CN202607747U

CN202607747U - Punching device for decorative-bar-type products

Info

Publication number: CN202607747U
Application number: CN 201220195960
Authority: CN
Inventors: 胡剑英
Original assignee: Ningbo Xintai Machinery Co Ltd
Current assignee: Ningbo Xintai Machinery Co Ltd
Priority date: 2012-05-03
Filing date: 2012-05-03
Publication date: 2012-12-19
Anticipated expiration: 2022-05-03

Abstract

Provided is a punching device for decorative-bar-type products. A strip positioning seat for placing workpieces to be processed in punching is arranged on a rack, and is formed by a plurality of positioning blocks which are arranged at intervals and in sequence. A plurality of punching components are fixed on the rack along the length direction of the positioning seat at intervals and in sequence. A plurality of grooves for concave mould sockets of punching components to plug in are arranged on the positioning seat. The height of the plane for placing the workpieces to be processed of the positioning seat is parallel to the concave mould socket. A discharging component and a guide component are arranged on the rack. The discharging component is used for discharging processed workpieces from one side of the positioning seat. The guide component is used for laying up the workpieces to be processed before punching from the other side of the positioning seat. The punching device can clamp the strip workpieces and punch different portions of the workpieces in sequence without multiple adjustments of positions of the strip workpieces, and is further provided with the discharging component which can automatically match with manual power, so not only working efficiency is improved, labor intensity is reduced, but also production safety is guaranteed and processing accuracy is improved.

Description

A kind of blanking units of panel series products

Technical field

The utility model relates to a kind of blanking units, particularly relates to the blanking units of panel series products on a kind of vehicle.

Background technology

The part processing that the arc curvature is arranged for some strips; For example bright of thin-walled, strip have on the complicated panel series products of radian and section and need carry out the porous Punching Technology on the vehicle; The porous Punching Technology of this product comparatively bothers usually, and machining accuracy also is difficult to guarantee.Now general adopt two kinds of methods are arranged: 1) utilize the punch die segmentation die-cut, such processing method need prepare to overpay punch die, could accomplish after product needed is is repeatedly installed and removed; And product space will directly influence machining accuracy after multiple conversions.2) work in-process in the heart, segmentation mills out, the problem that this method exists product needed repeatedly to take up and down equally, the precision of processing is affected.And all there is the problem of inefficiency in two kinds of above-mentioned methods.

Summary of the invention

The utility model technical problem to be solved provides the blanking units of the panel series products that a kind of working (machining) efficiency is high, precision is higher.

The utility model solves the problems of the technologies described above the technical scheme that is adopted: a kind of blanking units of panel series products; Comprise frame; It is characterized in that: said frame is provided with to be separated by successively by a plurality of locating pieces and forms the positioning seat that a rectangular confession workpiece to be processed is placed when die-cut; At the length direction of this this positioning seat of frame upper edge fixed interval successively a plurality of die-cut assemblies are arranged; Described positioning seat is provided with the groove of the die socket insertion of the said die-cut assembly of a plurality of confessions; And the above-mentioned die socket flush of placing workpiece to be processed on the plane that is used for placing workpiece to be processed on this positioning seat and this a plurality of die-cut assemblies, on described frame, also be provided with simultaneously can with processed workpiece under positioning seat one side dumping discharge component and be positioned at the positioning seat opposite side and be used for shelving the guide assembly of the workpiece to be processed before die-cut.

Preferred version as the die-cut assembly of the utility model; Said die-cut assembly comprises mounting bracket and is fixed in the die-cut support on the mounting bracket; Vertically be provided with guide post on the said die-cut support; The convex mould base that level is with the connecting plate that receives the drive source effect and can move up and down along this guide post and is fixed in this connecting plate below on the said guide post is provided with punch in this convex mould base, the below of said convex mould base is provided with the compact heap that moves up and down with respect to said convex mould base; Said punch stretches out the below that is positioned at said compact heap, and above-mentioned die socket then is positioned at said punch below and matches with said punch.

For protect convex mould base with compact heap and make be connected more stable; Be provided with the punch cushion block between said convex mould base and the said connecting plate; Said punch cushion block and said connecting plate and convex mould base are fixing mutually; Said compact heap upper fixed has the briquetting backing plate, and said briquetting backing plate is positioned at the below of said convex mould base and moves up and down with said compact heap.

