CN202607748U

CN202607748U - Punching assembly

Info

Publication number: CN202607748U
Application number: CN 201220196184
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

The utility model discloses a punching assembly, comprising an installation support, and a punching support fixed on the installation support, wherein a guide rod is vertically arranged on the punching support, a connection plate capable of moving up and down along the guide rod under the action of a drive source, and a convex die holder fixed below the connection plate are horizontally sleeved on the guide rod, a convex die is arranged in the convex die holder, a compaction block moving up and down relative to the convex die holder is arranged below the convex die holder, the convex die stretches out and is located below the compaction block, and a concave die holder is located below the convex die and matched with the convex die. The punching assembly can be used for compacting a to-be-machined workpiece by virtue of the compaction block before punching, so that the slender and elastic to-be-machined workpiece can be greatly fit with the location surface of a workbench, thus guaranteeing smooth punching of a product, ensuring punching quality and punching stability, and reducing labour intensity; and simultaneously, by virtue of detection means such as a detection needle and a switch, the stagnation of the punching assembly can be effectively prevented, the omission of manual check can be avoided, production efficiency can be further increased, and production cost can be further decreased.

Description

A kind of die-cut assembly

Technical field

The utility model relates to a kind of die-cut assembly.

Background technology

Existing die-cut technology, extensive use in the spare and accessory parts of automobile are produced, because the Punching Technology technology is simple to operate, efficient, the steady quality of blank, stock utilization is high, is fit to produce in batches, and easily is automated.But in the spare and accessory parts processing technology of vehicle, the sealing strip of vehicle particularly, a lot of products all are strips, and have the cross section of different structure, the complex structure in cross section much all is a curved surface, has caused certain difficulty therefore also for die-cut technology.

Summary of the invention

The utility model technical problem to be solved provides and a kind ofly can guarantee die-cut quality and the high die-cut assembly of production efficiency.

The utility model solves the problems of the technologies described above the technical scheme that is adopted: a kind of die-cut assembly; Comprise mounting bracket and be fixed in the die-cut support on the mounting bracket; It is characterized in that: 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.

Preferably; 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, and 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 limit the scope that said briquetting backing plate moves upward with respect to convex mould base, said convex mould base is provided with to the projection that extends below, and has the groove that is complementary with this projection on the said briquetting backing plate.

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 connecting hole that said punch cushion block vertically distributes and is limited in the below step surface that makes progress of this connecting hole, also be inserted with in this connecting hole be positioned at step surface top, below and with detect the push rod that the pin upper end offsets, be 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.

In order to protect each parts in the die-cut assembly, has side plate respectively in the both sides of this die-cut support.

Preferably; Said die-cut support comprises upper horizontal support, lower horizontal support and the vertical rack that connects upper horizontal support and lower horizontal support; Vertically be connected with described guide post near vertical rack between said upper horizontal support and the lower horizontal support; Described drive source is an oil cylinder, this oil cylinder be fixed on said upper horizontal support on, the output shaft of said oil cylinder is connected with this connecting plate downwards and can drives this connecting plate and move up and down.

Compared with prior art; The advantage of the utility model is that this die-cut assembly can utilize compact heap that workpiece to be processed is compressed before die-cut; Elongated and rubber-like workpiece to be processed can be well fitted with the locating surface of workbench; Successfully die-cut to guarantee product ability quilt, and guaranteed die-cut quality and die-cut stability, reduced labour intensity; Utilize detection means such as detecting pin and switch simultaneously, can effectively prevent the stagnation of die-cut assembly, avoid the omission of hand inspection, can further enhance productivity, reduce production costs.

Description of drawings

Fig. 1 is the front view (part is analysed and observe) of this die-cut assembly.

Fig. 2 is the front view of the latter half of this die-cut assembly.

Fig. 3 is the vertical view of this die-cut assembly.

Fig. 4 is the cutaway view along A-A line among Fig. 3.

Fig. 5 is the cutaway view along B-B line among Fig. 3.

The specific embodiment

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

Shown in Fig. 1-5; 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 oil cylinder 26, and this oil cylinder 2 is as the drive source of die-cut assembly, 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 a 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.

The die-cut assembly of the utility model can utilize compact heap will add worker's workpiece before die-cut and compress; Elongated and rubber-like workpiece to be machined can be well fitted with the locating surface of workbench; To guarantee that product can be by successfully die-cut; And guaranteed die-cut quality and die-cut stability, reduced labour intensity; Utilize detection means such as detecting pin and switch simultaneously, can effectively prevent the stagnation of die-cut assembly, avoid the omission of hand inspection, can further enhance productivity, reduce production costs.

Claims

1. die-cut assembly; Comprise mounting bracket (1) and be fixed in the die-cut support (3) on the mounting bracket (1); It is characterized in that: 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).

2. die-cut assembly as claimed in claim 1; 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).

3. die-cut assembly as claimed in claim 2; 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.

4. die-cut assembly as claimed in claim 3; It is characterized in that: described hole (191) have cascaded surface; Also has a guide pin bushing (34) between said briquetting backing plate (15) and this guide pillar (35); This guide pin bushing (34) and this briquetting backing plate (15) are fixing, 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).

5. die-cut assembly as claimed in claim 2 is characterized in that: said convex mould base (18) is provided with to the projection that extends below (181), has the groove (151) that is complementary with this projection (181) on the said briquetting backing plate (15).

6. like the described die-cut assembly of the arbitrary claim of claim 1-5; 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.

7. die-cut assembly as claimed in claim 6 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).

8. like the described die-cut assembly of the arbitrary claim of claim 1-5, it is characterized in that: have side plate (38) respectively in the both sides of this die-cut support (3).

9. like the described die-cut assembly of the arbitrary claim of claim 1-5; It is characterized in that: said die-cut support (3) comprises upper horizontal support (31), lower horizontal support (32) and the vertical rack (33) that connects upper horizontal support (31) and lower horizontal support (32); Vertically be connected with described guide post (28) near vertical rack (33) between said upper horizontal support (31) and the lower horizontal support (32); Described drive source is oil cylinder (26); This oil cylinder (26) be fixed on said upper horizontal support (31) on, the output shaft of said oil cylinder (26) is connected with this connecting plate (30) downwards and can drives this connecting plate (32) and move up and down.