 for driving the nozzle unit 20 does not have a drive source such as a motor, the structure is not complicated even when the press speed is increased.

Further, the nozzle portion 20 is configured by arranging a plurality of linear passages 21 in parallel, and each of the linear passages 21 communicates with each molded product recovery box 22 via each flexible hose 23. Each molded product 8 a that is press-molded by a single press operation can be sorted and carried out to each molded product collection box 22.
Moreover, the pressure feeding device 53 provided in the vicinity of the lower mold 6 has a function of introducing each molded product 8 a into each linear passage 21 of the nozzle portion 20, in addition to burrs and the like left on the upper surface of the lower mold 6. Since it also has a function of blowing away, next, burrs or the like do not bite into the press-molded molded product 8a.

  In the molded product extraction device 2 according to the embodiment of the present invention, it has been described that the molded product recovery means 17 includes the suction devices 52 and the pumping devices 53. If the molded product 8a is sucked and carried out to each molded product collection box 22 and has a suction force capable of sucking burrs and the like remaining on the upper surface of the lower mold 6, it is not always necessary to provide the pressure feeding device 53. Absent.

FIG. 1 is a side view showing a state in which the nozzle portion of the molded product taking-out device according to the embodiment of the present invention has advanced into the press machine in a standby state before the press machine is operated. FIG. 2 is a side view showing a state in which the nozzle portion of the molded product take-out device according to the embodiment of the present invention is retracted out of the press machine at the moment when the press machine is operated to press-mold the material to be molded. FIG. 3 is a side view showing a state in which the press machine returns to the original position, and the nozzle part of the molded product take-out device according to the embodiment of the present invention advances into the press machine to carry out the molded product. FIG. 4 is a plan view of a nozzle portion that is a constituent member of the molded product removing device according to the embodiment of the present invention. FIG. 5 is a cross-sectional view taken along line AA in FIG. FIG. 6 is an enlarged view of a portion B in FIG. FIG. 7 shows a connecting member for connecting the nozzle portion and each flexible hose, wherein (a) is a top view and (b) is a side view.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Press machine, 2 Molded product taking-out apparatus, 3 Fixed ram, 4 Lifting ram, 5 Upper mold (one type), 6 Lower mold (the other type), 7 Molded material presser, 8 Molded material, 8a Molded product DESCRIPTION OF SYMBOLS 10 Punch part, 11 Recessed part, 15 Conveying means, 16 Drive means, 17 Molded article collection means, 18 Conveyance path, 20 Nozzle part, 21 Linear path, 22 Molded article collection box, 23 Flexible hose, 25 Opening part, 35 Circular pipe member, 36 connecting member, 38 pipe portion, 46 first connecting arm, 47 second connecting arm, 52 suction device, 53 pressure feeding device

Claims (4)

After pressing a material to be molded by a press machine composed of a fixed ram to which one mold is attached and a lift ram that is attached to the other mold and is movable up and down, the molded product remaining in the press machine is taken out. In the molded product take-out device for
The molded product take-out apparatus includes a conveying means having a conveying path for carrying out the molded article remaining in the press machine to the outside of the press machine, and the one of the conveying means is interlocked with the lifting movement of the lifting ram. A drive means for moving back and forth between the space between the mold and the other mold and the outside thereof, and the molded product remaining in the press machine is introduced into the transport passage of the transport means, and A molded product taking-out apparatus comprising: a molded product collecting means for transporting the inside and carrying it out of the press machine. The drive means has one end pivotally connected to the transport means, the other end pivotally connected to the fixed ram, and one end pivoted to the first connection arm. The second connecting arm is configured to be freely slidably connected along the axial direction and has a second connecting arm that is rotatably connected to the lifting ram. Molded product take-out device. The conveying means includes a plurality of linear passages configured as the conveying passages, and an opening facing the mold on the side where the molded product after press molding is disposed at one end of each linear passage. A nozzle portion that moves forward and backward between the space between the one die and the other die and the outside thereof, and communicates with each linear passage of the nozzle portion, and outside the press machine. It is inserted into each placed product collection box and consists of a plurality of flexible hoses configured as the transport passage, and the other end of each linear passage of the nozzle portion is connected to one end of each flexible hose. The molded product taking out apparatus according to claim 1, wherein the nozzle part is connected so as to absorb the advance / retreat distance of the nozzle part. The molded product collecting means communicates with the transport passage of the transport means, sucks the molded product remaining in the press machine into the transport passage, and transports the inside of the suction device, and press molding A pressure feeding device is provided in the vicinity of a mold on the side where the subsequent molded product is arranged, and is configured to pump the molded product by air pressure into the transport passage and transport the inside thereof. Item 4. The molded product takeout device according to any one of Items 1 to 3.

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