Preferably; The punch cushion block of said punch both sides is provided with the hole of vertical layout; Be inserted with guide pillar in the said hole; The upper end of said guide pillar is fixed on the said punch cushion block, and the lower end of said guide pillar is fixed on the said briquetting backing plate, and be with in this guide pillar outside one make said briquetting backing plate and compact heap have the trend of moving downward all the time spring.

In order to survey the state of this die-cut assembly; Know whether the hole dashes; Vertically be provided with one in the said punch and detect pin; The top of said detection pin is inserted in the vertical connecting hole that distributes of said punch cushion block and is limited in the below step surface that makes progress of this connecting hole, also is inserted with the push rod that is positioned at step surface top, below and offsets with said detection pin upper end in this connecting hole, is connected with a cock body in the port of said connecting hole; The top of this push rod stretches out in outside the cock body and can move up and down along this cock body; Said punch cushion block be provided with one be communicated to this connecting hole port interconnection, be inserted with the switch that matches with the top of said push rod in this interconnection, and on this push rod, be with a back-moving spring; On the lower surface that the two ends of this back-moving spring are butted on this cock body respectively and the bottom of this push rod, this back-moving spring makes the said detection needle set of this push rod below that downtrend all the time arranged.

In such scheme, for the ease of regulating the spring force of back-moving spring, described cock body is preferably plug screw, and the port of described connecting hole is the screw that is threaded mutually with this plug screw.

Preferred version as the utility model discharge component; Said discharge component comprises a fixed head; And the stripper that is positioned at fixed head top, this stripper and is not higher than the plane of placing workpiece to be processed on the said locating piece between the adjacent positioned piece; Said fixed head below is fixed with a drive unit; The output shaft of this drive unit stretches out the top that is positioned at this fixed head, and the below of this stripper is hinged with the upper end of a connecting rod and the upper end of a buffer bar successively, and the lower end of said connecting rod is connected to this output shaft; The lower end of said buffer bar is connected in this fixed head, and said connecting rod moves upward under the driving of drive unit and drives said stripper and rotates for axle around the point that stripper and buffer bar are hinged.

Preferred version as the utility model guide assembly; Said guide assembly comprises the support that is fixed in the positioning seat opposite side and is fixed in the stock guide on this support; Said stock guide comprises the guide portion that is obliquely installed with positioning seat, and the angle between said guide portion and the said positioning seat is the obtuse angle; Said buffer bar is positioned at the end of said stripper away from this guide assembly.

For the motion that makes said stripper more steadily and can make the workpiece after die-cut leave positioning seat and die socket fully; The lower end of said buffer bar is connected with a stop nut after passing the fixing hole on this fixed head; One spring is placed in the outside of said buffer bar, and the two ends of this spring are butted on the upper surface of stop nut and the lower surface of this fixed head respectively.

Preferably; Said support is orthogonal vertical section and horizontal segment; Said vertical section is fixed in the side of positioning seat; Said horizontal segment is horizontal-extending in the outside of this positioning seat, and said stock guide is bottom and the guide portion of tilting to connect each other, and said bottom has mounting long holes and flatly is fixed on the horizontal segment of this support.

Compared with prior art; The advantage of the utility model is that this blanking units can clamp the workpiece of strip; And successively the different parts on the workpiece is carried out die-cutly, need not carry out repeatedly position adjustment, but also have automatically and the artificial discharge component that matches the strip workpiece; Not only improved operating efficiency, reduced labour intensity, also guaranteed to produce safe, improved the precision of processing.And it is die-cut to adopt a plurality of die assemblies to carry out order as required, has not only guaranteed die-cut quality, has reduced power consumption, has also guaranteed die-cut stability, has reduced labour intensity; Moreover utilize detection means such as detecting pin and switch, and can effectively prevent the stagnation of die-cut assembly, also avoided the omission of hand inspection, improve production efficiency more greatly and reduced production cost.

Description of drawings

Fig. 1 is the sketch map of the utility model blanking units.

Fig. 2 is the vertical view of the blanking units among Fig. 1.

Fig. 3 is the front view (part is analysed and observe) of this die-cut assembly.

Fig. 4 is the front view of the latter half of this die-cut assembly.

Fig. 5 is the vertical view of this die-cut assembly.

Fig. 6 is the cutaway view along A-A line among Fig. 5.

Fig. 7 is the cutaway view along B-B line among Fig. 5.

Fig. 8 is the sketch map of the discharge component of the utility model.

