CN209681041U - A new type of material return device for punching press - Google Patents

Abstract

A kind of novel punch press material rejection device, belongs to forging equipment field comprising: slider of punch, punching machine guide rail, punching machine pedestal, upper mold mechanism, lower mold mechanism, unloading mechanism, blank；To be equipped with the material heart that need to be separated in the middle part of the blank of the material returned；Punching machine guide rail up and down direction is extended, and slider of punch is moving up and down to be mounted on punching machine guide rail, and slider of punch is located at the surface of punching machine pedestal；Upper mold mechanism is arranged in slider of punch bottom；Lower mold mechanism is arranged on punching machine pedestal, and is located at below upper mold mechanism；Unloading mechanism includes lifter drawing bar, lifter plate, lifting jacking block, linkage material withdrawal core, ejection block, liftout core.Structure is simple, easy to operate, operation can be forged to blank, and can separate the material heart in blank, and blank and the material heart discharge from different location, are not required to manual sorting, time saving and energy saving, the degree of automation is higher.

Description

A new type of material return device for punching press

technical field

The utility model relates to the field of forging equipment, in particular to a novel punching machine ejecting device.

Background technique

After the company's mechanical parts are produced into blanks, the material core in the middle of the blank needs to be separated; in the production process, it needs to be specially separated, and after separation, the blank and the material core go out from the same outlet, and workers need to sort them separately. The operation is complicated, the workload is heavy, time-consuming and labor-intensive, and the degree of automation is low.

Therefore, it is really necessary to design a new type of punching machine unloading device to overcome the above problems.

Utility model content

In order to avoid the above problems, a new type of punching machine ejection device is provided, which has a simple structure and is easy to operate. Material, no need for manual sorting, saving time and effort, with a high degree of automation.

The utility model provides a new type of material return device for a punch press, comprising: a punch slide block, a punch guide rail, a punch base, an upper mold mechanism, a lower mold mechanism, a material return mechanism, and a blank;

There is a material core to be separated in the middle of the blank to be returned;

The guide rail of the punch press is extended in the upper and lower directions, and the slider of the punch press can be moved up and down and installed on the guide rail of the punch press, and the slider of the punch press is located directly above the base of the punch press;

The upper mold mechanism is set at the bottom of the punch slider, which includes a connecting plate, an upper mold frame, an upper mold, and an upper pressing plate; the connecting plate is fixed at the bottom of the punching slider, the upper mold frame is fixed at the bottom of the connecting plate, and the upper pressing plate turns the upper mold upwards Pressing and fixing on the upper mold frame, the lower end of the upper mold extends downward through the upper platen, and the bottom of the lower mold is provided with a stripping section that extends into the middle of the blank and squeezes and separates the material core in the middle of the blank;

The lower mold mechanism is set on the base of the punch press, and is located below the upper mold mechanism, which includes a lower mold base, a lower mold frame, a lower mold, and a lower platen; the lower mold base is fixed on the punch base and is located below the connecting plate, and the lower mold frame is fixed On the lower mold base, the lower platen presses the lower mold downward and fixes it on the lower mold base, the lower mold is located directly below the upper mold, and the middle part of the lower mold faces upwards and is provided with a placement groove for placing blanks;

The ejection mechanism includes lifting rod, lifting plate, lifting top block, linkage ejection core, ejection block, and ejection core; the middle part of the lower mold is provided with a lower mold groove for placing the ejector core, and the ejector core can move up and down placed in the lower mold groove, the upper end of the ejector core passes through the bottom of the lower mold and extends into the placement groove, the top of the ejector core abuts against the bottom of the blank, and the middle part of the ejector core is provided with an ejector groove extending in the up and down direction and allowing the ejector core to pass through ;The lower mold base is provided with an installation channel extending up and down, and is located directly below the lower mold groove; the top material block can be moved up and down and placed in the installation channel, and the upper end of the top material block passes through the bottom of the lower mold and extends into the lower mold base. Die groove, the top of the ejector block abuts against the bottom of the ejector core, and the middle part of the ejector block is provided with a ejector channel that extends up and down and allows the material core to pass through, and the ejector channel is located directly below the ejector channel; linkage ejector core It can be moved up and down and installed in the middle of the punch base. The upper end of the linkage ejection core extends upwards into the installation channel and abuts against the bottom of the top block. The lower end of the linkage ejection core protrudes downward from the punch base. The linkage channel extending up and down, the linkage channel is located directly below the top material channel; the top of the lifting rod is fixed on the connecting plate, the lower end of the lifting rod moves downward through the lower die base and the punch base, and the lifting plate is fixed on the lower end of the lifting rod And it is located under the base of the punch press, and the lifting top block is installed on the lifting plate, and it is located directly under the linkage ejection core.