Fig. 9 is the sketch map of the guide assembly of the utility model.

Figure 10 is the cutaway view along C-C line among Fig. 9.

The specific embodiment

Embodiment describes in further detail the utility model below in conjunction with accompanying drawing.

The blanking units of the utility model shown in Fig. 1-2, comprises frame 100 and is positioned at a plurality of adjustable support legs 101 of frame 100 belows, can make frame stable, avoids because the ground injustice produces rocks.This frame 100 is provided with to be separated by successively by a plurality of positioning seats and forms the positioning seat 200 that a rectangular confession workpiece to be processed a places when die-cut; In the present embodiment; This spliced positioning seat has certain radian; To be complementary with workpiece to be processed a; This positioning seat 200 is fixed on the frame 100 through a plurality of vertical positioning seat supports 201, at the length direction of this this positioning seat 200 of frame 100 upper edges fixed interval successively a plurality of die-cut assemblies 300 is arranged, and this positioning seat 200 is provided with a plurality of grooves the die socket 14 of a plurality of die-cut assemblies 300 is inserted.Die socket 14 flush of placement workpiece to be processed a on the plane that is used for placing workpiece to be processed on this positioning seat 200 and this a plurality of die-cut assemblies 300; Make workpiece to be processed extend placement along the length direction and the die socket 14 of this positioning seat 200; Diverse location on the die-cut strip workpiece is realized the processing of high efficiency workpiece so simultaneously.These a plurality of die-cut assemblies 300 are fixed on the frame 100 through mounting bracket 1.

End in this frame 100 is provided with alignment pin 102 and cylinder 103; Alignment pin can be inserted in the locating hole of workpiece to be processed, so that this workpiece to be processed is positioned at length direction, after workpiece to be processed is positioned on positioning seat 200 and the die socket 14; Each die-cut assembly 300 fastens workpiece clamp in order; And can control the drive source on a plurality of die-cut assemblies 300 successively, be oil cylinder in the present embodiment, and it is in proper order die-cut successively that 300 pairs of workpieces to be processed of these a plurality of die-cut assemblies are carried out.As shown in Figure 1; These frame 100 belows are provided with hydraulic pressure unit 501, also are provided with the five-group valve 500 that links to each other with hydraulic pressure unit 501 on the frame 100, and this valve 500 is controlled the oil cylinder on the contiguous a plurality of die-cut assembly 300 respectively; Oil cylinder on each die-cut assembly 300 has flow-control; Through the priority energising of five-group valve, and the adjusting of flow valve, can realize that the clamping successively of a plurality of die-cut assemblies 300 is die-cut.Owing to be die-cut successively, make the flow of hydraulic pressure obtain saving, thereby the power of motor is significantly saved the also satisfied fully beat of producing.

As shown in Figure 2; On described frame, also be provided with discharging-guide assembly 400; This a plurality of dischargings-guide assembly 400 is by the discharge component 41 of processed workpiece under positioning seat one side dumping is used for shelving the workpiece to be processed before die-cut with being positioned at positioning seat 200 opposite sides guide assembly 42 being formed; Shown in Fig. 3-7, be the preferred embodiment of this die-cut assembly, be depicted as the preferred embodiment of this guide assembly like Fig. 8-10.

Shown in Fig. 3-7; The die-cut assembly of the utility model comprises mounting bracket 1; And be fixed in the die-cut support 3 on the mounting bracket 1; This die-cut support 3 comprises upper horizontal support 31, lower horizontal support 32 and the vertical support frame 33 that connects upper horizontal support 31 and lower horizontal support 32, and this vertical support frame 33 is positioned at a side of this upper horizontal support 31 and lower horizontal support 32, and said vertical support frame 32 fixes with mounting bracket 1.Between this upper horizontal support 31 and the lower horizontal support 32, vertically be connected with a guide post 28 near a side of vertical support frame 33, the two ends up and down of this guide post 28 are mounted on respectively on upper horizontal support 31 and the lower horizontal support 32.Be connected with a plate 30 through guide pin bushing 29 on this guide post 28, this connecting plate 30 is horizontally disposed with, and can move up and down along this guide post 28, and this guide post 28 is positioned at the rear side of this connecting plate 30.The below of this connecting plate 30 is fixedly connected with a punch cushion block 19, and this punch cushion block 19 also is placed on this guide post 28, strengthens the intensity of this connecting plate 30, and the below of this punch cushion block 19 is connected with convex mould base 18.The upper fixed of this upper horizontal support 31 has an above-mentioned oil cylinder 26, and the output shaft of this oil cylinder is provided with the top that is fixedly connected on this connecting plate 30 downwards.This connecting plate 32 can be moved up and down along this guide post 28 by the driving of this oil cylinder 26.

The centre of said convex mould base 18 has one to the projection that extends below 181; The below of this convex mould base 18 also is provided with a briquetting backing plate 15 and is positioned at the below of briquetting cushion block 15 and the compact heap 13 that briquetting backing plate 15 fixes, and this briquetting backing plate 15 can move up and down with respect to convex mould base 18 below this convex mould base 18 with compact heap 13.Have the groove 151 that is complementary with this projection 181 on this briquetting backing plate 15, this groove 151 and projection 181 are used to limit the position that this briquetting backing plate 15 and compact heap 13 make progress.As shown in Figure 3; Both sides at this convex mould base 18; Have a guide pillar 35 respectively, this punch cushion block 19 is inserted with convex mould base 18 and be fixed on the punch cushion block 19 in the upper end of this guide pillar 35, and the lower end that this briquetting backing plate 15 and this guide pillar 35 are passed in the lower end of this guide pillar 35 is fixed with a nut 37; This nut 37 is positioned at the below of this briquetting backing plate 15, so this briquetting backing plate 15 can move up and down along with this guide pillar 35 with this compact heap 13.The upper end of this guide pillar 35 is inserted in the hole 191 of this punch cushion block 19; This hole 191 is a shoulder hole; Have a downward cascaded surface, a spring 36 is placed in this guide pillar 35 outsides, and the two ends of this spring 36 are butted on respectively on the upper surface of cascaded surface and said briquetting backing plate 15.Preferably, also have a guide pin bushing 34 between this briquetting backing plate 15 and this guide pillar 35, this guide pin bushing 34 is fixing with this briquetting backing plate 15, and the two ends of this spring 36 are butted on respectively on the cascaded surface in upper end and this hole 191 of this guide pin bushing 34.Therefore, this briquetting backing plate 15 can move up and down along with guide pillar 35 with this compact heap 13, and this spring 36 makes this briquetting backing plate 15 have the downtrend away from this convex mould base 18 with this compact heap 13.

Also be fixed with straight down a punch 12 on this convex mould base 18; This punch 12 passes the projection 181 of this convex mould base 18 and convex mould base 18 belows; And pass above-mentioned briquetting backing plate 15 and compact heap 13, be exposed to the below of this compact heap 13, the interior detection pin 11 that vertically is inserted with of this punch 12.As shown in Figure 7; The upper end of this detection pin 11 is inserted in the vertical connecting hole 192 of this punch cushion block 19; This connecting hole 192 has two step surfaces that make progress; Step surface 1921 and below step surface 1922 promptly, the upper end of this detection pin 11 is limited in this below step surface, is inserted with a push rod 21 in the connecting hole 192 of below step surface 1922 tops in this connecting hole 192; The bottom of this push rod 21 has the bigger protruding circle 211 of a diameter, and the protruding circle 211 of this push rod 21 matches with the upper end of this detection pin 11.Be connected with a cock body in the port of this connecting hole 192; In the present embodiment; Preferably, the port of this connecting hole 192 is that the large aperture port forms described top step surface, and this large aperture port is a screw; Cock body is the plug screw 23 that is threaded in the screw, and this push rod 21 can move up and down and the top of this push rod 21 can stretch out in plug screw 23 along this plug screw 23.Be with a back-moving spring 22 in the outside of this push rod 21, on the protruding circle 211 of the lower surface that the two ends of this back-moving spring 22 are butted on this plug screw 23 respectively and the bottom of this push rod 21.This plug screw 23 position in connecting hole 192 can be adjusted up and down, and then can adjust the spring force of this back-moving spring 22.This back-moving spring 22 makes the detection pin 11 of these push rod 21 belows have downtrend all the time.Has the top that an interconnection 193 is communicated to this connecting hole 192 on this punch cushion block 19; Be inserted with a switch 17 in this interconnection 193; This switch 17 is moving switch (also can adopt other inductive switch) for routine declines; It is fixed on this punch cushion block 19, and matches with the top of this push rod 21 after its medial extremity horizontal expansion.Moving downward after the below of detecting pin 11 props up workpiece to be processed along with punch cushion block 19; This detection pin 11 moves upward along this connecting hole 192, and then the top of this push rod 21 is when touching the medial extremity of this switch 17, can think die-cut beginning; After detection pin 11 is along with punch 12 downward die-cut these workpiece to be processed; When punch cushion block 19 began to move upward, this detection pin 11 was because the reset force of this back-moving spring 22 moves downward, and this push rod 21 also falls after rise downwards; Do not contact the medial extremity of this switch 17, can judge that this die-cutly finishes.Utilize detection means such as detecting pin and switch, can effectively prevent the stagnation of die-cut assembly, also avoided the omission of hand inspection, improved production efficiency more greatly.