Preferably, the middle part of the lifting top block is provided with a top block channel extending up and down to accommodate the material core, and the top block channel is located directly below the linkage channel.

Preferably, the lifting plate is provided with a lifting channel through which the material core passes, and the lifting channel is located directly below the top block channel.

Preferably, the top side wall of the lower die groove is provided with a limit block to prevent the ejector core from moving upwards excessively, and the lower end side wall of the ejector core is provided with a limit block, and the limit block is located below the limit block.

Preferably, the base of the punch press is provided with an anti-dropping piece to prevent the linkage ejection core from falling.

Compared with the prior art, the utility model has the following beneficial effects: the structure is simple, the operation is convenient, the blank can be forged, and the core in the blank can be separated, and the blank and the core can be discharged from different positions , No need for manual sorting, saving time and effort, and a high degree of automation.

Description of drawings

Fig. 1 is a schematic structural view of a novel punching device of a preferred embodiment of the present invention;

Fig. 2 is the enlarged structural representation of the lower mold mechanism and the material return mechanism of a preferred embodiment of the present invention;

Description of the accompanying drawings for specific embodiments:

1. Blank, 11. Material core,

2. Punch slider,

3. Punch guide rail,

4, the punch base, 41, the anti-off piece,

5. Upper mold mechanism, 51, connecting plate, 52, upper mold frame, 53, upper mold, 54, upper pressing plate,

6, lower mold mechanism, 61, lower mold seat, 62, lower mold frame, 63, lower mold, 64, lower pressure plate, 65, placement groove, 66, lower mold groove, 67, installation through groove, 68, limit stop block, 69, limit block,

7. Material return mechanism, 71. Lifting rod, 72. Lifting plate, 721. Lifting slot, 73. Lifting top block, 731. Top block slot, 74. Linkage ejection core, 741. Linkage slot, 75. Top material block, 751, top material through groove, 76, top material core, 761, top material groove.

Detailed ways

The technical solution of the utility model will be clearly and completely described below in conjunction with the accompanying drawings. In the description of the present utility model, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" The orientation or positional relationship indicated by etc. is based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, use a specific The azimuth structure and operation, therefore can not be construed as the limitation of the present utility model. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and should not be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless otherwise clearly stipulated and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection or a flexible connection. Detachable connection, or integral connection; it can be mechanical connection or electrical connection; it can be direct connection or indirect connection through an intermediary, and it can be the internal communication of two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present utility model in specific situations.

As shown in Figure 1 and Figure 2, a new type of punching machine ejecting device provided in this embodiment includes: punching slide block 2, punching guide rail 3, punching base 4, upper mold 53 mechanism 5, lower mold 63 mechanism 6, The material return mechanism 7; the blank 1, the material core 11 to be separated is provided in the middle of the blank 1 to be returned.

As shown in FIG. 1 , the punch guide rail 3 extends vertically, and the punch slider 2 is mounted on the punch guide rail 3 so as to move up and down, and the punch slider 2 is located directly above the punch base 4 .

The upper mold 53 mechanism 5 is arranged on the bottom of the punch slide block 2, and it includes a connecting plate 51, an upper mold frame 52, an upper mold 53, and an upper pressing plate 54. The connecting plate 51 is fixed on the bottom of the punch slider 2, the upper mold frame 52 is fixed on the bottom of the connecting plate 51, the upper pressing plate 54 presses the upper mold 53 upwards and is fixed on the upper mold frame 52, and the lower end of the upper mold 53 passes through the upper pressing plate 54 Extending downwards, the bottom of the lower mold 63 is provided with a stripping section that extends into the middle of the blank 1 and squeezes and separates the material core 11 in the middle of the blank 1 .