Be fixed with a die socket 14 on the said lower horizontal support 32, be provided with die 16 with these punch 12 corresponding positions on this die socket 14, this die socket 14 and this punch 12 with detect pin 11 and match, supply when die-cut this punch 12 and detect pin 11 and insert.Workpiece to be processed just is positioned on this die socket 14.In the both sides of this die-cut support 3, have side plate 38 respectively, parts such as described punch cushion block 19, convex mould base 18 all are surrounded between two blocks of side plates 38.

Shown in Fig. 8-10, the discharging of the utility model-guide assembly comprises discharge component 41 and guide assembly 42.Said discharge component 41 and guide assembly 42 place the both sides of positioning seat 200 respectively.As shown in Figure 8; This discharge component 41 has two; Be arranged on the frame at interval respectively, each discharge component 41 comprises a fixed head 411, and above the fixed head 411 and be arranged on the stripper 412 between the two adjacent positioned pieces; This stripper 412 laterally arranges with fixed head 411 in the ordinary course of things; Here, the plane equal height of place work piece is provided with (can certainly be lower than the positioning seat plane of place work piece) on this stripper 412 and the positioning seat 200, needs the workpiece of processing just to be held on this stripper 412.The below of this fixed head 411 is fixed with a drive unit 43, and the output shaft 431 of this drive unit 43 stretches out the top that is positioned at this fixed head 411.The lower surface of this stripper 412 has the connecting plate 413 be close to stripper 412, and the centre of the below of this stripper 412 and a side are hinged with a connecting rod 414 and buffer bar 415 respectively.The upper end of connecting rod 414 and buffer bar 415 is hinged on respectively on the connecting plate 413 of stripper 412 belows; And the below of this connecting rod 414 is connected with the output shaft 431 of above-mentioned drive unit 43 (in the present embodiment; This drive unit is preferably cylinder); So that this connecting rod 414 moves up and down under the driving of drive unit 43, and the upper end of buffer bar 415 is hinged on a side of connecting plate 413, and its lower end is fixed on the fixed head 411.Therefore when drive unit 43 driving connecting rods 414 moved up and down, the point that makes this connecting plate 413 and stripper 412 be hinged with this connecting plate 413 and this buffer bar 415 served as that axle rotates.And then upwards lift under the driving of connecting rod 414 middle part of this stripper 412; Make on the stripper 412 a end upwards lift and make stripper 412 to tilt, and then workpiece on this stripper 412 is lifted and from stripper 412 loading and unloading materials with respect to this buffer bar 415.

Preferably, but the lower end elasticity of this buffer bar 415 is connected to said fixed head 11, promptly this buffer bar 415 can be within the specific limits elastic movement up and down; Preferably; The fixing hole 4111 on this fixed head 411 is passed in the lower end of said buffer bar 415, and the lower end is connected to a stop nut 416, and the external diameter of stop nut 416 is greater than the diameter of this fixing hole 4111; Prevent to deviate from the fixing hole 4111 of lower end from fixed head 411 of this buffer bar 415; And the outside at buffer bar 415 also is with spring 417, and the two ends of this spring 417 are butted on the lower surface of this fixed head 11 and the upper surface of this nut 416 respectively, preferably; The outside of this buffer bar 415 be with one be butted on these fixed head 411 lower surfaces packing ring 418, be used to prevent between spring 417 and the fixed head 411 mutual friction mutually and damage.Make this buffer bar 415 to move up and down certain distance like this along this fixing hole 4111; Driven when upwards driving this stripper 412 and upwards lifting at this connecting rod 414 with respect to an end of buffer bar 415; An end that is provided with buffer bar 415 has elasticity; Also along with stripper 412 moves upward one section, can guarantee this stripper 412 segment distance that can rise reposefully, so that the workpiece that processes begins turning discharging after leaving positioning seat and die socket fully again; And whole motion process is milder, has certain shock-absorbing capacity.

The opposite side of positioning seat 200 is provided with an above-mentioned guide assembly 42; This guide assembly 42 should be positioned over the relative side of this discharge component 41 and buffer bar 415, and this guide assembly 42 comprises the support 421 that guide assembly 42 is fixed on positioning seat 200 opposite sides, and is positioned at the stock guide 422 on the support 421; Like Fig. 9, shown in 10; This support 421 is perpendicular two sections, has slotted hole 4213 on the vertical section 4211, is fixed in the side of positioning seat 200 through screw rod;, utilize this slotted hole can regulate the height of support with respect to positioning seat; Horizontal segment 4212 is horizontal-extending in the outside of this positioning seat.Stock guide 422 also is the bottom 4221 and guide portion 4222 that tilts to connect each other; Have mounting long holes 4223 on the bottom 4221 of stock guide 422; And flatly be fixed on the horizontal segment 4212 of this support 421; Interfix through screw and horizontal segment 4212 like Fig. 9, this bottom 4221 shown in 10, in like manner, utilize mounting long holes 4223 can regulate the horizontal range of stock guide with respect to positioning seat.The guide portion 4222 of this stock guide 422 is near positioning seat 200 and be obliquely installed.Tilt in obtuse angle between this guide portion 4222 and the said positioning seat 200, promptly the angle between this guide portion 4222 and the bottom 4221 is an acute angle.Workpiece to be processed can be positioned on the bottom 4221 of this stock guide 422, need add man-hour, and the workman only need remove workpiece to be processed to the top of guide portion 4222, and workpiece can be from guide portion 4222 landings of this inclination to positioning seat 200.Therefore and the buffer bar 415 of device for discharging 41 is positioned at the side away from this material guide device 42, and after processing, device for discharging 41 moves upward near the connecting rod 414 of a side of material guide device 42 and makes stripper 412 1 sides lift, to a side dumping material of positioning seat 200.

This blanking units can clamp the workpiece of strip; And carry out die-cut to the different parts on the workpiece successively; Need not carry out repeatedly the position adjustment to the strip workpiece; But also have automatically and artificial discharging, the guide assembly that matches, not only improved operating efficiency, reduced labour intensity, also guaranteed to produce safe, improved the precision of processing.And a plurality of die assemblies of employing wherein to carry out order as required die-cut, not only guaranteed die-cut quality, reduced power consumption; Also guaranteed die-cut stability; Reduce labour intensity, and utilized detection means such as detecting pin and switch, can effectively prevent the stagnation of die-cut assembly; Also avoided the omission of hand inspection, improved production efficiency more greatly and reduced production cost.

Claims

1. the blanking units of a panel series products; Comprise frame (100); It is characterized in that: said frame (100) is provided with to be separated by successively by a plurality of locating pieces and forms the positioning seat (200) that a rectangular confession workpiece to be processed is placed when die-cut; At the length direction of this frame (100) this positioning seat of upper edge (200) fixed interval successively a plurality of die-cut assemblies (300) are arranged; Described positioning seat (200) is provided with the groove of die socket (14) insertion of the said die-cut assemblies of a plurality of confessions (300); And above-mentioned die socket (14) flush of placing workpiece to be processed is gone up with this a plurality of die-cut assemblies (300) in the plane that is used for placing workpiece to be processed on this positioning seat (200), the while on described frame, also be provided with can with processed workpiece under positioning seat one side dumping discharge component (41) and be positioned at positioning seat (200) opposite side and be used for shelving the guide assembly (42) of the workpiece to be processed before die-cut.

2. blanking units as claimed in claim 1; It is characterized in that: said die-cut assembly (300) comprises mounting bracket (1) and is fixed in the die-cut support (3) on the mounting bracket (1); Vertically be provided with guide post (28) on the said die-cut support (3); Said guide post (28) is gone up level and is with connecting plate (30) that receives the drive source effect and can move up and down along this guide post (28) and the convex mould base (18) that is fixed in this connecting plate (30) below; Be provided with punch (12) in this convex mould base (18); The below of said convex mould base (18) is provided with the compact heap (13) that moves up and down with respect to said convex mould base (18), and said punch (12) stretches out the below that is positioned at said compact heap (13), and above-mentioned die socket (14) then is positioned at said punch (12) below and matches with said punch (12).