As shown in Figures 1 and 2, the lower die 63 mechanism 6 is arranged on the punch base 4, and is located below the upper die 53 mechanism 5, which includes a lower die base 61, a lower die frame 62, a lower die 63, and a lower platen 64. Wherein, the lower mold base 61 is fixed on the punch base 4 and is located below the connecting plate 51, the lower mold base 62 is fixed on the lower mold base 61, and the lower pressing plate 64 compresses the lower mold 63 downwards and is fixed on the lower mold base 62. 63 is located directly below the upper mold 53, and the middle part of the lower mold 63 faces upwards and is provided with a placement groove 65 for placing the blank 1. The slide block 2 of the punching machine moves downward, which drives the upper mold 53 mechanism 5 to move downward as a whole, and the lower end of the lower mold 63 can forge the blank 1 and separate the core 11 at the same time, which is simple and convenient, simplifies the process, and saves time and effort.

As shown in FIGS. 1 and 2 , the material ejection mechanism 7 includes a lifting rod 71 , a lifting plate 72 , a lifting top block 73 , a linkage stripping core 74 , a material jacking block 75 , and a material jacking core 76 .

Wherein, the middle part of the lower mold 63 is upwardly provided with a lower mold groove 66 for placing the ejector core 76, the ejector core 76 can be moved up and down and placed in the lower mold groove 66, and the upper end of the ejector core 76 passes through the bottom of the lower mold 63 and extends into Placed in the groove 65 , the top of the ejector core 76 abuts against the bottom of the blank 1 , and the middle part of the ejector core 76 is provided with an ejector groove 761 extending up and down and allowing the ejector core 11 to pass through.

Simultaneously, the lower mold base 61 is provided with an installation channel 67 extending in the up and down direction, and is located directly below the lower mold channel 66; The bottom of the lower mold 63 extends into the lower mold groove 66, the top of the ejector block 75 abuts against the bottom of the ejector core 76, and the middle part of the ejector block 75 is provided with an ejector channel 751 that extends up and down and allows the material core 11 to pass through. The material passage chute 751 is located directly below the top material chute 761 . Further, the top side wall of the lower die groove 66 is provided with a limit block 68 to prevent the ejector core 76 from moving upwards excessively, and the side wall at the lower end of the ejector core 76 is provided with a limit block 69, which is located below the limit block 68 .

And, the linkage ejection core 74 can be moved up and down and installed in the middle of the punch base 4, the upper end of the linkage ejection core 74 extends upwards into the installation channel 67 and abuts against the bottom of the top block 75, and the lower end of the linkage ejection core 74 faces down Stretch out the punch base 4, and the middle part of the linkage ejector core 74 is provided with a linkage channel 741 extending up and down, and the linkage channel 741 is located directly below the ejector channel 751.

The top of the lifting rod 71 is fixed on the connecting plate 51, and the lower end of the lifting rod 71 moves downward through the lower mold base 61 and the punch base 4, and the lifting plate 72 is fixed on the lower end of the lifting rod 71 and is located below the punch base 4, and the lifting top block 73 is installed It is on the lifting plate 72 and is located directly below the linkage stripping core 74 .

When in use, when the forging of the blank 1 by the upper mold 53 is completed, and the material core 11 is separated from the blank 1; the separated material core 11 falls from the placement groove 65 to the top material groove 761, and passes through the top material through groove 751 and Linkage channel 741 discharges. When the punch slider 2 moves up, the lifting rod 71 moves up, driving the lifting plate 72 to move up, and the lifting top block 73 moves up thereupon to push up the linkage ejection core 74, and the linkage ejection core 74, ejector block 75 and The ejector core 76 moves upwards at the same time, and the blank 1 is ejected out of the placement groove 65, and the workman directly takes off the ejected blank 1 to get final product.

Further, in the middle part of the lifting top block 73, there is a top block channel 731 extending up and down to allow the material core 11 to pass through, and the top block channel 731 is located directly below the linkage channel 741; Lifting slot 721, the lifting slot 721 is located directly below the top block slot 731. The separated material core 11 can directly drop from the top block channel 731 and the lifting channel 721, and the workers can directly collect it.

At the same time, the punch base 4 is provided with an anti-dropping piece 41 to prevent the linkage ejection core 74 from falling; the finishing structure is safe and the operation is more convenient.

The punch ejecting device has a simple structure and is easy to operate. It can not only forge the blank 1, but also separate the core 11 in the blank 1, and the blank 1 and the core 11 are discharged from different positions without manual separation. Picking, saving time and effort, with a high degree of automation.