3. blanking units as claimed in claim 2; It is characterized in that: be provided with punch cushion block (19) between said convex mould base (18) and the said connecting plate (30); Said punch cushion block (19) is fixing mutually with said connecting plate (30) and convex mould base (18); Said compact heap (13) upper fixed has briquetting backing plate (15), and said briquetting backing plate (15) is positioned at the below of said convex mould base (18) and moves up and down with said compact heap (13).

4. blanking units as claimed in claim 3; It is characterized in that: the punch cushion block (19) of said punch (12) both sides is provided with the hole (191) of vertical layout; Be inserted with guide pillar (35) in the said hole (191); The upper end of said guide pillar (35) is fixed on the said punch cushion block (19), and the lower end of said guide pillar (35) is fixed on the said briquetting backing plate (15), and is with one in this guide pillar (35) outside and makes said briquetting backing plate (15) and compact heap (13) have the spring (36) of the trend of moving downward all the time.

5. blanking units as claimed in claim 2; It is characterized in that: vertically be provided with one in the said punch (12) and detect pin (11); The top of said detection pin (11) is inserted in the vertical connecting hole (192) that distributes of said punch cushion block (19) and is limited in the below step surface that makes progress of this connecting hole (192); Also be inserted with the push rod (21) that is positioned at below step surface (1922) top and offsets in this connecting hole (192) with said detection pin (11) upper end; Be connected with a cock body in the port of said connecting hole (192); The top of this push rod (21) stretches out in outside the cock body and can move up and down along this cock body; Said punch cushion block (19) be provided with one be communicated to this connecting hole (192) port interconnection (193), be inserted with the switch (17) that matches with the top of said push rod (21) in this interconnection (193), and on this push rod (21), be with a back-moving spring (22); On the lower surface that the two ends of this back-moving spring (22) are butted on this cock body respectively and the bottom of this push rod (21), this back-moving spring (22) makes the said detection pin (11) of this push rod (21) below have downtrend all the time.

6. blanking units as claimed in claim 5 is characterized in that: described cock body is plug screw (23), and the port of described connecting hole (192) is the screw that is threaded mutually with this plug screw (23).

7. like the described blanking units of the arbitrary claim of claim 1 to 6; It is characterized in that: said discharge component (41) comprises a fixed head (411); And the stripper (412) that is positioned at fixed head (411) top; This stripper (412) is between the adjacent positioned piece; And be not higher than said locating piece (200) and go up the plane of placing workpiece to be processed, said fixed head (411) below is fixed with a drive unit (43), and the output shaft (431) of this drive unit (43) stretches out the top that is positioned at this fixed head (411); The below of this stripper (412) is hinged with the upper end of a connecting rod (414) and the upper end of a buffer bar (415) successively; The lower end of said connecting rod (414) is connected to this output shaft (431), and the lower end of said buffer bar (415) is connected in this fixed head (411), and said connecting rod (414) moves upward under the driving of drive unit (43) and drives said stripper (412) and rotates for axle around the point that stripper (412) and buffer bar (415) are hinged.

8. blanking units as claimed in claim 7; It is characterized in that: said guide assembly (42) comprises the support (421) that is fixed in positioning seat (200) opposite side and is fixed in the stock guide (422) on this support (421); Said stock guide (422) comprises the guide portion (4222) that is obliquely installed with positioning seat (200), and the angle between said guide portion (4222) and the said positioning seat (200) is the obtuse angle; Said buffer bar (415) is positioned at the end of said stripper (412) away from this guide assembly (42).

9. blanking units as claimed in claim 7; It is characterized in that: the lower end of said buffer bar (415) is connected with a stop nut (416) after passing the fixing hole (4111) on this fixed head (411); One spring (417) is placed in the outside of said buffer bar (415), and the two ends of this spring (417) are butted on the upper surface of stop nut (416) and the lower surface of this fixed head (411) respectively.

10. blanking units as claimed in claim 8; It is characterized in that: said support (421) is orthogonal vertical section (4211) and horizontal segment (4212); Said vertical section (4211) is fixed in the side of positioning seat (200); Said horizontal segment (4212) is at the outside horizontal-extending of this positioning seat (200); Said stock guide (422) is bottom (4221) and the guide portion of tilting to connect each other (4222), and said bottom (4221) have mounting long holes (4223) and flatly are fixed on the horizontal segment (4212) of this support (421).