Novel technical scheme, rather than its limitation; Although the utility model has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: it can still modify the technical solutions described in the foregoing embodiments , or perform equivalent replacements for some or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the various embodiments of the present invention.

Claims (5)

1. a kind of novel punch press material rejection device characterized by comprising slider of punch, punching machine guide rail, punching machine pedestal, upper mold Have mechanism, lower mold mechanism, unloading mechanism, blank；

To be equipped with the material heart that need to be separated in the middle part of the blank of the material returned；

Punching machine guide rail up and down direction is extended, and slider of punch is moving up and down to be mounted on punching machine guide rail, and slider of punch Positioned at the surface of punching machine pedestal；

Upper mold mechanism is arranged in slider of punch bottom comprising connecting plate, top mold holder, upper mold, top board；Connecting plate is fixed In slider of punch bottom, top mold holder is fixed on connecting plate bottom, and upper mold is pressed abd fixed in top mold holder by top board upward, on Mold lower end passes through top board and extends downwardly setting, and lower mold bottom, which is equipped with, to be protruded into the middle part of blank and squeeze the material heart in the middle part of blank Press isolated material returned section；

Lower mold mechanism is arranged on punching machine pedestal, and is located at below upper mold mechanism comprising lower die holder, lower mold holder, lower die Tool, lower platen；Lower die holder is fixed on punching machine pedestal and is located at below connecting plate, and lower mold holder is fixed on the lower die seat, lower platen Lower mold is pressed abd fixed on lower mold holder downward, lower mold is located at immediately below upper mold, and is equipped with and uses upward in the middle part of lower mold In the placing groove for placing blank；

Unloading mechanism includes lifter drawing bar, lifter plate, lifting jacking block, linkage material withdrawal core, ejection block, liftout core；In the middle part of lower mold It is equipped with the lower die cavity for placing liftout core upward, liftout core is moving up and down to be placed in lower die cavity, and liftout core upper end is worn It crosses down mold bottom to protrude into placing groove, liftout core top is connected to blank bottom, is equipped with up and down direction in the middle part of liftout core and extends And hold the liftout slot that the material heart passes through；Lower die holder is equipped with the installation through slot that up and down direction extends, and is located at immediately below lower die cavity；Liftout Block is moving up and down to be placed in installation through slot, and ejection block upper end passes through lower mold bottom upward and protrudes into lower die cavity, ejection block Top is connected to liftout core bottom, and up and down direction is equipped in the middle part of ejection block and extends and hold the liftout through slot that the material heart passes through, liftout is logical Slot position is immediately below liftout slot；Linkage material withdrawal core is moving up and down to be mounted on punching machine the middle of the base, and link material withdrawal core upper end court On protrude into installation through slot and be connected to ejection block bottom, punching machine pedestal is stretched out in linkage material withdrawal core lower end downward, in the material withdrawal core that links Portion is equipped with the linkage through slot that up and down direction extends, and linkage complete slot position is immediately below liftout through slot；Lifter drawing bar top is fixed on company On fishplate bar, activity passes through lower die holder and punching machine pedestal downward for lifter drawing bar lower end, and lifter plate is fixed on lifter drawing bar lower end and position Below punching machine pedestal, lifting jacking block is mounted on lifter plate, and is located at immediately below linkage material withdrawal core.

2. novel punch press material rejection device as described in the appended claim 1, it is characterised in that: be equipped with up and down direction in the middle part of lifting jacking block Extend and hold the jacking block through slot that the material heart passes through, jacking block through slot is located at immediately below linkage through slot.

3. novel punch press material rejection device as stated in claim 2, it is characterised in that: lifter plate, which is equipped with, holds what the material heart passed through Through slot is gone up and down, lifting through slot is located at immediately below jacking block through slot.

4. novel punch press material rejection device as described in the appended claim 1, it is characterised in that: lower die groove top end side wall is equipped with and prevents from pushing up The limited block that material core excessively moves up, liftout core bottom side of the wall are equipped with limited block, and limited block is located at below limited block.

5. novel punch press material rejection device as described in the appended claim 1, it is characterised in that: punching machine pedestal, which is equipped with, prevents linkage from moving back The anti-falling piece that material core is fallen.